an antagonist to the sternocleidomastoid muscle would be

E. swallowing. A latissimus dorsi A. genioglossus Which muscle dorsiflexes and inverts the foot? A. injuries resulting from excessive stress on the tibialis posterior. The lateral leg muscles have what actions on the foot? A. rectus abdominis B. transversus abdominis C. erector spinae D. latissimus dorsi. A triceps brachii- extends dorearm (a) sternocleidomastoid (b) splenius capitis (c) semispinalis cervicis (d) scalenus anterior. An exception to this generalization is the extensor-flexor musculature of the ______. C teres major C tibialis anterior, The function of the tibial is anterior is to: A. pectoralis major B ATP C. interspinales B. contributes to pouting. E. orbicularis oculi. Last reviewed: February 21, 2023 The trapezius muscle runs from the back and sides of your neck to your shoulder blades. Get access to this video and our entire Q&A library, Function & Anatomy of the Muscles of the Face, Neck & Back. What is the antagonist of the Semimembranosus (knee flexion)? D. subclavius The prime mover for flexion of the thigh is the __________ muscle. D increase the blood supply within muscles, The muscle on the lateral surface of the shoulder that abducts the arm is the C. temporalis A. class I lever system. B. sartorius D. levator anguli oris A muscle sense . C. infraspinatus What is the antagonist of the Rectus Abdominus (Trunk flexion)? a) frontalis. external intercostals B. deglutition muscles. Which of the following muscles is responsible for elevating the eyebrows? A. erector spinae E. rhomboideus major, Which of the following muscles of the chest has its insertion on the humerus? D plantar flex the foot, Which muscle is NOT paired with its correct function? E. a group of muscles that work together to cause movement. Etymology and location [ edit] C. orbicularis oculi choose all that apply. A. supraspinatus Balance between muscle groups is ideal, as it will decrease pressure in your joints. E. vastus intermedius, Of the following muscles of the leg, which one is on the anterior side of the leg? C. interspinales A. rhomboideus major A. laterally rotates the arm. C sarcoplasmic reticulum - the nervous system's control of the muscle, the nervous system's control of the muscle. The largest buttocks muscle is the C. gluteus maximus. Anatomy. A. auricularis A. retinacula. Getting their priceless heirlooms back was not enough for the many victims of the thief; they wanted the thief to serve time in prison. B extend the leg Which of these muscles is the muscle of expiration? You need our head and neck muscle anatomy chart! If this is the case it might be time to consider a muscular or mechanical reason for the symptoms. E. unipennate. a) sternocleidomastoid b) orbicularis oculi c) trapezius d) platysma, Which of the following muscles are innervated by the trigeminal nerve? rhomboideus muscles B. the end of the muscle where the action occurs. Match the action with its appropriate arm muscle name: Flexes forearm at elbow joint and supinates forearm. A muscle that assists the prime mover muscle. Iliopsoas, Sartorius, Tensor Fasciae Latae. E. peroneus longus. D more permeable to sodium ions, Which statement is NOT true of the electrical events at the sarcolemma? Splenius Cervicis. Platysma and the sternocleidomastoid muscle A loose connective tissue layer called the superficial cervical fascia is present between the platysma and the sternocleidomastoid muscle, which allows an easy glide of the platysma over the sternocleidomastoid. E. blood accumulation around the gastrocnemius. C. extensor pollicis longus. A. gastrocnemius The press release said that mayor Watkins will be at the ground-breaking ceremony. Give the scientific term for the muscles of the mouth, b. C. extensor digitorum longus The bulge of the calf is caused by the ___ and___ muscles. A glycogen/carbon dioxide E. lever is a pivot point. A. back muscles are strong to maintain erect posture. (b) greater for well 2, or Teres Major, Latissimus Dorsi, Pectoralis Major, Coracobrachialis. D orbicularis winkus, The muscle of the face that raises the mandible is the: All other trademarks and copyrights are the property of their respective owners. A. B quadriceps femoris [1] In the anterior triangle, we find the suprahyoid and infrahyoid muscles. b) Levator palpebrae superioris. B. flexor carpi radialis Which statement is NOT true of muscle sense? All rights reserved. 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. A. deltoid D. transversus abdominis The type of muscle that can contract with the greatest force is the Which of the following is not an intrinsic muscle of the head? inversion pectoralis minor C. peroneus longus; plantaris E. rhomboideus major, Which muscle retracts, rotates, and fixes the scapula? What is the antagonist of the Pronator Teres (pronate forearm)? D. subclavius That is, how are did_{\mathrm{i}}di and dod_{\mathrm{o}}do related? D triceps brachii, The muscle around the eye that closes the eye is the: Organisms 6. B. sartorius From what height did the student fall? C gluteus medius E. biceps brachii and triceps brachii. skeletal muscle contracts and pulls on bone. B. belly. The digastric muscle is involved in Muscles and Movement | Antagonist Pairs of Muscles Siebert Science 16.4K subscribers Subscribe 5.5K 159K views 2 years ago Anatomy & Physiology CORRECTION: The origins of the deltoid are the. The muscles that coordinate the opening and closing of the mouth? D. multifidus stress fractures of the fibula 2 to 5 cm distal to the knee. When muscles are discussed relative to the manner in which they interact with other muscles, the terms shown below are often used. - trapezius action on the atlanto-occipital joint; second-class lever D. function and size. Rectus Femoris, Vastus Lateralis, Vastus Medialis, Vastus Intermedius. Createyouraccount. B sacrospinalis What is the antagonist of the Middle Portion Trapezius (Retract scapula)? Sternocleidomastoid muscle, along with the trapezius muscle , is invested by the superficial layer of the deep cervical fascia, which splits around it. Which muscle helps a person to cross a leg when seated (place one's lateral ankle on the opposite knee)? C. abductors. A. levator scapulae - Muscle fibers running in parallel arrangement generate more power. c) levator palpebrae superioris. Which of the following muscles is not a rotator cuff muscle? D. extensor hallicus longus Which muscle pulls the skin of the chin upward? C. facial expression. D. vastus medialis B pump more blood to muscles pennate arrangement of fascicles; spindle-shaped muscle B. gastrocnemius scalene muscles When both muscles of this pair are contracted simultaneously, they flex the neck forward. Reading time: 5 minutes. C. a wonderful smile. C tibialis anterior B hemoglobin in muscles Flexor Carpi Ulnaris, Flexor Carpi Radialis. B. quadriceps femoris E. All of these choices are correct. B. D. multifidus 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. C. external intercostals. A. tibialis anterior a. D. extensor hallicus longus D myoglobin in muscles, Which statement is NOT true of oxygen and muscles? a. teres major b. infraspinatus c. latissimus dorsi d. subscapularis, Holds other joints in position during contraction a) Acetylcholine b) Antagonist muscle c) Synergist muscle d) Fixator muscle, Which of the following muscles is an important elevator of the scapula? A. A. soleus. a. platysma b. occipitalis c. sternohyoid d. mylohyoid. The, Which muscle acts as an antagonist to trapezius? and grab your free ultimate anatomy study guide! This can be muscle tissue, fascia, tendons and ligaments. a. 2023 What is the antagonist of the Flexor Digitorum Longus (Toe 2-5 flexion)? D. zygomaticus major The primary function of the deep muscles of the thorax, such as the intercostals, is to promote __________. B. straight. D. subclavius The end of the muscle that connects to the sternum is the A. origin. D. extensor digitorum longus A. sacral B. thoracic C. cervical D. cranial, Which muscle acts as an agonist with the teres minor during lateral rotation of the shoulder? Is this considered flexion or extension? B hemoglobin in RBCs brings oxygen to muscles In the following exercise, the first sentence describes someone or something. B. subscapularis It was described with a frequency of 6.8% from 399 patients with diagnosis of cervical dystonia and usually coexists with torticollis and/or laterocollis, as mixed cervical dystonia patterns. E. vastus intermedius, . What is the antagonist of the Peroneus Brevis (eversion)? What is the antagonist of the Brachialis (Flexion of forearm)? A. biceps femoris. The muscle lies very superficially so that it is both easily visible and palpable. . Which of the following muscles has two heads? Semispinalis Capitis, etc. C. levator ani and coccygeus muscles. E. raises the eyelid. B. sartorius . Choose the letter that best answers the question or completes the statement. a) frontalis. (b) greater for well 2, or B. tibialis anterior C. serratus anterior B. sartorius What is the antagonist of the Extensor Carpi Radialis Longus (wrist extension)? d) zygomaticus major. E. quadratus lumborum, Which abdominal wall muscle is the most superficial of the oblique muscles? D. tensor fasciae latae TLR9 has also been designated as CD289 (cluster of differentiation 289). B. biceps brachii d. It pushes the charge perpendicularly to the field and the charge's velocity. C sustained muscle contractions What is the antagonist of the Gluteus Medius (abduction of femur)? bipennate Which of the following is not a muscle primarily involved in the breathing process? The orbicularis oculi muscle A. pennate. Find the center of mass of the uniform, solid cone of height h, base radius R, and constant density \rho shown in the given figure. D. pronator quadratus B. peroneus longus C. B muscle tone deltoid A. tibialis anterior Sphincters have a __________ arrangement of fascicles. The sternal head originates from the manubrium of sternum, while the clavicular head from the medial thirdof the clavicle. B sacrospinalis group C. vastus intermedius Damage to which of the following muscles would hinder inspiration? B. contributes to pouting. D. internal intercostals C brachioradialis and biceps brachii In the following sentence, strike through each error in capitalization and write the correct form above it. Select all that apply. E. pennate, The adductor longus is named for its D. extensor digitorum longus D trapezius, The muscle on the posterior side of the trunk that extends and adducts the arm is the: B. adductor pollicis In rats, the sternocleidomastoid is composed of two bellies, a superficial sternomastoid medially and a deeper cleidomastoid laterally [ 3 ]. c. Which two muscles in that group are synergists? Study Anatomy Semester 1 exam review flashcards. A. quadriceps femoris Which of the following muscles contracts during forced expiration? e) buccinator. E. rhomboideus major, Which muscle rotates and protracts the scapula, and elevates the ribs? D. rotate the head toward the left. Laura M. Kok, .Rob G.H.H. What is the antagonist of the Iliocostalis (Spine extension)? E. coracobrachialis, The teres major and teres minor are not involved in What is the antagonist of the Longissimus (Spine extension)? D. adductors. What is the antagonist of the Extensor Digitorum Longus (Toes 2-5 extension)? a muscle working in opposition to another muscle. C extend the forearm D. subclavius A common site for injections is the A sartorius Identify the muscle that performs the following function: Paired muscle that flexes head and rotates the head to the side. (1) right lateral rectus A. function and orientation. Which muscle is an antagonist to the psoas major? What is the antagonist of the Quadratus Lumborum (Lateral trunk flexion)? Which of the following muscles is named for its action? The deltoid is a muscle named according to __________. movement of semimembranosus and semitendinosus. D sarcoplasmic reticulum, In a muscle fiber, the Z lines are the: If a person drums their fingers on the table, they would be using which of the following muscles? A. scalenes. D. transversus abdominis skeletal muscle is attached to bone at origin and insertion. B. biceps brachii. Read more. The prime mover of arm flexion is the __________. What are the muscles of mastication? 1 and 3 What is the antagonist of the Rectus Femoris (knee extension)? sternocleidomastoid Question: The sternocleidomastoid muscles flex the neck, and the splenius cervicis muscles extend it. D. trapezius Which muscle is directly superior to the trapezius? A. What muscles are postural antagonists to the sternocleidomastoid? [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 . . A. masseter When muscles are named for the movement they produce, one can find action words in their name. - Muscles that relax when the prime mover and synergists are contracting B. longissimus capitis C oxygen B. external abdominal oblique Which muscle group is the agonist? B depolarization creates a reversal of charges Sternocleidomastoid, Scalenes What is the antagonist of the Splenius Capitus (Neck extension)? D. levator palpebrae superioris We experience muscle knot, spasm, or pain located over the muscle between the neck and the shoulder. From this sentence, we can infer that the victims wanted a more serious _____ to be handed out. C. fulcrum is the part being moved. Which of these muscles is located on the ventral (anterior) side of the body? EXAMPLE:The 3 mooses were startled by the plain roaring overhead. E. supinator and brachialis. If L = load, F = fulcrum, and E = effort, what type of lever system is described as LEF? A a sustained contraction C. occipitofrontalis C. orbicular. The muscle that opens the eye is the A. Orbicularis oculi B. Orbicularis oris C. Levator palpebrae superioris D. Superior rectus, The supraspinatus and infraspinatus muscles have the main part of their body attached to which of the following bone? Which of these muscles is not the muscle of inspiration? Which muscle is the prime mover of arm abduction (assuming all fibers are used)? Which muscles insert upon the scapula and attach the scapula to the thorax? What are synonyms for sternocleidomastoid (muscle)? Antonyms for sternocleidomastoid (muscle). D iliopsoas, The function of the sacrospinalis group is to D. causes crow's feet wrinkles. Kenhub. D iliopsoas, The muscle on the anterior thigh that flexes the thigh is the: D. multifidus Define each term. What is the antagonist of the Soleus (Plantarflexion)? - biceps brachii at the elbow; third-class lever E. fibularis brevis, . An agonist (prime mover) b. movement of Vastus lateralis and Vastus medialis. The gluteus maximus A. crossing your legs When viewed together, this pair forms a diamond or trapezoid shape, hence its name. C. Diaphragm. A quadriceps femoris The ________ vertebrae are located in the neck. B. sartorius E. triceps brachii, Which muscle will elevate the scapula? B. transversus abdominis. E. coracobrachialis. B. extensor carpi ulnaris. - the location of the muscle D there is too little oxygen in the lungs, In the neuromuscular junction, the membrane of the muscle fiber is called the: /Which muscle helps us to rotate the head? bulbospongiosus B masseter E. soleus, Which of the following is inserted on the calcaneus by the Achilles tendon? fulcrum-pull-weight What is the antagonist of the Extensor Carpi Radialis Brevis (wrist extension)? Match the muscle's name with what generally describes one or more of its features: Muscle name that describes size. Place your left hand on the right side of your head. D. Pectoralis minor. Synergists help agonists. D both A and B, and loss of calcium ions, During exercise, the purpose of increased sweating is to: B. biceps brachii b. Repeat on other side. D. the stationary end of the muscle. The sternocleidomastoid is innervated by the accessory nerve . B), The sternocleidomastoid muscles flex the neck and the splenius cervicis muscles extend it. (3) left lateral rectus B pectoralis major B quadriceps femoris B. pectoralis minor D. extensor hallicus longus A gaseous mixture with a molar analysis of 20%CO220\ \% \mathrm{CO}_220%CO2, 40%CO40\ \% \mathrm{CO}40%CO, and 40%O240\ \% \mathrm{O}_240%O2 enters a heat exchanger and is heated at constant pressure. Match the following fascicle arrangement with its appropriate power generation or description: circular. The splenius captis is located on the lateral side of the C7. A. rectus abdominis A carbon dioxide E. external intercostals. D. tensor fasciae latae a) Clavicle b) Cervical vertebrae c) Scapula d) Sacrum. Agonists are the prime movers for an action. A sarcolemma B. extensors. The muscular wall of the abdomen is composed of __________. E. iliotibial tract, . C supply carbon dioxide C. styloglossus C. location and size. C. teres major Focal dystonia, also known as "writer's cramp" or "pianist's cramp" is a painless motor control disorder involving sustained muscular contraction. All of these muscles working together can create an efficient, consistent stream of air that will help a singer create a strong and beautiful . The primary actions of the muscle are rotation of the head to the opposite side and flexion of the neck. sternocleidomastoid Describe the relationship between bones and skeletal muscles in the production of body movements. The main muscle that resists a movement is called the antagonist. E. down. Flexor Digitorum Superficialis, Flexor Digitorum Profundus. C glycogen/creatine 11. Hold the stretch for 10 to 20 seconds, then repeat on the other side. Biceps Brachii, Brachialis, Brachioradialis. Raising your arm to shoulder level is accomplished almost entirely by the the muscle elevates and/or adducts a region. D. is used in the knee-jerk reflex. The muscles of the body are classified into regions known as axial and appendicular. Register now Match the following muscle action involving facial expression with its appropriate muscle: Sphincter muscle of the eyelids, which permits squinting and blinking. A muscle in opposition to the action of a prime mover muscle. It pulls the charge forward. C. orbicular. Which muscle is known as the "boxer's muscle" for its ability to move the arm horizontally, as in throwing a punch? C. internal abdominal oblique The brachial plexus should lie between these two muscles. B. coracobrachialis A twitch/prolonged twitch C. ring finger; thumb C. 2 and 3 During the collision with the ground, he comes to rest in a time of 0.010 s. The average force exerted on him by the ground is + 18 000 N, where the upward direction is taken to be the positive direction. What are the muscles of the head for Anatomy and Physiology? C trapezius In the body's lever systems, the B hamstring group E. back muscles are similar in strength to the back muscles of cattle. D. unipennate C. biceps femoris Which of the following is a part of the quadriceps femoris muscle group? a) Depressor anguli oris b) Mentalis c) Depressor labii inferioris d) Platysma e) Masseter. E. suprahyoid muscles. E. gracilis, Which thigh muscle adducts the thigh and flexes the knee? C the liver owes the muscles some oxygen If so, where does it form an image? (ii) Is the magnitude of the ground-state momentum B. teres major D. rhomboidal. Which of the following muscles has superior, middle and inferior sections? Our engaging videos, interactive quizzes, in-depth articles and HD atlas are here to get you top results faster. Prime movers and antagonists are often paired up on opposite sides of a joint, with their prime mover/antagonist roles reversing as the movement changes direction. D positive/negative, The effect of acetylcholine on the sarcolemma is to make it: a muscle working in opposition to another muscle Discover the muscles of the face, neck, and back. Which of the following muscles helps to open the mouth (depress the mandible)? What is the antagonist of the Teres Minor (Lateral rotation humerus)? B. triceps brachii E. teres major. The information we provide is grounded on academic literature and peer-reviewed research. C. pectoralis minor Accessory muscles of inhalation include? A muscle that stabilizes the origin of the prime mover (i.e. Kim Bengochea, Regis University, Denver. D. suprahyoid D. triceps brachii @article{GravenNielsen1997EffectsOE, title={Effects of experimental muscle pain on muscle activity and co-ordination during static and dynamic motor function. D. tensor fascia latae. trapezius B. origin and insertion. Assume that the only force acting on him during the collision is that due to the ground. a. Digastric b. Mylohyoid c. Omohyoid d. Sternocleidomastoid. D masseter- raises mandible, Which muscle is NOT paired with a synergist? B deltoid-abducts arm E. abductor pollicis brevis. D. subclavius Do you experience neck pain at work? B. contributes to pouting. Muscles Muscles. A. extension of the arm. I hope you are all good and healthy!the sternocleidomastoid muscle. Antagonist - drug that inhibits or slows activity to receptor -1 - increases mean blood pressure by vaso constriction. E. are not involved in facial expression. lateral What is the antagonist of the Iliopsoas (flexion of femur)? E. zygomaticus. The term "shin splints" is applied to What is the antagonist of the Vastus Lateralis (knee extension)? B. external abdominal oblique A orbicularis oris a. pectoralis minor b. infraspinatus c. rhomboid major d. serratus anterior. B. A. quadriceps femoris A. pectoralis major. Previously, a single source of progenitor cells was thought to be responsible for the formation of the cardiac muscle. Their antagonists are the muscles. DOI: 10.1016/S0924-980X(96)96554-6 Corpus ID: 35984278; Effects of experimental muscle pain on muscle activity and co-ordination during static and dynamic motor function. Explain your reasoning using an example. Each joint is surrounded by soft tissue. E. quadratus lumborum, Which abdominal wall muscle originates on the iliac crest and the lower lumbar vertebrae? The type of muscle that functions as a sphincter is What is the antagonist of the External Intercostals (Elevate ribs)? Which muscle acts as an antagonist to the lower fibers of the trapezius during depression of the scapula? . C buccinator Semitendinosus, Semimembranosus, Biceps Femoris. As the agonist flexes, the opposite muscle (the. b) gastrocnemius. (b) Ansa cervicalis. Become a Study.com member to unlock this answer! The __________ nerve innervates all of the extrinsic tongue muscles. C. tibialis anterior E. fibularis brevis, Which muscle extends the big toe? What is the antagonist of the Brachioradialis (Flexion of forearm)? a) gluteus medius. The sternocleidomastoid muscle is innervated by the accessory nerve (cranial nerve XI) and direct branches of the cervical plexus (C2-C3). E. zygomaticus and buccinator. Match the following muscle action with its appropriate term: The muscles that perform most of the action in producing the movement, Match the action with its appropriate muscle name: Extends, adducts, and rotates arm medially. parallel arrangement of fascicles; characteristic of sphincter muscles A deltoid joint act as a fulcrum. Draw one line under the simple subject. Which abdominal wall muscle inserts on the xiphoid process and the linea alba? There is always an agonist, and antagonist. Which of the following muscles acts to protract the mandible? - the shape of the muscle D. vastus medialis A quadriceps femoris C. allows one to sit cross-legged. b) masseter. B. psoas major. The sternocleidomastoid muscles help to flex the neck. A. biceps femoris D. multifidus C. medial rotation of the arm. external anal sphincter An antagonist is A. a muscle working in opposition to another muscle. Musculus sternocleidomastoideus 1/3 Synonyms: SCM 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). For instance, the sternocleidomastoid muscle of the neck has a dual origin on the sternum (sterno) and clavicle (cleido), and it inserts on the mastoid process of the temporal bone. This muscle binds the skull to the sternum and clavicle. C less permeable to sodium ions Muscles that work like this are called antagonistic pairs. E. is a common site for injections. E. pectoralis minor, . What is the antagonist of the Vastus Medialis (knee extension)? What is the antagonist of the Biceps Femoris (knee flexion)? C. biceps femoris pectoralis major E. orbicularis oris, Raising the eyebrows is the action of the _____ muscles. Which of the following muscles extends the forearm and has its insertion on the ulna? coccygeus Create flashcards for FREE and quiz yourself with an interactive flipper. A. raise the head. What is the antagonist of the Flexor Carpi Ulnaris (wrist flexion)? Which of the following muscles is involved in forced expiration? d) buccinator. D. tibialis posterior The lateral and posterior neck muscles are involved in what head movements? What is this muscle called? Which of the following muscles is primarily a postural muscle? C. longissimus capitis C. lateral flexion E. flexor carpi radialis. Which of the following is found in the posterior group of forearm muscles? Antagonists counter the action of a prime mover. The biceps brachii functions to pull the radius of the lower arm toward the body. C. internal abdominal oblique D. teres major c. It pushes the charge backward. B. copyright 2003-2023 Homework.Study.com. What is the antagonist of the Extensor Digitorum (finger extension)? A. vomiting. Expiration is aided by the abdominal muscles and internal intercostal muscles. B. lumbricals. Some of the antagonistic pairs are as follows: Biceps and triceps Gluteus maximum and hip flexors Hamstrings and quadriceps Pectoralis major and latissimus dorsi 1 Definition. C. extensor carpi radialis brevis. Antagonists: Longissimus Capitis Spinalis Capitis Splenius Capitis Semispinalis Capitis Sternocleidomastoid (posterior fibers) 3. E. gracilis, Which of the following is the longest muscle in the body? A. levator scapulae 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. What is the antagonist of the Infraspinatus (Lateral rotation humerus)? __________ muscles have their fibers arranged obliquely to their tendons In a manner similar to a feather, such as unipennate, bipennate, and multipennate muscles. C. external abdominal oblique. A. infraspinatus D. gluteus minimus. Major Skeletal Muscle Synergists-Biol 241 Sap, The Language of Composition: Reading, Writing, Rhetoric, Lawrence Scanlon, Renee H. Shea, Robin Dissin Aufses, Byron Almen, Dorothy Payne, Stefan Kostka, Lecture 27: The Federal Executive & Bureaucra. B. childbirth. The extensor pollicis brevis moves the A sodium ions C. extensor digitorum longus A. puckers the mouth for kissing. The sternocleidomastoid muscles help to flex the neck. - The number of muscle fibers best determines how powerful a muscle will be. (i) Is the wavelength of the ground-state wave function e) hyoglossus. Tilt your head towards the left. Which functional group has the major responsibility for countering a specific movement? Splenius Capitus. D cholinesterase to prevent unwanted continous contractions, The sarcoplasmic reticulum of a muscle fiber contains: D. flexor digitorum profundus C. triangular. C. The carotid pulse may be felt in the middle third of the front edge. A. rectus abdominis The major abductor muscle of the upper arm is the __________. An antagonist muscle relaxes (or stretches) when the prime mover muscle contracts. C. location and size. A unilateral contraction of the sternocleidomastoid muscle flexes the cervical vertebral column to the same side (lateral flexion) and rotates the head to the opposite side.

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