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E. flexor carpi radialis. a) Depressor anguli oris b) Mentalis c) Depressor labii inferioris d) Platysma e) Masseter. D positive/negative, The effect of acetylcholine on the sarcolemma is to make it: Muscles that work like this are called antagonistic pairs. D. chubby cheeks. C. extensor digitorum longus A. quadriceps femoris To define the origin, insertion, and belly of a skeletal muscle. (a) sternocleidomastoid (b) splenius capitis (c) semispinalis cervicis (d) scalenus anterior. B. flex the neck. The muscle that is used to cross the legs is the A quadriceps femoris A. stomach contractions. C. biceps femoris Reviewer: The sternocleidomastoid muscle flexes the neck and helps with movement of the head. E. List the muscle(s) that are antagonistic to the gastrocnemius. B. quadriceps femoris The splenius captis is located on the lateral side of the C7. E. is a common site for injections. B flex the forearm Which of the following muscles helps to open the mouth (depress the mandible)? C. medially rotates the arm. B. contributes to pouting. E. gracilis, Which muscle extends the four lateral toes? Ans ) 1)Sternocleidomastoid - splenius Action : Sternocleidomastoid ; flex and rotate head side to side Splenius : Extension of head 2)Br View the full answer Transcribed image text: Match each muscle on the left with an antagonistic muscle on the right. b) orbicularis oris. A. levator scapulae The sternal head originates from the manubrium of sternum, while the clavicular head from the medial thirdof the clavicle. Does your neck feel stiff or achy when you wake up in the morning? D. decreased support for the pelvic viscera. e) Trapezius. and grab your free ultimate anatomy study guide! A. Author: Which of the following muscles extends the forearm and has its insertion on the ulna? Which muscle helps a person to cross a leg when seated (place one's lateral ankle on the opposite knee)? The extensor pollicis brevis moves the pennate arrangement of fascicles; spindle-shaped muscle posterior Read more. D. weight is the muscle mass. E. suprahyoid muscles. c. Spinalis. C. biceps femoris The muscles that act as the prime mover of elbow flexion are the while the are the antagonist that cause extension of the arm. D. vastus medialis C biceps brachii A they have opposite functions B they push bones in opposite directions A. brachioradialis and anconeus. a group of muscles that work together to cause movement. When both sternocleidomastoid muscles contract, the head is flexed. Match the word to its correct meaning: Deltoid. B. sartorius D the frontal lobes of the cerebellum initiate muscle contraction, The direct energy source for muscle contraction is: deltoid; at a right angle to a. splenius cervicis b. latissimus dorsi c. trapezius (upper fibers) d. serratus anterior e. teres major. Which of the following statements is correct? C. pectoralis minor Which muscle is directly superior to the trapezius? plantar flexion, Triangular muscles, like the pectoralis major are also called _____ muscles. movement of biceps brachii and the brachialis. C. orbicularis oris Want to learn the origins andinsertions (plusinnervations and functions!) Which muscle lies directly posterior to the musculus serratus posterior inferior right and left muscle groups? - the location of the muscle D. anconeus and supinator. B. thumb; little finger The sternocleidomastoid is innervated by the accessory nerve . Toll-like receptor 9 is a protein that in humans is encoded by the TLR9 gene. 11. E. back muscles are similar in strength to the back muscles of cattle. C. infraspinatus B latissimus dorsi- flexes arm What is the antagonist of the Semimembranosus (knee flexion)? D. tensor fasciae latae We experience muscle knot, spasm, or pain located over the muscle between the neck and the shoulder. What is the antagonist of the Semitendinosus (knee flexion)? a) temporalis. B sacrospinalis Get instant access to this gallery, plus: Introduction to the musculoskeletal system, Nerves, vessels and lymphatics of the abdomen, Nerves, vessels and lymphatics of the pelvis, Infratemporal region and pterygopalatine fossa, Meninges, ventricular system and subarachnoid space, Lateral surface of mastoid process of the temporal bone, Lateral half of superior nuchal line of the occipital bone, Accessory nerve (CN XI), branches of cervical plexus (C2-C3), Neck muscles, nerves and vessels(cadaveric dissection) - Prof. Carlos Surez-Quian. The prime mover for flexion of the thigh is the __________ muscle. The names of muscles often indicate the action of the muscle. A. sartorius. internal intercostals The arm is attached to the thorax by the e) platysma. C. What are the principal appendicular muscles of the body and distinguish their origins, insertions, actions, and innervations? C. pectoralis minor Do a total of 5 to 10 side neck stretches. . In the following exercise, the first sentence describes someone or something. D. transversus abdominis Muscle antagonists In order to maintain a balance of tension at a joint we also have a muscle or muscles that resist a movement. Which muscle acts as both a knee (leg) extensor and hip (thigh) flexor? A) The sternocleidomastoid is the prime mover, and the splenius cervicis is the fixator. D muscle fibers must have oxygen to complete cell respiration, The term "oxygen debt" means (3) left lateral rectus A raise the shoulder b) masseter. Tuck your chin in and downwards. What is the antagonist of the External Intercostals (Elevate ribs)? When the internal intercostals and the abdominals engage to bring the ribcage back into its starting position, try to keep the ribcage and lungs as expanded as possible even as you exhale the breath. A. vomiting. D. thumb; index finger C. standing on your tiptoes It is also known as SCM or Sternomastoid or Sterno muscle. A. pectoralis major B hemoglobin in muscles b. Sternocleidomastoid: a) used in chewing b) muscle of head or neck c) mandible d) cranium e) atlas f) muscle that move upper extremity g) suicide bags h) epiphysis i) cutaneous j) muscle that move lower extremity. The attachment site of the muscle tendon to the more-movable bone is called the __________. E. Scalenes. A simple example of an antagonist is the Queen in Snow White and the Seven Dwarfs, who opposes and wants to destroy Snow White. D- orbicularis oris- puckers lips, Which muscle is NOT paired with its correct function? Describe what would happen to the surface temperature of a star if its radius doubled but there was no change in the stars luminosity. E. fibularis brevis, choose all that apply: When viewed together, this pair forms a diamond or trapezoid shape, hence its name. Match the muscle's name with what generally describes one or more of its features: Muscle name that describes action, Match the muscle's name with what generally describes one or more of its features: Muscle name that describes direction of fibers, Match the following description of muscles that move the head and trunk with its appropriate name: Composite muscle located along the back from thoracic region to head, Semispinalis capitis, cervicis, and thoracis. Contraction of the inferior rectus muscle directs the pupil to look What is the antagonist of the Iliocostalis (Spine extension)? Match the following description of muscles that move the head and trunk with its appropriate name: Flexes and laterally rotates the head, Match the muscle action involving mastication with its appropriate muscle name: Elevates mandible and moves mandible side to side. - the nervous system's control of the muscle, the nervous system's control of the muscle. A. stylohyoid and procerus. E. piriformis and quadratus femoris. The thenar muscles are involved in controlling the ____; the hypothenar muscles control the ____. What is the antagonist of the Quadratus Lumborum (Lateral trunk flexion)? Which of the following muscles is involved in chewing gum? B. extend the forearm. You should feel a stretch on the left side of your neck. deltoid B. accounts for a sprinter's stance. A. biceps femoris Which muscle pulls the skin of the chin upward? anterior scalene, Eversion and plantar flexion is accomplished by muscles in the ______ compartment. What is the antagonist of the Flexor Carpi Ulnaris (wrist flexion)? The sternocleidomastoid muscle is an axial muscle located on either side of the neck and supports forward and lateral flexion at the neck as well as rotation and elevation of the sternum and clavicle. Match the word to its correct meaning: Transverse. D. tensor fasciae latae E. nonlever system. A. quadriceps femoris Etymology and location [ edit] Damage to the muscle called the levator ani would result in What are the three muscles in the group of arm flexors, innervated by the musculocutaneous nerve? - The more a muscle shortens, the more power it generates. What are synonyms for sternocleidomastoid (muscle)? Repeat on other side. D glycogen, In muscle contraction, the energy source _____ produces the waste product _____, which is excreted by the kidneys E. extensor carpi radialis longus, Flexion of the hip is a movement produced by the D iliopsoas, The muscle on the anterior thigh that flexes the thigh is the: load is the weight of the object. C. orbicularis oculi Aim to feel a stretch on the right Sternocleidomastoid. B. gastrocnemius. The cervical plexus will have a honeycomb appearance of hypoechoic nodules superficial to the brachial plexus within the groove between the interscalene muscles as shown in Fig. (Hint: Integrate over disk-shaped mass elements of thickness dyd ydy, as shown in the given figure.). The largest buttocks muscle is the B. insert and sometimes originate on skin and connective tissue. E. rotate the forearm, . - triceps brachii at the elbow; third-class lever An agonist (prime mover) b. A. pennate. C. vastus lateralis. The muscle lies very superficially so that it is both easily visible and palpable. What is the antagonist muscle to the sternocleidomastoid? 1 Definition. Muscles Muscles. Identify metals and alloys that have strengths comparable to those of reinforced plastics. C. contributes to laughing and smiling. Get access to this video and our entire Q&A library, Function & Anatomy of the Muscles of the Face, Neck & Back. B. gastrocnemius; soleus Describe the relationship between bones and skeletal muscles in the production of body movements. D. class IV lever system. A. extensor indicis. What is the antagonist of the Extensor Carpi Ulnaris (wrist extension)? D. tensor fasciae latae B. serratus anterior Which of the following is not an intrinsic muscle of the head? rhomboideus muscles D. tensor fasciae latae 75 Free NCLEX Questions - c/o BrilliantNurse., David N. Shier, Jackie L. Butler, Ricki Lewis, Charles Welsh, Cynthia Prentice-Craver, David Shier, Jackie Butler, Ricki Lewis, Intro to Sociology Final Exam Study Guide. Which of the rotator cuff muscles is probably damaged? What is the antagonist of the Vastus Medialis (knee extension)? trapezius, Anatomy and Physiology: The Unity of Form and Function, Andrew Russo, Cinnamon VanPutte, Jennifer Regan, Philip Tate, Rod Seeley, Trent Stephens, Week 1: Psychopathology (History, Classificat, Honors English Final (finished sorry forgot t. What is the antagonist of the Lower Portion Trapezius (Depress scapula)? Which of the following muscles is unique, in that it acts as its own antagonist? A. gluteus medius and gluteus maximus. If L = load, F = fulcrum, and E = effort, what type of lever system is described as LEF? A muscle that assists the prime mover muscle. Teres Major, Latissimus Dorsi, Pectoralis Major, Coracobrachialis. List the muscles of the Thenar eminence and their function. A. function and orientation. B negative/neutral E. hyperextend the head. C. orbicular. a) sternocleidomastoid b) orbicularis oculi c) trapezius d) platysma, Which of the following muscles are innervated by the trigeminal nerve? If a man exercises by doing push-ups every day, he would strengthen or enlarge which of the following muscles? The brachial plexus should lie between these two muscles. E. extensor digiti minimi. Which of the following muscles is named for its action? A) The sternocleidomastoid is the synergist, and the splenius cervicis is the fixator. The two heads join into one muscle belly that goes on to insert on the lateral surface of themastoid process of the temporal bone and the lateral half of thesuperior nuchal line of the occipital bone. Muscles that work like this are called antagonistic pairs. B. sartorius D. brachialis 2. - gastrocnemius tendon at the ankle: first-class lever, biceps brachii at the elbow; third-class lever, Identify the action of the transversus abdominis. The sternocleidomastoid muscles help to flex the neck. B. procerus Synergists help agonists. Each joint is surrounded by soft tissue. Kenhub. In an antagonistic muscle pair, as one muscle contracts, the other muscle relaxes or lengthens. What type of motor is known as a constant-speed motor? . A. retinacula. In the following sentence, strike through each error in capitalization and write the correct form above it. A carbon dioxide A. joint represents the fulcrum point. D adductor group, The mucle on the lateral side of the hip that abducts the thigh is the: C. masseter muscles. A. infraspinatus C. Diaphragm. (a) the erector spinae (b) the rhomboid group (c) the splenius group (d) the scalenes (e) the transversospinalis. C. vastus lateralis. After administering ketamine/xylazine mixture (50 and 5 mg/kg, respectively) in order to induce surgical anaesthesia, appropriate shaving of the right cervical area was performed. The muscular wall of the abdomen is composed of __________. (c) equal for both wells? E. vastus lateralis, . A. plantaris Which of the following muscles is not used for inspiration? D. suprahyoid The sternocleidomastoid is the prime mover and the splenius cervicis is the antagonist. D. tummy tucks. C. peroneus brevis The flexion of the elbow represents a C. interspinales B. subscapularis The muscles of the body are classified into regions known as axial and appendicular. D pectoralis major, The function of the triceps brachii is to B. straight. Contracting the trapezius muscle would C. extensor carpi radialis brevis. The antagonist of the splenius capitis muscle is the Sternocleidomastoid. D myoglobin in muscles, Which statement is NOT true of oxygen and muscles? Hold the stretch for 10 to 20 seconds, then repeat on the other side. . A. gastrocnemius LAB 5 Muscle I Axial Muscular System Objectives: To know the primary functions of the muscular system. C. orbicularis oculi B. childbirth. B trapezius- raises shoulders What is the antagonist of the Extensor Carpi Radialis Brevis (wrist extension)? The orbicularis oris muscle B. biceps femoris B. adduction of the arm. Which of the following muscles is named for its location? B. external abdominal oblique The SCM muscle group can contain a whopping seven trigger points, making it's trigger point density one of the highest in the body. circular arrangement of fascicles; describes the deltoid muscle, convergent arrangement of fascicles; fan-shaped muscle. C. internal abdominal oblique The muscle is closely related to certain neurovascular structures that pass through the neck on their way either to the head or to the periphery of the body. c. It pushes the charge backward. The information we provide is grounded on academic literature and peer-reviewed research. a. The muscle that is contracting is called the agonist and the muscle that is relaxing or lengthening is called the antagonist. Identify two muscles that are antagonists of tibialis posterior. Expiration is aided by the abdominal muscles and internal intercostal muscles. C. extensor digitorum longus Their antagonists are the _____ muscles. Balance between muscle groups is ideal, as it will decrease pressure in your joints. It pulls the charge forward. A student (m = 63 kg) falls freely from rest and strikes the ground. A. sartorius; piriformis (a) Auricular. What muscles are postural antagonists to the sternocleidomastoid? E. fibularis brevis, . (b) greater for well 2, or D tetanus/extended action potential, Which statement is NOT true of responses to excercise? b) Levator palpebrae superioris. anterior, choose all that apply: C. a wonderful smile. articular muscle one that has one end attached to the capsule of a joint. Antagonistic pairs or pairs of muscles that work opposite one another can also contract at the same time and potentially cause injuries. All content published on Kenhub is reviewed by medical and anatomy experts. What is the relationship between these muscles when bowing your head? a. Digastric b. Mylohyoid c. Omohyoid d. Sternocleidomastoid. E. quadratus lumborum, difficult defecation and decreased support for the pelvic viscera. The zygomaticus major muscle E. All of these choices are correct. Which of the following muscles flexes the wrist? A remove excess body heat The sternocleidomastoid muscle is innervated by the accessory nerve (cranial nerve XI) and direct branches of the cervical plexus (C2-C3). B. orbicularis oris A orbicularis oris A remove excess body heat Which of the following is not a muscle primarily involved in the breathing process?