DAA Unit 2 -- Week 6&7

What are the actions of the biceps brachii?

- supination of forearm at radioulnar joint - flexion at shoulder - flexion at elbow - extension of arm

Which of the following muscles does not share the same origin as the other muscles listed? A. flexor carpi ulnaris B. brachioradialis C. flexor carpi radialis D. palmaris longus E. pronator teres

B. brachioradialis

Which of the following muscles will retract the tongue, pulling it backward into the mouth? A. palatoglossus B. genioglossus C. styloglossus D. hyoglossus

C. styloglossus

Which of the following muscles attach to the posterior tubercle of the atlas and the occipital bone at (or just inferior to) the inferior nuchal line? A. rectus capitis posterior major B. obliquus capitis inferior C. obliquus capitis superior D. rectus capitis posterior minor

D. rectus capitis posterior minor

Which of the following muscles are dually innervated? A. pectoralis minor B. pectoralis major C. subscapularis D. choices A and B are both correct E. choices B and C are both correct

E. choices B and C are both correct

T/F The levator scapulae muscles originate from the spinous processes of C1-C4.

False - transverse processes of C1-C4

T/F The flexor digitorum superficialis muscle will flex the phalanges at the distal interphalangeal joints.

False -- only proximal joints

T/F the spinalis muscle include spinalis thoracis, spinalis cervicis, and spinalis capitis

True

An area known as the triangle of ________, which is bordered by the latissimus dorsi, trapezius, and rhomboid major/vertebral border of the scapula, is the thinnest region between the skin and posterior thoracic wall.

ascultation

What muscle attaches to the radial tuberosity?

biceps brachii

What muscles supinate forearm

biceps brachii, supinator

What inserts onto coronoid process of ulna?

brachialis

In regard to an action, the internal intercostal muscles will _______ the ribs during forced expiration.

depress

In regard to an action, the mylohyoid muscle will _______ the mandible.

depress

Actions performed by serratus anterior

depression, abduction and protraction of scapula

suprahyoid muscles

digastric, stylohyoid, mylohyoid, geniohyoid

the rhomboid muscles and levator scapulae are innervated by the _____ nerve

dorsal scapular

The iliocostalis, longissimus, and spinals muscles collectively make up a group known as the ________ ________ group.

erector spinae

Lateral crural muscles can perform what actions?

eversion and plantar flexion of foot

Actions of the Triceps brachii.

extension of forearm, extension of arm, addiction of arm at shoulder

The pectoralis major muscle can perform what actions?

extension, flexion, medial rotation and adduction of the arm

What muscles insert on base of 2nd metacarpal and/or 3rd metacarpal?

extensor carpi radialis longus. extensor carpi radialis brevis, flexor carpi radialis

Above the arcuate line, the anterior rectus sheath consists of the aponeurosis of which of the following abdominal muscles from superficial to deep?

external abdominal oblique, internal abdominal oblique

Preotic myotomes will become what adult structures?

extrensic muscles of the eye

T/F rectus capitis posterior major attaches to the atlas

false

What nerves innervate medial thigh muscles/adductors?

femoral, obturator, tibial

Occipital myotomes will become what adult structures?

intrinsic muscles of the tongue

Which of the quadriceps femoris muscles can flex the thigh?

rectus femoris

The internal abdominal oblique muscle will rotate the trunk to the ______ side.

same (ipsilateral)

The extrinsic eye muscle that is innervated by cranial nerve (CN) IV, the trochlear nerve, is the _________ __________ muscle. (This muscle has 2 words in its name. Please type both words).

superior oblique

The supraspinatus and infraspinatus muscles are both innervated by the _________ nerve.

suprascapular

The tendons of the "Tom, Dick, and Harry" muscles pass through an area known as the __________ tunnel.

tarsal

Infrahyoid muscles

thyrohyoid, sternothyroid, sternohyoid, omohyoid

The artery that can be seen within the confines of the suboccipital triangle is the _________ artery.

vertebral

Which thigh muscle adducts the thigh and flexes the leg?

gracilis

Nerve that exits just below obliquus capitis inferior muscle

greater occipital nerve

What nerve exits just below the obliquus inferior muscle?

greater occipital nerve

What muscle group originates at ischial tuberosity?

hamstrings

Above the arcuate line, the posterior rectus sheath consists of the aponeurosis of which of the following abdominal muscles from superficial to deep?

internal abdominal oblique, transverse abdominis

The extrinsic eye muscle that is innervated by cranial nerve (CN) VI, the abducens nerve, is the _________ __________ muscle. (This muscle has 2 words in its name. Please type both words).

lateral rectus

What is found in anatomical snuffbox

trapezium bone Radial artery Scaphoid bone Base of 1st metacarpal

What structures pass through carpal tunnel?

Flexor digitorum superficialis tendons, flexor digitorum profundus tendons, flexor pollicis longus tendon, and the median nerve

Muscles included in intermediate extrensic back muscle group

serratus posterior superior, serratus posterior inferior

What muscles originate from coracoid process?

short head biceps brachii, coracobrachialis

Cardiac muscle develops from which embryonic structure?

splanchnic mesoderm

Cranial nerve (CN) XI innervates what muscles?

sternocleidomastoid & trapezius

The nerve that innervates the suboccipital triangle muscles is the ________ nerve.

suboccipital

The lower subscapular nerve innervates what muscles?

subscapularis, teres major

Choose the correct statement from the following: A. back muscles need to be strong to help maintain erect posture B. intrinsic back muscles include the trapezius and latissimus dorsi muscles C. the transversospinalis muscle group includes splenius capitis D. two of the choices are correct

A. back muscles need to be strong to help maintain erect posture

Which of the following muscles are innervated by the radial nerve? (MARK ALL CORRECT ANSWERS) A. brachioradialis B. extensor carpi ulnaris C. supinator D. flexor carpi radialis

A. brachioradialis B. extensor carpi ulnaris C. supinator

Regarding the groups of muscles listed below, which of these groups of muscles all share a common action? A. flexor digitorum profundus, palmaris longus, and flexor carpi radialis B. serratus anterior, pectoralis major, and brachioradialis C. tibialis posterior, peroneus longus, and peroneus tertius D. deltoid, coracobrachialis, and brachialis

A. flexor digitorum profundus, palmaris longus, and flexor carpi radialis

When comparing the innervation of muscles, which of the following groups are innervated by the same nerve? A. gastrocnemius m., tibialis posterior m., long head of biceps femoris m. B. peroneus longus m., peroneus tertius m., peroneus brevis m. C. semitendinosus m., gracilis m., biceps femoris m. D. teres minor m., teres major m., coracobrachialis m.

A. gastrocnemius m., tibialis posterior m., long head of biceps femoris m.

Which of the following muscles attach to the mastoid process of the temporal bone? (MARK ALL CORRECT ANSWERS) A. longissimus capitis B. the anterior belly of digastric C. semispinalis capitis D. splenius capitis

A. longissimus capitis D. splenius capitis

Which of the following muscles are innervated by the median nerve? (MARK ALL CORRECT ANSWERS) A. pronator teres B. pronator quadratus C. brachialis D. supinator

A. pronator teres B. pronator quadratus

Which of the following muscles can produce lateral rotation of the thigh? (MARK ALL CORRECT ANSWERS) A. quadratus femoris B. gluteus minimus C. piriformis D. gluteus medius E. gluteus maximus

A. quadratus femoris C. piriformis E. gluteus maximus

Which of the following muscles can protract and depress the scapula? (MARK ALL CORRECT ANSWERS) A. serratus anterior B. pectoralis major C. pectoralis minor D. deltoid

A. serratus anterior C. pectoralis minor

Which of the following muscles will medially rotate the arm at the glenohumeral joint? (MARK ALL CORRECT ANSWERS) A. subscapularis B. teres major C. infraspinatus D. teres minor

A. subscapularis B. teres major

Which of the following are considered muscles of mastication? (MARK ALL CORRECT ANSWERS) A. temporalis B. platysma C. the medial and lateral pterygoid muscles D. masseter

A. temporalis C. the medial and lateral pterygoid muscles D. masseter

Which of the following muscles will protract the tongue, causing it to protrude from the mouth? A. palatoglossus B. genioglossus C. styloglossus D. hyoglossus

B. genioglossus

Which of the following muscles are innervated by cranial nerve (CN) VII, the facial nerve? (MARK ALL CORRECT ANSWERS) A. the anterior belly of digastric B. stylohyoid C. the posterior belly of digastric D. mylohyoid

B. stylohyoid C. the posterior belly of digastric

Which of the following muscles insert onto rib number 1? (MARK ALL CORRECT ANSWERS) A. the posterior scalene muscle B. the middle scalene muscle C. the anterior scalene muscle D. the sternocleidomastoid muscle

B. the middle scalene muscle C. the anterior scalene muscle

Which of the following muscles will laterally rotate the arm at the shoulder joint? (MARK ALL CORRECT ANSWERS) A. supraspinatus B. teres major C. infraspinatus D. teres minor

C. infraspinatus D. teres minor

Which of the following muscles do not actually attach to the skull in any way? A. obliquus capitis superio B. rectus capitis posterior minor C. obliquus capitis inferior D. rectus capitis posterior major

C. obliquus capitis inferior

Flexor carpi radialis, extensor carpi radialis longus, and extensor carpi radialis brevis are synergists to each other during which of the following actions?

abduction of the hand at the wrist

The rhomboid muscles can produce what actions?

adduction, retraction and elevation of scapula

The diaphragm muscle is innervated by the _______ nerves.

phrenic

Actions of the Sartorius muscle?

flexion of leg, flexion of thigh, lateral rotation and abduction of thigh,

The tendons of which muscles pass just posterior to the medial malleolus?

flexor hallucis longus, flexor digitorum longus, tibialis posterior

The serratus anterior muscle is innervated by the _______ _________ nerve.

long thoracic

What are the components of the longissimus muslce?

longissimus thoracis, longissimus cervicis, and longissimus capitis

The pectoralis minor muscle is innervated by the _______ pectoral nerve.

medial

The teres major muscle will perform ____ rotation of the arm at the glenohumeral joint, whereas the teres minor muscle will perform ____ rotation of the arm at the glenohumeral joint.

medial, lateral

The flexor pollicis longus muscle is innervated by the _________ nerve.

median

Transversospinalis group includes

multifidi, rotatores, semispinalis capitis

The external abdominal oblique muscle will rotate the trunk to the ______ side.

opposite (contralateral)

Somites arise from ___

paraxial mesoderm

What muscles insert onto the intertubercular groove of the humerus?

pectoralis major, latissimus dorsi, teres major

What muscle group inserts onto the tibial tuberosity.

quadriceps femoris

Medial hamstring muscles

semitendinosus and semimembranosus