DAA Exam 2, DAA 2

Which muscles develop from thoracic myotomes?

some extremity

anterior trunk

which muscles develop from abdominal myotomes?

abdominal muscles

lower back muscles

Which of the following is innervated by CN III (oculomotor nerve)?

A) superior oblique

B) levator palpebrae superioris

C) levator labii superioris

D) lateral rectus

B) levator palpebrae superioris

Which of the following muscles will pull the eyebrows medial and inferior?

A) procerus

B) risorius

C) nasalis

D) zygomaticus

A) procerus

MACA: The epicranius muscle consists of which of the following muscles and/or structures?

A) galea aponeurotica

B) occipitalis

C) frontalis

D) temporalis

A) galea aponeurotica

B) occipitalis

C) frontalis

T/F: The digastric muscle is included in the muscles of mastication group.

False

T/F: The anterior belly of digastric is innervated by the same nerve that innervates the muscles of mastication group.

True

MACA: Which of the following are innervated by CN V (trigeminal nerve)?

A) Lateral pterygoid

B) anterior belly of digastric

C) posterior belly of digastric

D) stylohyoid

A) Lateral pterygoid

B) anterior belly of digastric

MACA: Which of the following muscles are included in the muscles of mastication group?

A) temporalis

B) medial pterygoid

C) masseter

D) lateral pterygoid

A) temporalis

B) medial pterygoid

C) masseter

D) lateral pterygoid

Which of the following muscles can elevate the eye?

A) superior oblique

B) medial rectus

C) inferior oblique

D) inferior rectus

C) inferior oblique

Which of the following muscles are innervated by CN X (vagus nerve)?

A) genioglossus

B) palatoglossus

C) styloglossus

D) hyoglossus

B) palatoglossus

Which of the following is true regarding the sternocleidomastoid (SCM) muscle?

A) will rotate the head to the contralateral side

B) will rotate head to ipsilateral side

C) will laterally flex the head to the contralateral side

D) will assist with elevation of the scapula

A) will rotate the head to the contralateral side

Which of the following muscles originate from rib number 2?

A) anterior scalene

B) posterior scalene

C) middle scalene

D) none of these

D) none of these

Which of the following is considered a suprahyoid muscle?

A) geniohyoid

B) thyrohyoid

C) sternohyoid

D) omohyoid

A) geniohyoid

MACA: Which of the following muscles can assist with depression of the mandible?

A) Digastric

B) lateral pterygoid

C) temporalis

D) geniohyoid

A) Digastric

D) geniohyoid

Which of the following muscles insert onto rib number 1? (MARK ALL CORRECT ANSWERS)

A. the anterior scalene muscle

B. the middle scalene muscle

C. the posterior scalene muscle

D. the sternocleidomastoid muscle

A. the anterior scalene muscle

B. the middle scalene muscle

Which of the following muscles will protract the tongue, causing it to protrude from the mouth?

A. palatoglossus

B. hyoglossus

C. genioglossus

D. styloglossus

C. 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. mylohyoid

D. the posterior belly of digastric

B. stylohyoid

D. the posterior belly of digastric

The extrinsic eye muscle that is innervated by cranial nerve (CN) VI, the abducens nerve, is the _________ rectus muscle.

lateral

Which of the following muscles are considered suprahyoid muscles? (MARK ALL CORRECT ANSWERS)

A. geniohyoid

B. thyrohyoid

C. mylohyoid

D. omohyoid

E. sternothyroid

A. geniohyoid

C. mylohyoid

Which of the following muscles are considered infrahyoid muscles? (MARK ALL CORRECT ANSWERS)

A. sternothyroid

B. mylohyoid

C. thyrohyoid

D. geniohyoid

E. omohyoid

A. sternothyroid

C. thyrohyoid

E. omohyoid

Which of the following are considered part of the muscles of mastication group? (MARK ALL CORRECT ANSWERS)

A. masseter

B. platysma

C. the medial and lateral pterygoid muscles

D. temporalis

A. masseter

C. the medial and lateral pterygoid muscles

D. temporalis

Which of the following muscles are innervated by cranial nerve (CN) V, the trigeminal nerve? (MARK ALL CORRECT ANSWERS)

A. stylohyoid

B. the posterior belly of digastric

C. mylohyoid

D. the anterior belly of digastric

C. mylohyoid

D. the anterior belly of digastric

The extrinsic eye muscle that is innervated by cranial nerve (CN) IV, the trochlear nerve, is the superior __________ muscle.

oblique

Note the primary location of the scalene muscles. Which of the following is the best choice that would identify the structures from which the scalene muscles are derived?

A. Thoracic myotomes

B. Post-otic myotomes

C. Pre-otic myotomes

D. Cervical myotomes

D. Cervical myotomes

Somites are derived from which of the following structures?

A. lateral plate mesoderm

B. ectoderm

C. intermediate mesoderm

D. paraxial mesoderm

D. paraxial mesoderm

Which of the following are derived from the pharyngeal arches?

A. muscles of mastication and facial expression

B. extrinsic muscles of the eye

C. intrinsic muscles of the tongue

D. extrinsic muscles of the tongue

A. muscles of mastication and facial expression

Which of the following are derivatives of the splanchnic mesoderm of the lateral plate?

A. Skeletal muscle of the thorax

B. Skeletal muscles of the abdominal wall

C. Cardiac muscle

D. Smooth muscle of blood vessels

C. Cardiac muscle

Occipital (post-otic) myotomes will become which of the following adult structures?

A. extrinsic muscles of the eye

B. muscles of facial expression

C. muscles of the tongue

D. muscles of mastication

C. muscles of the tongue

Which of the following is the best choice that identifies the myotomes from which many of the flexor muscles of the upper limb are derived?

A. Post-otic myotomes

B. Pre-otic myotomes

C. Lumbar myotomes

D. Thoracic myotomes

D. Thoracic myotomes

Which of the following are derivatives of the somatic mesoderm of the lateral plate?

A. Smooth muscle of blood vessels

B. Cardiac muscle

C. Skeletal muscle of the thorax

D. Skeletal muscles of the abdominal wall

A. Smooth muscle of blood vessels

Which of the following statements regarding torticollis is false?

A. Patients can present with a head tilt and slight rotation of the head.

B. It involves the sternocleidomastoid muscle.

C. There is only a congenital form of torticollis.

D. Torticollis can also be known as "Wryneck".

C. There is only a congenital form of torticollis.

The extrinsic muscles of the eye are derived from which of the following structures?

A. Pre-otic myotomes

B. Occipital myotomes

C. Pharyngeal arch mesoderm

D. Post-otic myotomes

A. Pre-otic myotomes

T/F: The extensors of the upper limb are considered hypaxial muscles.

True

Unilaterally contracting the right sternocleidomastoid muscle would create which of the following actions?

A. flexion of the head

B. rotation of the head to the left

C. lateral flexion of the head to the left

D. rotation of the head to the right

B. rotation of the head to the left

The muscles of the body wall and limb muscles (hypaxial muscles) are innervated by which of the following?

A. the posterior ramus of a spinal nerve

B. olfactory nerves

C. the dorsal ramus of a spinal nerve

D. the ventral ramus of a spinal nerve

D. the ventral ramus of a spinal nerve

Unilaterally contracting the left sternocleidomastoid muscle would create which of the following actions?

A. rotation of the head to the right

B. rotation of the head to the left

C. lateral flexion of the head to the right

D. flexion of the head

A. rotation of the head to the right

Which of the following muscles will depress the mandible? (MARK ALL CORRECT ANSWERS)

A. digastric

B. masseter

C. medial pterygoid

D. geniohyoid

E. lateral pterygoid

A. digastric

D. geniohyoid

The deep/intrinsic (epaxial) muscles of the back are innervated by which of the following?

A. cranial nerves

B. the dorsal ramus of a spinal nerve

C. the ventral ramus of a spinal nerve

D. the anterior ramus of a spinal nerve

B. the dorsal ramus of a spinal nerve

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

suboccipital

Which of the following muscles do not attach to the atlas?

A. obliquus capitis superior

B. rectus capitis posterior major

C. obliquus capitis inferior

D. rectus capitis posterior minor

B. rectus capitis posterior major

Which of the following is the insertion point for the serratus anterior muscle?

A. anterior aspect of the vertebral border of the scapula

B. posterior aspect of the axillary border of the scapula

C. anterior aspect of the axillary border of the scapula

D. posterior aspect of the vertebral border of the scapula

A. anterior aspect of the vertebral border of the scapula

Which of the following creates the medial border of the triangle of auscultation?

A. the rhomboid major muscle

B. the lateral border of the trapezius muscle.

C. the vertebral border of the scapula.

D. the latissimus dorsi muscle

B. the lateral border of the trapezius muscle.

Which of the following muscles' tendons make up the radial (lateral) border of the anatomical snuff box? (MARK ALL CORRECT ANSWERS)

A. extensor pollicis brevis

B. flexor pollicis longus

C. extensor pollicis longus

D. abductor pollicis longus

A. extensor pollicis brevis

D. abductor pollicis longus

Which of the following structures can be found within the anatomical snuff box? (MARK ALL CORRECT ANSWERS)

A. base of the first metacarpal

B. radial artery

C. trapezium bone

D. median nerve

E. scaphoid bone

A. base of the first metacarpal

B. radial artery

C. trapezium bone

E. scaphoid bone

Which of the following structures pass through the carpal tunnel? (MARK ALL CORRECT ANSWERS)

A. the tendon of the palmaris longus muscle

B. the tendons of the flexor digitorum superficialis muscle

C. the median nerve

D. the tendon of the flexor pollicis longus muscle

E. the tendons of the flexor digitorum profundus muscles

B. the tendons of the flexor digitorum superficialis muscle

C. the median nerve

D. the tendon of the flexor pollicis longus muscle

E. the tendons of the flexor digitorum profundus muscles

Regarding the groups of muscles listed below, which of these groups of muscles all share a common action?

A. tibialis posterior, peroneus longus, and peroneus tertius

B. serratus anterior, pectoralis major, and brachioradialis

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

D. deltoid, coracobrachialis, and brachialis

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

T/F: The flexor digitorum superficialis muscle will flex the phalanges of digits 2 through 5 at the distal interphalangeal joints.

False

Which of the following muscles have an origin point on the scapula? (MARK ALL CORRECT ANSWERS)

A. supraspinatus

B. trapezius

C. deltoid

D. serratus anterior

A. supraspinatus

C. deltoid

The dorsal scapular nerve innervates which of the following muscles?

A. subscapularis and teres major

B. the rhomboid muscles (minor and major) and levator scapulae

C. sternocleidomastoid and trapezius

D. supraspinatus and infraspinatus

B. the rhomboid muscles (minor and major) and levator scapulae

Which of the following answer choices best describe actions performed by the latissimus dorsi muscle?

A. flexion, lateral (external) rotation, and abduction of the arm

B. medial rotation of the arm only

C. adduction, extension, and medial (internal) rotation of the arm

D. flexion of the arm only

C. adduction, extension, and medial (internal) rotation of the arm

Which of the following muscles originate from a transverse process, then insert onto a spinous process 2 to 4 (or 2 to 5) vertebral segments superior to its origin?

A. intertransversarii

B. long rotatores (rotator)

C. multifidus

D. short rotatores (rotator)

C. multifidus

Which of the following statements are true?

A. The transversospinalis muscle group includes splenius capitis.

B. Intrinsic back muscles include the trapezius and latissimus dorsi muscles.

C. The intermediate intrinsic back muscles include the erector spinae muscles.

D. Semispinalis capitis is considered a superficial intrinsic back muscle

C. The intermediate intrinsic back muscles include the erector spinae muscles.

Which of the following is considered a superficial intrinsic back muscle?

A. splenius capitis

B. semispinalis capitis

C. rotatores

D. multifidus

A. splenius capitis

Which of the following choices lists a pair of muscles that are both dually innervated?

A. pectoralis minor and serratus anterior

B. subscapularis and pectoralis minor

C. pectoralis minor and pectoralis major

D. pectoralis major and subscapularis

D. pectoralis major and subscapularis

Which of the following muscles are included in the rotator cuff muscle group? (MARK ALL CORRECT ANSWERS)

A. supraspinatus

B. teres major

C. infraspinatus

D. subscapularis

A. supraspinatus

C. infraspinatus

D. subscapularis

The deltoid muscle can perform which of the following actions? (MARK ALL CORRECT ANSWERS)

A. abduction of the arm

B. adduction of the arm

C. extension of the arm

D. medial rotation of the arm

E. flexion of the arm

A. abduction of the arm

C. extension of the arm

D. medial rotation of the arm

E. flexion of the arm

Which of the following choices identifies the tendons that pass through the 1st compartment of the extensor retinaculum?

A. the tendon of extensor pollicis longus

B. the tendons of abductor pollicis longus and extensor pollicis brevis

C. the tendons of extensor digitorum and extensor indicis

D. the tendons of extensor carpi radialis longus and extensor carpi radialis brevis

B. the tendons of abductor pollicis longus and extensor pollicis brevis

Which of the following choices identifies the tendons that pass through the 2nd compartment of the extensor retinaculum?

A. the tendons of abductor pollicis longus and extensor pollicis brevis

B. the tendon of extensor pollicis longus

C. the tendons of extensor carpi radialis longus and extensor carpi radialis brevis

D. the tendons of extensor digitorum and extensor indicis

C. the tendons of extensor carpi radialis longus and extensor carpi radialis brevis

Which of the following choices identifies the tendons that pass through the 5th compartment of the extensor retinaculum?

A. the tendons of extensor carpi radialis longus and extensor carpi radialis brevis

B. the tendons of extensor digitorum and extensor indicis

C. the tendon of extensor carpi ulnaris

D. the tendon of extensor digiti minimi

D. the tendon of extensor digiti minimi

Which of the following muscles can perform supination of the forearm? (MARK ALL CORRECT ANSWERS)

A. triceps brachii

B. brachialis

C. biceps brachii

D. supinator

C. biceps brachii

D. supinator

The triceps brachii muscle can perform which of the following actions? (MARK ALL CORRECT ANSWERS)

A. adduction of the arm at the shoulder joint

B. extension of the forearm at the elbow joint

C. abduction of the arm at the shoulder joint

D. extension of the arm at the shoulder joint

A. adduction of the arm at the shoulder joint

B. extension of the forearm at the elbow joint

D. extension of the arm at the shoulder joint

Which of the following muscles attach to the coracoid process of the scapula? (MARK ALL CORRECT ANSWERS)

A. pectoralis minor

B. short head of the biceps brachii

C. coracobrachialis

D. long head of the biceps brachii

A. pectoralis minor

B. short head of the biceps brachii

C. coracobrachialis

The biceps brachii muscle can perform which of the following actions? (MARK ALL CORRECT ANSWERS)

A. flexion of the forearm at the elbow joint

B. flexion of the arm at the shoulder joint

C. abduction of the arm at the shoulder joint

D. supination of the forearm at the radioulnar joint

A. flexion of the forearm at the elbow joint

B. flexion of the arm at the shoulder joint

D. supination of the forearm at the radioulnar joint

Which of the following choices is an action performed by the serratus anterior muscle?

A. retraction (adduction) of the scapula

B. elevation of the scapula

C. protraction (abduction) of the scapula

D. flexion of the arm

C. protraction (abduction) of the scapula

Which of the following muscles insert onto the greater tubercle of the humerus? (MARK ALL CORRECT ANSWERS)

A. supraspinatus

B. teres minor

C. infraspinatus

D. subscapularis

A. supraspinatus

B. teres minor

C. infraspinatus

Which of the following muscles do not share the same origin as the other muscles listed?

A. flexor carpi radialis

B. brachioradialis

C. pronator teres

D. flexor carpi ulnaris

B. brachioradialis

Which of the following muscles are innervated by the median nerve? (MARK ALL CORRECT ANSWERS)

A. supinator

B. pronator quadratus

C. pronator teres

D. brachialis

B. pronator quadratus

C. pronator teres

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

A. abduction of the hand at the wrist

B. flexion of the hand at the wrist

C. ulnar deviation of the hand at the wrist

D. adduction of the hand at the wrist

A. abduction of the hand at the wrist

Which of the following muscles attach to both the atlas and the axis?

A. obliquus capitis inferior

B. rectus capitis posterior minor

C. obliquus capitis superior

D. rectus capitis posterior major

A. obliquus capitis inferior

Which of the following muscles is technically not one of the borders of the suboccipital triangle?

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 identifies the innervation of the brachialis muscle?

A. the axillary nerve and the ulnar nerve

B. the radial nerve and the median nerve

C. the median nerve and the ulnar nerve

D. the musculocutaneous nerve and the radial nerve

D. the musculocutaneous nerve and the radial nerve

The lower subscapular nerve innervates which of the following muscles?

A. supraspinatus and infraspinatus

B. subscapularis and teres major

C. the rhomboid muscles (major and minor) and levator scapulae

D. sternocleidomastoid and trapezius

B. subscapularis and teres major

The trapezius muscle cannot perform which of the following actions?

A. protraction (abduction) of the scapula

B. elevation of the scapula

C. retraction (adduction) of the scapula

D. depression of the scapula

A. protraction (abduction) of the scapula

Which of the following choices places the erector spinae muscles in correct order from medial to lateral?

A. iliocostalis, longissimus, spinalis

B. spinalis, longissimus, iliocostalis

C. longissimus, iliocostalis, spinalis

D. longissimus, spinalis, iliocostalis

B. spinalis, longissimus, iliocostalis

Which of the following muscles do not attach to the mastoid process of the temporal bone?

A. semispinalis capitis

B. posterior belly of digastric

C. splenius capitis

D. longissimus capitis

A. semispinalis capitis

Which of the following muscles are not included in the transversospinalis muscle group?

A. semispinalis capitis

B. multifidus

C. splenius capitis

D. rotatores

C. splenius capitis

Which of the following muscles originate from the coracoid process of the scapula? (MARK ALL CORRECT ANSWERS)

A. pectoralis minor

B. short head of the biceps brachii

C. coracobrachialis

D. long head of the biceps brachii

B. short head of the biceps brachii

C. coracobrachialis

Which of the following structures pass through the carpal tunnel? (MARK ALL CORRECT ANSWERS)

A. the tendon of the flexor pollicis longus muscle

B. the tendons of the flexor digitorum superficialis muscle

C. the tendons of the flexor digitorum profundus muscles

D. the median nerve

E. the tendon of the palmaris longus muscle

A. the tendon of the flexor pollicis longus muscle

B. the tendons of the flexor digitorum superficialis muscle

C. the tendons of the flexor digitorum profundus muscles

D. the median nerve

Which of the following muscles insert onto the base of the 2nd metacarpal and/or 3rd metacarpal? (MARK ALL CORRECT ANSWERS)

A. flexor carpi ulnaris

B. flexor carpi radialis

C. extensor carpi radialis longus

D. extensor carpi radialis brevis

B. flexor carpi radialis

C. extensor carpi radialis longus

D. extensor carpi radialis brevis

Which of the following muscles insert onto the coronoid process of the ulna?

A. triceps brachii

B. biceps brachii

C. anconeus

D. brachialis

D. brachialis

Which of the following muscles insert onto the coracoid process of the scapula?

A. coracobrachialis

B. pectoralis minor

C. long head of biceps brachii

D. short head of biceps brachii

B. pectoralis minor

Which of the following muscles insert onto the scapula? (MARK ALL CORRECT ANSWERS)

A. serratus anterior

B. deltoid

C. supraspinatus

D. trapezius

A. serratus anterior

D. trapezius

The suprascapular nerve innervates which of the following muscles?

A. sternocleidomastoid and trapezius

B. the rhomboid muscles (major and minor) and levator scapulae

C. supraspinatus and infraspinatus

D. subscapularis and teres major

C. supraspinatus and infraspinatus

The dorsal scapular nerve innervates which of the following muscles?

A. sternocleidomastoid and trapezius

B. the rhomboid muscles (minor and major) and levator scapulae

C. subscapularis and teres major

D. supraspinatus and infraspinatus

B. the rhomboid muscles (minor and major) and levator scapulae

Which of the following nerves innervate the serratus anterior muscle?

A. long thoracic nerve

B. axillary nerve

C. thoracodorsal nerve

D. lower subscapular nerve

A. long thoracic nerve

Which of the following choices identifies the tendons that pass through the 4th compartment of the extensor retinaculum?

A. the tendons of extensor carpi radialis longus and extensor carpi radialis brevis

B. the tendons of abductor pollicis longus and extensor pollicis brevis

C. the tendon of extensor pollicis longus

D. the tendons of extensor digitorum and extensor indicis

D. the tendons of extensor digitorum and extensor indicis

Which of the following choices identifies the tendons that pass through the 3rd compartment of the extensor retinaculum?

A. the tendon of extensor pollicis longus

B. the tendons of extensor digitorum and extensor indicis

C. the tendons of abductor pollicis longus and extensor pollicis brevis

D. the tendons of extensor carpi radialis longus and extensor carpi radialis brevis

A. the tendon of extensor pollicis longus

Which of the following muscles has a tendinous inscription imbedded within its belly?

A. sternocleidomastoid

B. splenius capitis

C. transverse abdominis

D. semispinalis capitis

D. semispinalis capitis

Which of the following statements are true?

A. Semispinalis capitis is considered a superficial intrinsic back muscle.

B. Intrinsic back muscles include the trapezius and latissimus dorsi muscles.

C. The intermediate intrinsic back muscles include the erector spinae muscles.

D. The transversospinalis muscle group includes splenius capitis.

C. The intermediate intrinsic back muscles include the erector spinae muscles.

Which of the following muscles do not actually attach to the skull in any way?

A. obliquus capitis inferior

B. rectus capitis posterior major

C. rectus capitis posterior minor

D. obliquus capitis superior

A. obliquus capitis inferior

Which of the following muscles will laterally rotate the arm at the shoulder joint? (MARK ALL CORRECT ANSWERS)

A. teres minor

B. infraspinatus

C. teres major

D. supraspinatus

A. teres minor

B. infraspinatus

The nerve that innervates the diaphragm is the ______ nerve.

A) Spinal accessory nerve (CN XI)

B) Long thoracic nerve

C) phrenic nerve

D) intercostal nerve

C) phrenic nerve

Which of the following would be classified as a superficial intrinsic back muscle?

A) splenius capitis

B) longissimus capitis

C) semispinalis capitis

D) levator scapulae

A) splenius capitis

Which of the following nerves innervate the levator scapulae muscle?

A) dorsal scapular nerve

B) suprascapular nerve

C) thoracodorsal nerve

D) axillar nerve

A) dorsal scapular nerve

The deltoid muscle can produce all of the following actions except ______.

A) extension of the arm at the shoulder joint

B) adduction of the arm at the shoulder joint

C) abduction of the arm at the glenohumeral joint

D) flexion of the arm at the shoulder joint

B) adduction of the arm at the shoulder joint

MACA: Which of the following muscles are not innervated by the axillary nerve?

A) rhomboid minor

B) teres major

C) deltoid

D) teres minor

A) rhomboid minor

B) teres major

Which of the following do not attach to the mastoid process of the temporal bone?

A) longissimus capitis

B) splenius capitis

C) semispinalis capitis

D) sternocleidomastoid

C) semispinalis capitis

Which of the following is commonly referred to as the most powerful extender of the head and neck?

A) rectus capitis posterior major

B) trapezius

C) semispinalis capitis

D) splenius capitis

C) semispinalis capitis

The trapezius muscle and rhomboid muscles share which of the following actions?

A) depression of the scapula

B) hyperextension of the head and neck

C) retraction of the scapula

D) protraction of the scapula

C) retraction of the scapula