The world divides(7)\overset{\text{(7)}}{{\underline{\text{divides}}}}divides(7) into 242424 time zones so that the sun is high in the sky at noon almost everywhere on earth. You also have the option to opt-out of these cookies. a. Pectoralis major b. Serratus anterior c. Supraspinatus d. Teres major.
In this regard we may refer to Sinohara's law of fusion which states that a muscle supplied by two different nerves is formed by fusion of two separate muscle masses. d) biceps brachii. Which of the following muscles does not attach to the humerus? Antagonist: internal intercostals The sternocleidomastoid is the prime mover and the splenius cervicis is the antagonist. This tent is in the Indian stile formed of a number of (8) dressed Buffaloe skins sewed together with sinues. But opting out of some of these cookies may affect your browsing experience. Treatment for this involves strengthening exercises for the SCM muscle, and repair of the nerve if possible. a) biceps femoris b) brachioradialis c) triceps brachii d) pectoralis major e) deltoid. The splenius captis is located on the lateral side of the C7. (a) Teres major (b) Triceps brachii (c) Pectoralis major (d) Latissimus dorsi. (b) Analyze Cause and Effect: How do the soothsayers' predictions help prompt the king's wishes? Insertion: Attaches to the mastoid process and the lateral half of the superior nuchal line of the occipital bone. Antagonist: infraspinatus Differentiate between: a. Antagonist: Extensor digitorium longus (a) diaphragm (b) triceps brachii (c) pronator teres (d) flexor carpi ulnaris (e) extensor indicis. Synergist: Masseter, Action: Flex & Rotate neck The sternocleidomastoid is the prime mover and the splenius cervicis is the synergist. Synergist muscles help other muscles perform one or more functions. Antagonist: Sartorious However, you may visit "Cookie Settings" to provide a controlled consent. Synergist Agonist Antagonist Stabilizers Neutralizers. The two heads are separated from one another at their origins by a triangular interval (lesser supraclavicular fossa) but gradually blend, below the middle of the neck, into a thick, rounded muscle which is inserted, by a strong tendon, into the lateral surface of the mastoid process, from its apex to its superior border, and by a thin aponeurosis into the lateral half of the superior nuchal line of the occipital bone. It was concluded that acute muscle pain is unable to maintain longerlasting resting muscle hyperactivity. E. Scalenes. Then slowly reread the passage, writing your own definition for each italicized word. Is this considered flexion or extension? These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Occasionally, the lower portion of the SCM muscle is intercepted by tendinous intersections which indicate the origin of this muscle from different myotomes .The organizational pattern of the SCM can be arranged into five distinct topographical parts, namely the superficial sternomastoid, profound sternomastoid, sterno occipital, cleidomastoid and cleidooccipital parts which are arranged in superficial and deep layers. D. The sternocleidomastoid is the fixator and the splenius cervicis is the prime mover. Synergist: Gracilis, Action: Prime mover of foot inversion This condition when present in humans is considered to be a variation from normal. Muscle overlays on the human body. (a) sternocleidomastoid (b) splenius capitis (c) semispinalis cervicis (d) scalenus anterior. (a) Deltoid (b) Teres major (c) Infraspinatus (d) Coracobrachialis (e) Trapezius. Extension of the head and cervical spine when posterior fibers act bilaterally, 2. Which of the following muscles acts to protract the mandible? Internet Journal of Medical Update 2013; 8(2):62-64, Sternocleidomastoid muscle (highlighted in green) - anterior view image - Kenhub, Sternocleidomastoid muscle video - Kenhub, Gray, Henry. What experience do you need to become a teacher? It is thick and thus serves as a primary landmark of the neck, as it divides the neck into anterior and posterior cervical triangles (in front and behind the muscle, respectively) which helps define the location of structures, such as the lymph nodes for the head and neck.[8]. Synergist: Action: stabilizes pelvis E. The sternocleidomastoid is the synergist and the splenius cervicis is the fixator. 3rd. Antagonist: NA The accessory nerve nucleus is in the anterior horn of the spinal cord around C1-C3, where lower motor neuron fibers mark its origin. What was the "gag rule" passed by the House of Representatives in 1836? The cookie is used to store the user consent for the cookies in the category "Analytics". a) Temporalis b) Rectus abdominis c) Erector spinae d) Sternocleidomastoid e) Splenius capitis. Middle deltoid c. Posterior deltoid d. Superior deltoid. Rotation of the head to the opposite side or obliquely rotate the head. a. rhomboid major b. rhomboid minor c. trapezius d. serratus anterior, Which of the following posterior muscles is associated with shoulder joint adduction, extension, internal rotation, and horizontal abduction? This would leave no posterior triangle. The supraclavicularis muscle arises from the manubrium behind the sternocleidomastoid and passes behind the sternocleidomastoid to the upper surface of the clavicle. Vascular supply: Muscular branches of the ascending Cervical artery. Synergist: Sarotious, Action: Abducts and medially rotates thigh Share and download Seeleys essentials of anatomy physiology ( etc.) Which one? This category only includes cookies that ensures basic functionalities and security features of the website. Gives you the force to push the ball. Some larger muscles are labeled. Along the muscle fibers are t-tubule openings which facilitate the spread of the action potential into the muscle fibers. D. The sternocleidomastoid is the fixator and the splenius cervicis is the prime mover. a. Anterior deltoid b. Interrelationship of the Spine, Rib Cage, and Shoulder", "28. In many animals, the cleidomastoid belly is distinctly separate from the sternomastoid belly. Edit. Which of the following muscles is primarily a postural muscle? It IS NOT medical advice. joint act as a fulcrum. Working with a physical therapist can be a useful modality to strengthen the SCM if it has been injured or weakened. The muscle allows the head and vertebrae to extend. The longus colli is a deep cervical flexor acting as an important synergist with the sternocleidomastoid muscle. What is the synergist muscle for sternocleidomastoid? This extra triangle can also be considered as an extended lesser supraclavicular fossa which normally separates the sternal and clavicular heads of origin of SCM. 83% average accuracy. When one side acts alone, it causes the head to rotate to the opposite side and flexes laterally to the same side (ipsilaterally). Antagonist: Gluteus maximus 1 : an agent that increases the effectiveness of another agent when combined with it; especially : a drug that acts in synergism with another. For example, when you rotate or turn your head to the right, your left SCM is contracting. kleine weie friedenstaube text und noten. Synergist: pectoralis major, Action: medial rotation of shoulder This cookie is set by GDPR Cookie Consent plugin. A) Coracobrachialis B) Tricep Brachi C) Latissimus dorsi D) Pectoralis major E) Supraspinatus, Which of the following muscles is an important elevator of the scapula? Bilaterally: cervical flexion, elevation of sternum and assists in forced inhalation. [2] Itprotects the vertical neurovascular bundle of neck, branches of cervical plexus, deep cervical lymph nodes and soft tissues of neck from damage[2], Image: Sternocleidomastoid muscle (highlighted in green) - anterior view[3], This 2 minute video is a good summary of the sternocleidomastoid muscle. Describe how the prime move Synergist: NA, Action: Forearm supinator 2 What are synergist muscles? e) latissimus dorsi. Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. The sternocleidomastoid muscle is a two-headed neck muscle, which true to its name bears attachments to the manubrium of sternum (sterno-), the clavicle (-cleido-), and the mastoid process of the temporal bone (-mastoid). The cookie is used to store the user consent for the cookies in the category "Performance". The sternocleidomastoid muscle has a cylindrical, strap-like shape that emerges from the side of your neck and tapers at the ends. Together they allow normal posturing of the head and neck referred to as an "elongated neck with chin tuck." Together, these muscles provide flexion of the elongated . Unilaterally: contralateral cervical rotation, ipsilateral cervical flexion Such cases represent the developmental defect of muscular agenesis and are diagnosed by Ultrasound or Magnetic Resonance Imaging scans. ). In an antagonistic muscle pair, as one muscle contracts, the other muscle relaxes or lengthens. 1 Definition. Six heads of origin of sternocleidomastoid muscle: a rare case. Lower: Depress the scapula, upwardly rotate the scapula, Upper: Levator scapula, serratus anterior, SCM,
[2] It protects the vertical neurovascular bundle of neck, branches of cervical plexus, deep cervical lymph nodes and soft tissues of neck from damage [2 . Synergist: pectineus, Action: extends knee Excellent visuals! J. heretic A) The sternocleidomastoid is the prime mover, and the splenius cervicis is the fixator. Torticollis is a movement disorder in which the head is persistently turned to one side. Finally, look up each word in the dictionary and record the definitions on the lines below. Physiopedia is not a substitute for professional advice or expert medical services from a qualified healthcare provider. [3] It travels obliquely across the side of the neck and inserts at the mastoid process of the temporal bone of the skull by a thin aponeurosis. Unilaterally: Rotation of head to the opposite side, lateral flexion of the neck on the same side Synergist: flexor carpi radialis, Action: Arm abduction a) triceps brachii b) brachialis c) brachioradialis d) coracobrachialis e) anconeus, When the biceps brachii flexes, what is the antagonist? ibed_guidance published Seeleys essentials of anatomy physiology ( etc.) https://www.kenhub.com/en/library/anatomy/sternocleidomastoid-muscle, https://www.youtube.com/watch?v=eD3Ds3GIt9M, https://www.physio-pedia.com/index.php?title=Sternocleidomastoid&oldid=299309, a medial rounded and tendinous sternal head (SH). Action: draws eyebrows together and inferiorly; wrinkles forehead vertically (frowning) Action: bilaterally- flexes & rotates lumbar region; compresses abdomen; unilaterally- trunk rotation and lateral flexion. Learn the definition of an antagonist muscle and understand how it differs from an agonist muscle. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. a. Longissimus. The sternocleidomastoid is the prime mover and the splenius cervicis is the fixator. It does not store any personal data. Which of the following muscle is most active during the abductive of the arm? For each verb form that is underlined, choose the letter of the best revision. Antagonist: Gastrocnemius Which muscle acts as a synergist with pectorals minor during abduction of the scapula? What muscle(s) serves as an antagonist to the biceps? indirect object. Which of the following does not attach to the corocoid process of the scapula? Many actions in the body do have one muscle that is responsible for more of the work in that action than any other muscle. a) Gluteus maximus b) Iliopsoas c) Extensor hallucis longus d) Lumbricals e) Dorsal interosseous, Which of the following muscles acts primarily to plantarflex toes 2-5? Synergist: deltoid, Action: lateral rotation of humerus It is sometimes also called the "prime mover". In the space at the left, write the letter of the pair of words related to each other in the same way as the capitalized pair. a. Anterior deltoid b. Synergist: Sartorious, Action: Powerful hip extensor Clark myself the two Interpretters and the woman [Sacajewea] and the child sleep in a tent of dressed skins. Antagonist: Masseter Antagonist: tensor fascia latae When acting together it flexes the neck and extends the head. a. platysma b. occipitalis c. sternohyoid d. mylohyoid. Synergist: Action: internal expiration by compressing ribs toward each other The antagonist of the splenius capitis muscle is the Sternocleidomastoid. Synergist: pectineus, Action: Flexes knew a. Abductor pollicis brevis b. Opponens pollicis c. Flexor pollicis brevis d. Extensor pollicis longus, Which of the following muscles is (only) responsible for scapular protraction, downward rotation, and depression? Antagonist: Digastric (a) biceps brachii (b) triceps brachii (c) jaw (d) tongue.
The SCM inserts behind the ear at the mastoid process, a projection of the. Middle Fibers: elevation, upward rotation and adduction of the scapula. The upper fibers are syndergistic with the sternocleidomastoid in head and neck movements and through its rotation of the scapula during glenohumeral movement is an essential part of the "scapulohumeral" rhythm. Synergist: Tibialis anterior, Action: Stabilizes trunk Antagonist: Sartorious (a) Auricular. Muscle agonists. _____ was likely to be burnt at the stake. Sternocleidomastoid --- Splenius Capitis. Studies report that morphometric and cross-sectional area a-symmetry between SCM of two sides result from unequal growth in utero and play an important role in the genesis of tension type headache. Antagonist: Tibialis anterior Antagonist: Biceps brachii Synergist: pectoralis major, Action: Flexes wrist and middle phalanges Which muscles make up the common flexor tendon of the medial epicondyle? A. Vastus medialis B. Adductor magnus C. Rectus femoris D. Iliacus E. Sartorius. A. rectus abdominis B. transversus abdominis C. erector spinae D. latissimus dorsi. Antagonist: Extensor digitorium longus Antagonist: Brachioradialis The sternocleidomastoid muscle (SCM) is an important landmark in the neck which divides it into an anterior and a posterior triangle. This cookie is set by GDPR Cookie Consent plugin. antagonist: erector spinae muscles, synergist: rectus abdominis, internal oblique antagonist: tibialis anterior, synergist: hamstring muscles, gracilis, gastrocnemius, sartorius Antagonist: tensor fascia latae 5th Edition. Antagonist: diaphram The splenius captis is located on the lateral side of the C7. Which of these muscles is located on the ventral (anterior) side of the body? a. Frontalis b. Occipitalis c. Masseter d. Sternocleidomastoid e. Rectus Abdominis f. Pectoralis Minor g. Pectoralis Major h. Supraspinatus i. Infraspinatus j. Subscapularis, All of the muscles that move the glenohumeral joint have a distal attachment on the humerus, except one. It is shown that localized muscle pain can reorganize the EMG activity of synergists where no pain is present, and this findings may have implications for the understanding of manifestations seen in relation to painful musculoskeletal disorders. Scalene Muscle Group Synergist: Sternocleidomastoid, Longus colli and capitis Antagonist: Psoas 3 months ago. Lower: Levator Scapulae. Strap-like; e.g., sternocleidomastoid Or: The movement of troponin and tropomyosin is key in facilitating the myosin head to move along the thin filament, resulting in a contraction of the sternocleidomastoid muscle. a. soleus b. tibialis anterior c. flexor digitorum longus d. gracilis e. extensor digitorum brevis, Which shoulder joint muscle is associated with humeral abduction, flexion, horizontal adduction, and internal rotation? Correct answer-short muscles: upper traps, sternocleidomastoid, lattismus dorsi, teres major, pec major/minor long muscles: rhomboids, mid traps, lower traps, . 1173185, T Hasan. Antagonist: extensor carpi ulnaris Cervical isometrics in various directions including flexion, side bending, and rotation. ________s are especially eager to listen to newly released recordings by outstanding artists. sternocleidomastoid synergist and antagonist Developmentally, these additional muscle slips indicate abnormal mesodermal splitting in posterior sixth branchial arch. B. Abdominal. Which of the following muscle is found in the head? Antagonist: triceps brachii There are reports of a broad clavicular head splitting into multiple small muscular slips. The platysma muscle is a superficial muscle of the human neck that overlaps the sternocleidomastoid. The function of this muscle is to rotate the head to the opposite side or obliquely rotate the head. Antagonist: external intercostals antagonist; adductor group, gracilis, synergist: hamstring muscles and gracilis e) platysma. Which of the following muscles is completely superficial? antagonist: triceps brachii, synergist: external and internal obliques Anne Asher, ACE-certified personal trainer, health coach, and orthopedic exercise specialist, is a back and neck pain expert. Peripheral Nerve Surgical Procedures for Cervical Dystonia", "64 Cranial Nerve XI: The Spinal Accessory Nerve", https://en.wikipedia.org/w/index.php?title=Sternocleidomastoid_muscle&oldid=1134499511. a. triceps brachii b. pronator quadratus c. adductor pollicis d. flexor carpi radialis e. abductor pollicis brevis, Which of the following muscles is a lateral rotator of the arm? Save. Synergist: palmaris longus, Action: Tenses skin & fascia of palm The party are in excellent health and sperits, zealously attached to the enterprise, and anxious to proceed; not a whisper or murmur or discontent to be heard among them, but all act in unison, and with the most perfict harmony. The sternocleidomastoids (SCMs) are superficially located neck muscles that play an important role in tilting your head and turning your neck, as well as other movements. Scalenes, opposite side of splenius capitis, Anterior,Medial, and Posterior Transverse Processes of the Cervical Vertabrae, Bilaterally: Elevate the ribs during Inhalation (ALL), Posterior neck muscles/ extensors opposite scalenes, External occipital protuberance, medial portion of superior nuchal line of the occiput. Philadelphia: Lea and Febiger, 1918; Bartleby.com, 2000. Furthermore, they are components of the boundaries of the submental and submandibular triangles of the neck. Identify the word in given pair that is spelled correctly. Sternocleidomastoid. The SCM has two heads. Synergist: supinator, Action: Stabilizes wrist Synergist: Pronator teres, Action: Extends and abducts wrist A. a. teres major b. infraspinatus c. latissimus dorsi d. subscapularis, Which of the following muscles does not exert a force on the upper extremity during contraction? (a) splenius capitis (b) semispinalis capitis (c) longissimus capitis (d) both (a) and (b) (e) all of the above. The sternocleidomastoid muscles flex the neck and the splenius cervicis muscles extend it. Unilaterally- Laterally Flex the head and neck, rotate. synergist and antagonist musclesnixon high school yearbooks synergist and antagonist muscles. The muscle allows the head and vertebrae to extend. load is the weight of the object. a. Levator scapulae b. Pectoralis minor c. Rhomboid d. Serratus anterior e. Trapezius, Which of the following muscles is the prime flexor of the arm at the shoulder joint? The ACH causes the resting potential to increase above -55mV, thus initiating an action potential which travels along the muscle fiber. Anatomical Attachments: Origin: The Sternal head attaches to the manubrium of the sternum; the Clavicular head attaches to the medial third of the clavicle. copyright 2003-2023 Homework.Study.com. Synergist: teres major, Action: Lateral rotation of humerus The Internet Journal of Human Anatomy, 2010, Kaur D et al. The sternocleidomastoid muscles help to flex the neck. Spinal accessory nerve (XI), with sensory supply from C2 & C3 (for proprioception), Sternocleidomastoid branch of the Occipital artery, Draws the mastoid process down toward the same side which causes the chin to turn up toward the opposite side; acting together, the muscles of the two sides flex the neck. Synergist: trapezius, Action: extends or hyperextends head Antagonist: rhomboids The information provided on this site is not a substitute for a physical consultation with a medical professional. Fifth Edition. Which of the following muscles is used in breathing? This can cause atrophy (shrinking) in the affected SCM and may cause difficulty in turning the head and bending the neck. Flexion of the head and cervical spine when anterior fibers act bilaterally, 3. skeletal muscle is attached to bone at origin and insertion. antagonist; adductor group, gracilis, synergist: gluteus medius and tensor fasciae latae The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". a. Pectoralis minor b. Subscapularis c. Rhomboid d. Trapezius, Which of the following muscles has two heads? This muscle is innervated by the spinal accessory nerve (cranial nerve 11). Synergists (Neutralizers): Muscles that contract to assist the prime movers, either by: adding force to the movement and making it more refined Or . choose all that apply. Antagonist: Supinator Other functions of the SCM include assisting in breathing, maintaining neck posture, and helping the temporomandibular joint (TMJ) function. However, they can be effectively utilized for muscle flap harvests. When they flied(3)\overset{\text{(3)}}{{\underline{\text{flied }}}}flied(3) from Los Angeles to Sydney, Australia, they arrived at a time that was nearly 323232 hours later than the time when they left. Variations Of The Sternocleidomastoid Muscle: A Literature Review. The sternocleidomastoid is innervated by accessory nerve of the same side. antagonist: quadriceps femoris muscles, synergist: adductor muscles After a signal reaches the accessory nerve nucleus in the anterior horn of the spinal cord, the signal is conveyed to motor endplates on the muscle fibers located at the clavicle. Antagonist: gastrocnemius Action: Flexes or rotates the head Synergist: None Antagonist: None. Treatment of a shortened SCN involves gentle stretching of a tight SCM muscle to lengthen it to a normal shape. An excellent book for those beginning the study of anatomy. Moore, Keith, L., Dalley, Arthur, F. Clinically Oriented Anatomy. for free. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. The frequency of cleido-occipital muscle occurrence has been reported up to 33%. Explore antagonistic muscles. By clicking Accept, you consent to the use of ALL the cookies. The clavicular origin of the sternocleidomastoid varies greatly: in some cases the clavicular head may be as narrow as the sternal; in others it may be as much as 7.5 millimetres (0.30in) in breadth. Play this game to review undefined. The Sternocleidomastoid is an anterior muscle of the neck. The splenius captis is located on the lateral side of the C7. (a) Biceps brachii (b) Latissimus dorsi (c) Pectoralis major (d) Subscapularis. Study with Quizlet and memorize flashcards containing terms like Buccinator Synergist, Buccinator Antagonist, Frontalis Antagonist and more. (a) Brachialis (b) Pronator quadratus (c) Biceps brachii (d) Supinator. antagonist: tensor fasciae latae, gluteal minimus, medius muscles, synergist: gastrocnemius process of using agonist and synergist to dynamically move the joint into range of motion. Action: Rotates scapula so that its inferior angle moves laterally and upward; important in horizontal movements of arm (pushing and . Accessory muscles of inhalation include? Contralateral rotation of the head and cervical spine when acting unilaterally. We also use third-party cookies that help us analyze and understand how you use this website. Antagonist: Gracilis a. Biceps brachii b. Triceps brachii c. Jaw d. Tongue. Muscles and nerves MBLEx. A. Pronator teres B. Flexor carpi radialis C. Brachioradialis D. Flexor carpi ulnaris E. Biceps brachii. What muscle is behind the sternocleidomastoid? The SCN can produce several different neck movements. Antagonist: Triceps brachii (a) latissimus dorsi (b) pectoralis major (c) rhomboid (d) subclavius (e) trapezius. O pectoralis major O latissimus dorsi O deltoid O biceps brachii, Protrusion-Retrusion involves the movements of which muscle? Antagonist: Gluteus maximus Which of the following is the term that describes the relation of brachioradialis to biceps brachii during forearm flexion? What are various methods available for deploying a Windows application? Torticollis gives the appearance of a tilted head on the side involved. Ligamentum nuchae and spinous processes of C7-T12, Lateral 1/3 of clavicle, Acromion Process and spine of the scapula, Upper: Bilaterally- Extend the head and neck
(I bought one thing for Dad. Why did medieval Europe's attitudes toward Jews change? What appendicular muscles are needed to maintain the upper limbs pointed straight ahead, with the fingers pointed (extended), palms down (pronated), forearms extended, and arms fully flexed, with scapulae elevated and upwardly rotated (the glenoid cavitie, Which of the following muscles moves both the pectoral girdle and the glenohumeral joint? Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. The mutual links between muscle pain and resting electromyographic (EMG) activity are still controversial. c. Spinalis. The sternocleidomastoid muscle (SCM) is an important landmark in the neck which divides it into an anterior and a posterior triangle. Synergist: Gastrocnemius, Action: Flexes and rotates medially Antagonist: NA To define the origin, insertion, and belly of a skeletal muscle. Which muscle pulls the skin of the chin upward? However, there are many common except ions end ing with -nse, such as suspense. These cookies ensure basic functionalities and security features of the website, anonymously. Antagonist: Flexor carpi radialis superficial One way to remember which muscle is the agonist - it's the one that's. Antagonist: deltoid Antagonist: Palmaris longus Antagonist: Soleus Which of the muscles is involved in the pronation of the forearm? Like Seeleys essentials of anatomy physiology ( etc.)? Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Synergist: rectus femoris, Action: Extends knee and stabilizes it. Antagonist: external intercostals Antagonist: pectoralis major One SCM can also turn, or rotate, your head to the opposite side. Sternocleidomastoid and the Scalenes are Synergists, which mean that they work together to provide the same movements (flexion, rotation and lateral flexion of the head and neck)An Antagonist. Synergist: infraspinatus, Action: stabilizes scapula Longissimus capitis is the part of the longest muscle of the neck, which serves to rotate the head from side to side and extend the head. The sternocleidomastoid (right muscle shown) can be clearly observed when rotating the head. The International Date Line lays(8)\overset{\text{(8)}}{{\underline{\text{lays}}}}lays(8) between two time zones in the Pacific Ocean. Action: Pulls ribs forward Capt. Antagonist: deltoid Synergist: Extensor carpi radialis longus, Action: Extends and adducts wrists (a) Brachialis (b) Subscapularis (c) Teres minor (d) Supraspinous. Synergist: Extensor hallucis longus, Action: Extends big toe In the case of the sternocleidomastoid muscle, it is innervated by the accessory nerve (cranial nerve XI). (c) Transverse cervical. Action: When it is acting superiorly, it elevates the 1st rib as in the process of inhalation; inferiorly, assists in flexion and rotation of the neck. [5][6] It supplies only motor fibres. Antagonist: deltoid J. Ashton . Sternocleidomastoid (SCM) muscle pain in the neck typically results from muscle tension or performing repeated motions. The SCM continues on to attach to the mastoid bone. Synergist: Trapezius, Action: prime mover of inspiration Synergist: pectineus, Action: Hip flexor . 0. Rational design of synergistic drug combinations remains a challenge despite active experimental and computational efforts. Some authors regard such fusions to be a normal developmental feature , due to their common derivation from the post- sixth branchial arch. Sternocleidomastoid (anterior fibers) 2. a) Flexor pollicis longus b) Vastus medialis c) Rectus femoris d) Soleus e) Gluteus maximus, Which of the following elbow flexor muscles is also a forearm supinator? antagonist: tensor fasciae latae and gluteal muscles, synergist: hamstring muscles, gracilis, gastrocnemius, and sartorius
Time Flies When You're Having Fun Figure Of Speech, Articles S
Time Flies When You're Having Fun Figure Of Speech, Articles S