Upper Limb Anatomy Set 1

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Anatomy (Upper Limb Set 1)

MCQ

1 / 25

Which of the following is actually a lateral cutaneous branch of an intercostal nerve, innervating the skin of the medial surface of the arm?

A) superior lateral cutaneous nerve of the arm

B) medial cutaneous nerve of the arm

C) lateral pectoral nerve

D) intercostobrachial nerve

E) inferior lateral cutaneous nerve of the arm

2 / 25

Which of the following best describes the action
of the pectoralis minor?

A) rotates scapula

B) anchors and depresses clavicle

C) adducts and medially rotates humerus

D) stabilizes scapula by drawing it inferiorly and anteriorly against thoracic wall

E) flexes humerus

3 / 25

Which of the following is innervated by the
dorsal scapular nerve?

A) supraspinatus

B) rhomboid major and minor

C) serratus anterior

D) erector spinae

E) subscapularis

4 / 25

Which of the following is true in respect to the
scapula?

A) The spine of the scapula continues laterally as the coracoid process.

B) The lateral surface of the scapula forms the glenoid cavity.

C) The scapula is fastened securely to the thoracic cage at the scapulothoracic joint.

D) The acromion is superior to the glenoid cavity and projects anterolaterally.

E) The acromioclavicular joint represents the true shoulder joint.

5 / 25

What muscles are necessary to raise the arm
above the shoulder?

A) first the serratus anterior, next the deltoid, and then the supraspinatus

B) first the deltoid, next the serratus anterior, and then supraspinatus

C) first the deltoid, next the supraspinatus, and then the serratus anterior

D) first the supraspinatus, next the serratus anterior, and then the deltoid

E) first the supraspinatus, next the deltoid, and then the serratus anterior

6 / 25

Which of the following is NOT included in the
condyle of the humerus?

A) radial, coronoid, and olecranon fossae

B) capitulum

C) epicondyles

D) trochlea

E) greater tubercle

7 / 25

All of the following are medial rotators of the
arm EXCEPT

A) latissimus dorsi

B) teres major

C) infraspinatus

D) subscapularis

E) anterior part of deltoid

8 / 25

The trapezius attaches to which of the following regions of the clavicle?

A) lateral one-third of the clavicle

B) subclavian groove

C) conoid tubercle

D) trapezoid line

E) quadrangular tubercle

9 / 25

Which of the following is most correct?

A) The first part of the axillary artery lies posterior to the pectoralis minor.

B) The thoracoacromial artery supplies the pectoral muscles, axillary lymph nodes, and most importantly the lateral part of the mammary gland in women.

C) The subscapular artery arises from the third part of the axillary artery and contributes to blood supply of muscles near the scapula and humerus.

D) The lateral thoracic artery divides into four branches, the acromial, deltoid, pectoral, and clavicular.

E) The second part of the axillary artery typically contains two branches—the thoracoacromial artery and the superior thoracic artery.

10 / 25

Which of the following is NOT contained in the
axilla?

A) lymph nodes

B) axillary nerve

C) lymph nodes

D) trunks and divisions of the brachial plexus

E) axillary blood vessels

11 / 25

Which rotator cuff muscle does NOT rotate the
humerus?

A) teres major

B) infraspinatus

C) teres minor

D) supraspinatus

E) subscapularis

12 / 25

Which of the following is NOT correct?

A) The brachial plexus is formed by the union of the ventral rami of C5 through T1.

B) The roots of the brachial plexus and the subclavian artery pass through the gap between the anterior and middle scalene muscles.

C) The cords of the brachial plexus surround the brachial artery.

D) Gray rami contribute sympathetic fibers to each root.

E) Each of the three trunks of the brachial plexus divide into anterior and posterior divisions.

13 / 25

Which of the following is true regarding the
quadrangular space?

A) It is bounded superiorly by the teres major

B) It is bounded inferiorly by the subscapularis and teres minor.

C) Brachial plexus herniations occur here.

D) It is bounded medially by the humerus and laterally by the long head of the triceps.

E) It contains the posterior circumflex humeral artery and the axillary nerve

14 / 25

Which of the following is true in respect to the
trapezius?

A) Its superior fibers retract the scapula

B) Its superior and inferior fibers act together in rotating the scapula on the thoracic wall.

C) It is innervated by the dorsal scapular nerve.

D) Its middle fibers elevate the scapula.

E) Its inferior fibers retract the scapula.

15 / 25

Which of the following is NOT true in respect
to the ulna and radius?

A) The head of the ulna lies distally, whereas the head of the radius articulates with the humerus

B) The ulnar styloid process is much larger than the radial styloid process and extends farther distally

C) The brachialis attaches to the tuberosity of the ulna.

D) The ulna is medial to the radius in the anatomical position.

E) The bodies of these bones are firmly bound together by the interosseous membrane.

16 / 25

Which of the following muscles attaches to the
coracoid process of the scapula?

A) pectoralis major

B) subclavius

C) triceps brachii

D) pectoralis minor

E) brachialis

17 / 25

Which of the following is NOT a supraclavicular branch of the brachial plexus?

A) lateral pectoral nerve

B) suprascapular nerve

C) nerve to the subclavius

D) long thoracic nerve

E) dorsal scapular nerve

18 / 25

The axillary nerve innervates which of the following muscles?

A) teres major

B) teres minor

C) subscapularis

D) coracobrachialis

E) levator scapulae

19 / 25

Which of the following is true regarding the
carpus?

A) The lunate articulates with the ulna and is broader anteriorly than posteriorly

B) It is composed of seven bones.

C) The triquetrum articulates proximally with the articular disc of the distal radioulnar joint.

D) The scaphoid articulates proximally with the ulna and has a tubercle.

E) The pisiform lies on the palmar surface of the trapezium.

20 / 25

A patient is asked to place the hands posteriorly
on the hips and to push the elbows posteriorly
against resistance. Which muscle is being tested?

A) levator scapulae

B) latissimus dorsi

C) trapezius

D) serratus anterior

E) rhomboid

21 / 25

Which of the following describes the correct
order of the distal row of carpals from lateral to
medial?

A) trapezoid, trapezium, capitate, hamate

B) trapezium, trapezoid, capitate, hamate

C) trapezium, triquetrum, capitate, hamate

D) triquetrum, trapezoid, capitate, hamate

E) scaphoid, lunate, triquetrum, pisiform

22 / 25

Which of the following is NOT true regarding
the clavicle?

A) Its medial end is enlarged where it attaches to the sternum.

B) The medial two-thirds of the shaft are convex anteriorly.

C) The clavicle is a “long bone” that has no medullary cavity.

D) Its lateral end is flat where it articulates with the humerus

23 / 25

Which of the following is NOT a branch of the
radial nerve?

A) superior lateral cutaneous nerve of the arm

B) posterior cutaneous nerve of the arm

C) posterior interosseous nerve

D) posterior cutaneous nerve of the forearm

E) inferior lateral cutaneous nerve of the arm

24 / 25

Which of the following is NOT an anterior thoracoappendicular muscle?

A) subclavius

B) deltoid

C) serratus anterior

D) pectoralis major

E) pectoralis minor

25 / 25

Which of the following is an extrinsic shoulder
muscle?

A) deltoid

B) teres minor

C) supraspinatus

D) teres major

E) levator scapulae

Your score is

The average score is 14%

Upper Limb Anatomy Set 1

Upper Limb Anatomy Set 1

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