Human Anatomy 9th Edition By Frederic H. Martini – Test Bank

Chapter 11 The Muscular System: Appendicular Musculature

11.1 Multiple Choice Questions

1) Which of the following statements about the shoulder joint is true?
A) Muscles whose action lines cross the anterior aspect of the shoulder joint are extensors.
B) Muscles whose action lines cross the anterior aspect of the shoulder joint may produce lateral extension.
C) Muscles whose action lines cross the inferior aspect of the shoulder joint may produce extension.
D) Muscles whose action lines cross the posterior aspect of the shoulder joint may produce extension.
E) Muscles whose action lines across the superior aspect of the shoulder joint are adductors.
Answer: D
Learning Outcome: 11.1
Bloom’s Taxonomy: 1-2: Remembering/Understanding

2) The muscles that form the rotator cuff include the ________.
A) supraspinatus, infraspinatus, deltoid, and teres major
B) biceps brachii and deltoid
C) teres minor, infraspinatus, supraspinatus, and subscapularis
D) pectoralis major, pectoralis minor, and subscapularis
E) subclavius, deltoid, and pectoralis minor
Answer: C
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

3) The origin of the deltoid muscle is (the) ________.
A) clavicle
B) scapula
C) humerus
D) vertebral column
E) both the scapula and the clavicle
Answer: E
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

4) The ________ muscle attaches to the radial tuberosity.
A) supinator
B) anconeus
C) biceps brachii
D) brachioradialis
E) None of the answers are correct.
Answer: C
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding
5) Inflammation of the flexor tendon sheath within the wrist area can restrict movement and irritate the ________, resulting in carpal tunnel syndrome.
A) musculocutaneous nerve
B) median nerve
C) ulnar nerve
D) radial nerve
E) axillary nerve
Answer: B
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

6) Which muscle flexes the wrist?
A) supinator
B) palmaris longus
C) pronator teres
D) brachialis
E) anconeus
Answer: B
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

7) The triceps brachii muscle is opposed in extension of the elbow by the antagonistic muscle, ________.
A) brachialis
B) supinator
C) anconeus
D) pronator teres
E) extensor digitorum
Answer: A
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

8) The forearm muscles that provide strength and gross control of the hand and fingers are innervated by the ________.
A) radial, median, and musculocutaneous nerves
B) median, musculocutaneous, and ulnar nerves
C) ulnar, axillary, and median nerves
D) median, radial, and ulnar nerves
E) radial, axillary, and musculocutaneous nerves
Answer: D
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

9) All extensor muscles of the upper limb are innervated by the ________ nerve or a branch of that nerve.
A) median
B) ulnar
C) musculocutaneous
D) axillary
E) radial
Answer: E
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding

10) The action of the rhomboid major muscle is to ________.
A) abduct the scapula
B) adduct and rotate the scapula downward
C) depress and protract the shoulder
D) elevate the scapula
E) elevate and rotate the scapula upward
Answer: B
Learning Outcome: 11.2
Bloom’s Taxonomy: 1-2: Remembering/Understanding