Chapter 10

tibialis anterior, extensor digitorum longus, extensor hallucis longus and fibularis tertius.

Dorsiflexion, inversion, and eversion of the foot, toe flexion.

Name the muscles of facial expression

Galea aponeurotica (epicranial aponeuroses) connects frontalis and occipitalis, orbicularis ocili, levator labii superioris, zygomaticus major and minor, risorius, platysma, depressor anguli oris, sternoclaidomastoid, mentalis, depressor labii inferioris, orbicularis oris, orbicularis oculi, buccinators, levator palpebrae, corrugator supercilii, nasalis.

Name all the muscles that abduct the femur

Piriformis, superior gemellus, inferior gemellus, tensor fasciae latae, sartorius, gluteus medius, and gluteus minimus.

Name all the muscles that originate from the medial epicondyle of the humerus?

Pronator teres, flexor carpi radialis, flexor carpi ulnaris, flexor digitorum superficialis, palmaris longus.

Name the rotator cuff muscles

SITS Supraspinatus Infraspinatus Teres Minor Subscapularis

The major abductor muscle of the upper arm is the a)Deltoid. b)Coracobrachialis. c)Supraspinatus. d)Teres major. e)Subscapularis

a) Deltoid.

131) Paralysis of which of the following would make an individual unable to flex the knee: a) Hamstring muscles b) gluteal muscles c) gastrocnemius d) sartorius e) iliopsoas

a) Hamstring muscles

Which muscle of respiration is innervated by the phrenic nerve? a)Diaphragm b)innermost intercostals c) external intercostals d) pectoralis major e)internal intercostals

a)Diaphragm

The names of the muscles can indicate all of the following, except a)Fat content of the muscle. b)The direction of the muscle relative to the long axis of the body. c)The region of the body where the muscle is located. d)Action of the muscle. e)Structural characteristics of the muscle

a)Fat content of the muscle.

Contraction of the muscle that is attached to the ulnar tuberosity results in a)Flexion of the forearm. b)Extension of the forearm. c)Abduction of the forearm. d)Adduction of the forearm. e)Rotation of the shoulder

a)Flexion of the forearm.

The main muscle that steady the pelvis during walking is the _______. a)Gluteus medius. b)Tibialis anterior. c) Gluteus maximums. d) Biceps femoris e) Iliacus.

a)Gluteus medius.

The infraspinatus has its insertion on the a)Greater tubercle of the humerus b)Vertebral border near the spine. c)Tuberosity of the radius. d)Lesser tubercle and intertubercular groove of the humerus. e)Clavicle and scapula

a)Greater tubercle of the humerus

Paralysis of which of the following would make an individual unable to flex the knee: a)Hamstring muscles b)gluteal muscles c)soleus d)sartorius e)iliopsoas

a)Hamstring muscles

The ________ originates on the zygomatic arch and inserts on the angle of the mandible. a)Masseter b)Genioglossus c) Buccinators d) stylohyoid e) Temporalis

a)Masseter

All of the following originate on the scapula, except the a)Pectoralis major. b)Teres minor. c)Teres major. d)Supraspinatus. e)Subscapularis.

a)Pectoralis major.

A skydiver's parachute fails to deploy. After some struggle, his reserve chute deploys in time to save his life. However, his landing is harder than normal, and he feels his knee slightly hyperextend. He shakes it off and goes about his normal routine. Later that day he begins experiencing knee pain. Two days later he notices that his knee "pops" when he crouches and soon discovers he has dislocated his femur on the knee. What muscle was likely injured initially? a)Popliteus b)Sartorius c) tensor fasciae latae d) quadriceps femoris e) soleus b)Sartorius d) quadriceps femoris

a)Popliteus

The origin of the occipitalis muscle is the a)Superior nuchal line. b)Tendinous band around the optic foramen. c)Fascia surrounding the parotid salivary gland. d)Alveolar processes of the maxillae and mandible. e)Spinous processes of cervical vertebra

a)Superior nuchal line.

A baseball pitcher who injures one of his SITS muscles most commonly sustains tears to the tendon of which muscle? a)Supraspinatus b)subscapularis c) Infraspinatus d) deltoid e) teres minor

a)Supraspinatus

Which of the following muscles of mastication would be responsible for mandibular elevation? a)Temporalis b)zygomaticus major c) lateral pterygoid d) zygomaticus minor e) stylohyoid

a)Temporalis

The muscle that inserts on the coronoid process of the mandible is the a) Temporalis. b)Medial pterygoideus. c)Platysma. d)Masseter. e)Lateral pterygoideus

a)Temporalis.

Which of the following is true of joints that are first-class levers? a)Their mechanical advantage may be either greater or less than 1.0. b)Their mechanical advantage is always less than 1.0. c)Their output force is always greater than the input force. d)Their resistance is between the joint (fulcrum) and the distal end of the bone (effort). e)The joint (fulcrum) is at the opposite end from the tendinous insertion (effort).

a)Their mechanical advantage may be either greater or less than 1.0.

Which of the following extensors of the head is the most superficial? a)Trapezius b)sternocleidomastoid c) semispinalis capitis d) temporalis e) splenius capitis

a)Trapezius

The mastoid process attachment of the sternocleidomastoid muscle represents its insertion. a)True b)False

a)True

The most superficial muscle of the abdominal wall is the rectus abdominus. a)True b)False

a)True

Each of the following muscles acts to flex the leg, except the a)Vastus lateralis. b)Sartorius. c)Gracilis. d)Semimembranosus. e)Semitendinosus

a)Vastus lateralis.

Which of the following does not originate on the humerus? a)biceps brachii b)brachialis c)brachioradialis d)both B and C

a)biceps brachii

Muscles that act as valves to open and close openings are ________ muscles. a)circular b)parallel c)convergent d)pennate e)bipennate

a)circular

The ________ muscle is the strongest jaw muscle. a)masseter b)pterygoid c)medial pterygoid d)mandible e)lateral pterygoid

a)masseter

Which muscle acting on the arm assists in deep inspiration? a)pectoralis major. b)diaphragm c) pectoralis minor. d) deltoid e) teres minor

a)pectoralis major.

Which of the following is not a muscle of the rotator cuff? a)subclavius b)subscapularis c)supraspinatus d)teres minor e)infraspinatus

a)subclavius

Tom, a trumpet player, asks you which muscles he should develop in order to be a better trumpeter. What would you tell him? a)the buccinator and orbicularis oris b)the risorius and zygomaticus c)the masseter and buccinator d)the orbicularis oris and risorius e)the levator labii and mentalis

a)the buccinator and orbicularis oris

Which of the following muscles is involved in inversion at the ankle joint: a)tibialis anterior b)extensor digitorum c)peroneus muscles d)hamstrings e)quadriceps group

a)tibialis anterior

Which of the following muscles is not externally visible on the trunk of the body? a)transverse abdominal b)pectoralis major c) latissimus dorsi d) external abdominal oblique e) trapezius

a)transverse abdominal

The deepest muscle of the abdominal wall is the a)transverse abdominal. b)latissimus dorsi. c)internal oblique. d) pectoralis minor. e) rectus abdominis.

a)transverse abdominal.

The muscles that laterally rotate and depress the scapula, as in shrugging and lowering the shoulders, are the a)trapezius and serratus anterior. b)levator scapulae and rhomboideus. c)trapezius and latissimus dorsi d) pectoralis minor and serratus anterior. e) trapezius and rhomboideus

a)trapezius and serratus anterior

Which of the following describes the action of the corrugator supercilii? a)wrinkles the brow b)elevates the mandible c)moves the external ear d)depresses the lips e)purses the lips

a)wrinkles the brow

111) Excessive gastric pressure (pressure in the stomach) could cause a(n) a) Inguinal hernia. b) Diaphragmatic hernia c) Distension of the iliocostalis muscle d) Pneumothorax e) Diaphragmatic cramp.

b) Diaphragmatic hernia

Plantar flexion at the ankle joint is accomplished by the tibialis anterior muscle. a)True b)False

b) False

The muscle that adducts and rotates the scapula laterally is the a)Serratus anterior. b)Rhomboideus. c)Subclavius. d)Pectoralis minor. e)Teres major

b) Rhomboideus.

A muscle that insert on the body of the mandible is probably involved in a)Frowning. b)Chewing. c)Blowing. d)Kissing. e)Wrinkling the forehead

b)Chewing.

The muscle that adducts and flexes at shoulder is the a)Deltoid. b)Coracobrachialis. c)Trapezius. d)Latissimus dorsi. e)Triceps

b)Coracobrachialis.

Excessive gastric pressure (pressure in the stomach) could cause a(n) a)Inguinal hernia. b)Diaphragmatic hernia. c)Distension of the iliocostalis muscle. d)Pneumothorax. e)Diaphragmatic cramp

b)Diaphragmatic hernia.

Muscles that insert on the olecranon process of the ulna probably act to a)Adduct the forearm. b)Extend the forearm. c)Flex the forearm. d)Extend the carpals. e)Abduct the forearm

b)Extend the forearm.

What separates groups of muscles? a)Epimysium b)Fascia c) Fascicles d) endomysium e) Perimysium

b)Fascia

The inferior rami of the pubis and ischium are the origin of the a)Vastus intermedius. b)Gracilis. c)Biceps femoris. d)Piriformis. e)Sartorius.

b)Gracilis.

The "kissing muscle" that purses the lips is the a)Buccinator. b)Orbicularis oris. c)Levator labii. d)Zygomaticus. e)Procerus

b)Orbicularis oris.

The removal of the trapezius muscle exposes the a)Serratus anterior and subclavian muscles. b)Rhomboid and levator scapulae muscles. c)Gastrocnemius and tibialis anterior muscles. d)Infraspinatus and teres minor muscles. e)Deltoid and supraspinatus muscle

b)Rhomboid and levator scapulae muscles.

Which of the following muscles does not belong to the "hamstrings" muscle group? a)Semimembranosus b)Sartorius c)Semitendinosus d)biceps femoris

b)Sartorius

Which of the following does not originate or insert on the hyoid bone? a)Omohyoid b)Sternothyroid c)Geniohyoid d)Digastricus

b)Sternothyroid

Muscles that are long and round are termed a)Maximus. b)Teres. c)Brevis. d)Longus. e)Longissimus

b)Teres.

Which of the following is the insertion of the pectoralis minor? a)the mastoid region of the skull b)The coracoid process of the scapula c)the clavicle and scapula d)the occipital bone of the skull e)the vertebral border near the spine

b)The coracoid process of the scapula

The scalenes have their origin on the a)Inferior border of the previous rib b)Transverse processes of cervical vertebrae. c)Superior border of the next rib. d)Cartilages of the ribs. e)Lumbodorsal fascia and iliac crest

b)Transverse processes of cervical vertebr

The muscle that originates along the entire length of the linea aspera of the femur is the a)Vastus lateralis. b)Vastus medialis. c)Vastus intermedius. d)Rectus femoris. e)Biceps femoris

b)Vastus medialis.

Which cranial nerve innervates the sternocleidomastoid and trapezius? a)abducens nerve b)accessory nerve c) facial nerve d) trigeminal nerve e) vagus nerve

b)accessory nerve

Which of the following describes the action of the digastricus? a)depresses and retracts the tongue b)depresses the mandible or elevates the hyoid. c)elevates the mandible d)elevates the larynx e)depresses the larynx

b)depresses the mandible or elevates the hyoid.

Tennis elbow is a common term describing injury to which of the following? a)extensor hallucis longus b)extensor carpi radialis longus c) pronator quadratus d) flexor digitorum profundus e) subscapularis

b)extensor carpi radialis longus

A (n) ________ is a muscle whose contraction is chiefly responsible for producing a particular movement. a)agonist b)prime mover c)antagonist d)both A and B e)none of the above

b)prime mover

Match the muscle with its correct action. a)buccinator ---- elevates corners of the nostrils b)risorius ----draws corner of the mouth to the side c)nasalis ------ raises your eyebrows d)platysma -----compresses cheeks e)occipitofrontalis ----- tenses skin of the neck

b)risorius ----draws corner of the mouth to the side

All of the following are functions of muscles except a)stability. b)secretion. c) heat production. d) respiration e) control of openings.

b)secretion.

Which of the following muscles is involved in crossing one leg over the other while in a sitting position a)the gastrocnemius b)the sartorius c)all of the hamstrings d)the quadriceps femoris e)the semimembranosus

b)the sartorius

Which of the following muscles compresses the abdomen? a)internal intercostal b)transverse abdominis c)transverse thoracis d)iliopsoas

b)transverse abdominis

In flexing the forearm at the elbow, the: a)biceps brachii acts as an antagonist b)triceps brachii acts as an antagonist c)deltoid acts as an antagonist d)deltoid acts as a synergist e)triceps brachii acts as a synergist

b)triceps brachii acts as an antagonist

What term best describes the relationship between the pronator teres and supinator? a)Fixators b)prime movers c) Antagonists d) depressor e) Synergists

c) Antagonists

Which one of these muscles helps to open the mouth (depress the mandible)? a)zygomaticus major b)depressor anguli oris c) digastric d) hyoglossus e) sternohyoid

c) digastric

While sitting at your desk, you drop your pencil onto the floor. You bend over to pick up the pencil. In order to straighten up and continue your exam you must use which of the following muscles? a)tibialis anterior b)extensor hallucis longus c) erector spinae d) tibialis anterior and semimembranosus e) semimembranosus

c) erector spinae

Which of the following muscles is the prime mover for inhalation? a)internal intercostals b)stylohyoid c) external intercostals d) hyoglossus e) diaphragm

c) external intercostals

After taking their wedding vows, a bride and groom often ceremonially use which of the following muscles before walking away from the altar? a)depressor anguli oris b)platysma c) orbicularis oris d) quadriceps femoris e) levator labii superioris

c) orbicularis oris

If you bruised your gluteus maximus, you would expect to experience discomfort when a)Flexing your lower limb b)Adducting your lower limb c)Extending your lower limb d)Flex your lower limb e)both B and D

c)Extending your lower limb

Superficial muscles that position or stabilize an organ are called a)Intrinsic. b)Profundus. c)Extrinsic. d)Internus. e)Externus

c)Extrinsic.

The origin of the frontalis muscle is the a)Mandible. b)Occipital bone. c)Galea aponeurotica. d)Frontal bone. e)Forehead

c)Galea aponeurotica

The muscle that inserts on the iliotibial tract and gluteal tuberosity of the femur is the a)Gluteus medius. b)Piriformis. c)Gluteus maximus. d)Gluteus minimus. e)Tensor fasciae latae.

c)Gluteus maximus.

The adductor brevis has its origin on the a)Iliac fossa of the ilium. b)Anterolateral surface of the sacrum. c)Inferior ramus of the pubis. d)Linea aspera of the femur. e)Iliac crest

c)Inferior ramus of the pubis.

Muscles located entirely within an organ are called a)Extrinsic. b)Externus. c)Intrinsic. d)Internus. e)Profundus

c)Intrinsic.

Muscles that extend the elbow attach to the a)Coronoid process. b)Radial tuberosity. c)Olecranon process. d)Medial epicondyle. e)Lateral epicondyle

c)Olecranon process.

During abdominal surgery, the surgeon makes a cut through the muscle directly to the right of the linea Alba. The muscle that is being cut would be the a)Scalenus. b)External abdominal oblique. c)Rectus abdominus. d)Digastric. e)Splenius

c)Rectus abdominus.

The only knee flexor that originates superior to the acetabulum is the a)Iliopsoas. b)Biceps femoris. c)Sartorius. d)Gracilis. e)Semimembranosus

c)Sartorius.

A muscle that assists the muscle that is primarily responsible for a given action is a(n) a)Originator. b)Antagonist. c)Synergist. d)Levator. e)Agonist

c)Synergist.

The muscle that inserts on the acromion and scapular spine is the a)Sternocleidomastoid. b)Pectoralis minor. c)Trapezius. d)Serratus anterior. e)Levator scapula

c)Trapezius

71) The preferred site for intramuscular (IM) injections in infants and children is the a)Soleus. b)Gluteus minimus. c)Vastus lateralis. d)Gluteus maximus. e)deltoid

c)Vastus lateralis.

Which of the following muscles is in the medial compartment of the thigh? a)Soleus b)vastus medialis c)adductor longus d) semimembranosus e) piriformis

c)adductor longus

Which of the following does not originate on the medial epicondyle of the humerus? a)flexor carpi radialis b)flexor carpi ulnaris c)extensor carpi radialis d)palmaris longus

c)extensor carpi radialis

Muscle fibers are arranged in bundles called a)compartments. b)aponeuroses. c)fascicles. d) groups. e) retinacula.

c)fascicles.

The occipitalis and frontalis are connected via the a)galea retinaculum. b)galea orbicularis. c)galea aponeurotica. d) galea neurotica. e) galea cranium.

c)galea aponeurotica.

Which of the following is the origin of the supinator? a)base of the second metacarpal b)infraglenoid tuberosity of the scapula c)lateral epicondyle of the humerus d)medial epicondyle of the humerus e)Olecranon process of the ulna

c)lateral epicondyle of the humerus

Which of the following muscles acts to flex and adduct the thigh? a)gluteus maximus b)vastus medialis c)pectineus d)gluteus medius e)popliteus

c)pectineus

Which of the following describes the action of the serratus anterior? a)lateral rotation of the humerus b)adducts the arm c)protracts the shoulder, rotates the scapula so glenoid cavity moves superiorly d)medial rotation of the humerus e)adducts and flexes the humerus

c)protracts the shoulder, rotates the scapula so glenoid cavity moves superiorly

Which of the following is not a muscle of the hamstring group? a)semimembranosus b)biceps femoris c)quadriceps femoris d)semitendinosus

c)quadriceps femoris

The longest muscle in the human body is the a)iliopsoas. b)semitendinosus. c)sartorius. d) semimembranosus e) erector spinae.

c)sartorius.

Which of the following correctly states the origin and insertion of the sternocleidomastoid? a)sternal manubrium and lateral one-third of clavicle; mastoid process and lateral half of superior nuchal line b)sternal manubrium and medial half of clavicle; mastoid process and medial one-third of superior nuchal line c)sternal manubrium and medial one-third of clavicle; mastoid process and lateral half of superior nuchal line d)sternal manubrium and lateral half of clavicle; mastoid process and lateral one-third of superior nuchal line e)mastoid process and lateral half of superior nuchal line; sternal manubrium, medial one-third of clavicle

c)sternal manubrium and medial one-third of clavicle; mastoid process and lateral half of superior nuchal line

To produce horizontal wrinkles in the forehead, which of the following muscles is involved: a)the buccinator b)the zygomaticus c)the frontalis d)the temporalis e)the masseter

c)the frontalis

Tom is having difficulty plantar flexing and inverting his right foot. Which muscle is most likely involved in this problem? a)flexor digitorum longus b)gastrocnemius c)tibialis posterior d)extensor digitorum longus

c)tibialis posterior

The aponeurosis of the external oblique forms the ________ at its inferior margin. a)linea alba b)medial retinaculum c) rectus sheath d) inguinal ligament e) linea semilunaris

d) inguinal ligament

Unilateral contraction of which muscle causes ipsilateral flexion of the lumbar vertebral column? a)Multifidus b)serratus anterior c) latissimus dorsi d) quadratus lumborum e) external intercostal

d) quadratus lumborum

Damage to the pectoralis major would interfere with a person's ability to a)Abduct the humerus. b)Extend the forearm. c)Elevate the scapula. d)Adduct the humerus. e)Rotate the elbow

d)Adduct the humerus.

A nursing infant develops a powerful sucking muscle that adults also use for whistling called the: a)Platysma b)Masseter c)Zygomaticus d)Buccinator e)temporalis

d)Buccinator

A muscle that inserts on the greater tubercle of the humerus is most likely involved in a)Extension. b)Flexion. c)Adduction. d)Lateral rotation. e)Medial rotation

d)Lateral rotation.

Muscles with fibers that run parallel to the long axis of the body are called a)Medialis. b)Lateralis. c)Obliquus. d)Rectus. e)Transversus

d)Rectus.

The origin of the flexor hallucis longus is a)The lateral condyle of the tibia and head of the fibula. b)Above the femoral c)The posterior surface of the medial condyle of the tibia. d)The posterior surface of the fibula. e)The lateral condyle of the tibia and anterior surface of the fibula

d)The posterior surface of the fibula.

The muscle that dorsiflexes the foot is the a)Gastrocnemius. b)Soleus. c)Peroneus brevis. d)Tibialis anterior. e)Tibialis posterior.

d)Tibialis anterior.

The muscles that insert on the tibial tuberosity by way of the patellar ligament include all of the following, except the a)Vastus lateralis. b)Vastus medialis. c)Vastus intermedius. d)Vastus superiorus. e)Rectus femoris

d)Vastus superiorus.

The muscles of the head and neck function in a)Feeding. b)Controlling the eye. c)Verbal and nonverbal communication. d)all of the above e)A and B only

d)all of the above

Damage to which of the following muscles would interfere with the ability to breathe? a)quadratus lumborum b)sacrospinalis c)platysma d)external intercostals e)rectus abdominis

d)external intercostals

Which of the following does NOT compress the abdomen: a)internal oblique b)external oblique c)transversus abdominis d)latissimus dorsi e)rectus abdominis

d)latissimus dorsi

Which of the following is not a muscle of facial expression? a)depressor labii b)mentalis c)buccinator d)masseter e)risorius

d)masseter

The biceps brachii muscle attaches to the radius at the a)styloid process b)radial notch c)deltoid tuberosity d)radial tuberosity

d)radial tuberosity

Spasms of this straplike muscle often result in tortcollis: a)serratus anterior b)zygomaticus c)platysma d)sternocleidomastoid e)masseter

d)sternocleidomastoid

Which of the following is true regarding the Levator scapulae? a)It is innervated by the Phrenic nerve. b)It depresses the inferior angle of scapula. c)It protracts the scapula if the Humerus is fixed d) It elevates the scapula if the scapula is fixed. e) It flex neck laterally if scapula is fixed.

e) It flex neck laterally if scapula is fixed.

The muscle that originate from the superior surface of the pubis around the symphysis is the a)Internal oblique. b)Transversus abdominis. c)External oblique. d)Scalene. e)Rectus abdominis

e) Rectus abdominis

The antagonist for the triceps brachii is the a)deltoid. b)supinator. c)anconeus. d) teres minor e) biceps brachii.

e) biceps brachii.

Carpal tunnel pressure is sometimes relieved by surgically excising part or all of which structure? a)palmar aponeurosis b)extensor aponeurosis c) extensor retinaculum d) median nerve e) flexor retinaculum

e) flexor retinaculum

In lifting a heavy weight from the floor, one should use the power of the ___ in order to avoid muscle strain in the lower back. a)biceps brachii and brachialis b)external and internal abdominal obliques c)trapezius and latissimus dorsi d) gastrocnemius and soleus e) knee and hip extensors

e) knee and hip extensors

The serratus anterior is innervated by which nerve? a)accessory nerve b)lateral pectoral nerve c) dorsal scapular nerve d) axillary nerve e) long thoracic nerve

e) long thoracic nerve

1)The study of the muscular system is known as a)kinesiology. b)biology. c) pathophysiology. d) neurology e) myology.

e) myology.

A skateboarder falls and lands directly on his buttocks and lower back. He does not feel too much pain and so he continues skating. After a couple of days, he begins experiencing right hip pain and notices his right foot and leg are rotated to the right. A doctor diagnoses muscle spasm. Which of the following muscles is most likely causing the leg and foot rotation? a)quadratus lumborum b)adductor longus c) tibialis posterior d) sacrospinalis e) piriformis

e) piriformis

When a nurse draws blood, it is not uncommon for the needle to penetrate which muscle near the cubital region? a)pronator quadratus b)buccinator c) semimembranosus d) supinator e) pronator teres

e) pronator teres

In a whiplash injury, the neck undergoes forced hyperextension then hyperflexion,injuring multiple muscles in the neck. Which of the following muscles would be injured during the hyperextension phase of the injury? a)Trapezius b)semispinalis capitis c) splenius capitis d) levator scapula e) sternocleidomastoid.

e) sternocleidomastoid.

Each of the following terms is a descriptive term for a muscle's action, except a)Levator. b)Tensor. c)Adductor. d)Pronator e)Buccinator

e)Buccinator

The Achilles tendon attaches to which anatomical structure? a)Lesser trochanter. b)Cuboid bone. c)Talus. d)Navicular bone. e)Calcaneus

e)Calcaneus

The group of collagen fibers that provide a lateral brace for the knee especially when balancing on one leg is the a)Linea Alba. b)Obturator muscle. c)Tensor fasciae latae. d)Piriformis. e)Iliotibial tract.

e)Iliotibial tract

Which of the following terms could be used with a muscle that is associated with the leg? a)Genio b)Costalis c)Nuchal d)Cleido e)Popliteus

e)Popliteus

Deep muscles are called a)Externus. b)Superficialis. c)Extrinsic. d)Intrinsic. e)Profundus

e)Profundus

The iliac crest is the origin of the a)Semispinalis capitis. b)Longissimus cervicis. c)Iliocostalis cervicis. d)Splenius. e)Quadratus lumborum

e)Quadratus lumborum

Muscles of the rotator cuff include all of the following, except the a)Infraspinatus. b)Supraspinatus. c)Teres minor. d)Subscapularis. e)Rhomboideus

e)Rhomboideus

The spinal processes of the upper thoracic vertebrae are the origin of the a)Levator scapulae. b)Pectoralis major. c)Supraspinatus. d)deltoid. e)Rhomboideus major

e)Rhomboideus major

Which of these is a first-class lever? a)The humeroulnar joint. b)The talocrural joint. c)The knee joint. d)Any metacarpophalangeal joint. e)The atlanto-occipital joint

e)The atlanto-occipital joint

A general rule about the difference between an origin and an insertion is a)Each muscle begins and ends at the insertion. b)The origin moves while the insertion remains stationary. c)Each muscle begins and ends at the origin. d)They have no effect on muscle movement. e)The origin remains stationary while the insertion move

e)The origin remains stationary while the insertion move

The muscle that opposes the gastrocnemius is the a)Tibialis posterior. b)Extensor digitorum longus. c)Soleus. d)Peroneus. e)Tibialis anterior.

e)Tibialis anterior.

The muscle that extends the arm while doing push-ups is the a)Pectorals. b)Deltoid. c)Biceps. d)Brachialis e)Triceps.

e)Triceps.

The splenius inserts on the a)Mastoid process. b)Clavicle. c)Occipital bone. d)Spinal processes of upper thoracic vertebrae. e)both A and C

e)both A and C

Which of the following muscles does not have an action that is antagonistic to the action of the brachialis muscle? a)triceps brachii lateral head b)Triceps brachii long head c)triceps brachii medial head d)anconeus e)brachioradialis

e)brachioradialis

Jill suffers a severe cut that severs the tendon that attaches the insertion of the flexor carpi ulnaris. As a result of this injury, what action is difficult for her to perform? a)flex her forearm b)flex her ulna c)flex her elbow d)flex her shoulder e)flex and adduct her palm

e)flex and adduct her palm

Paralysis of which of the following would make an individual unable to flex the thigh: a)biceps femoris b)vastus medialis c)vastus lateralis d)vastus intermedius e)iliopsoas and rectus femoris

e)iliopsoas and rectus femoris

The ________ covers the anterior surface of the neck. a)buccinator b)occipitofrontalis c)orbicularis oris d)epicranium e)none of the above

e)none of the above

Which of the following muscles flexes the thigh on the hip: a)peroneus muscles b)vastus lateralis c)adductor muscles d)gluteus maximus e)sartorius

e)sartorius

Name the muscles of mastication

temporalis, masseter, lateral pterygoid, medial pterygoid

What is the function of the medial thigh muscle

Adduction of the thigh.

Name all the muscles that adduct the femur.

Adductors-Magnus, longus, brevis, pectineus, gracilis, obturator externus

Name all the muscles that originate from the lateral epicondyle of the humerus?

Anconeus muscle, the supinator, extensor carpi radialis brevis, extensor digitorum, extensor digiti minimi, and extensor carpi ulnaris.