Supination of the hand and forearm would be diminished by loss of radial nerve function. But one very powerful supinator would remain intact and unaffected, namely:
Anonymous Quiz
9%
a.Brachialis
11%
b.Brachioradialis
55%
c.Biceps brachi
3%
d.Flexor carpi radialis
22%
e. Supinator
🤔5
The pulse of the radial artery at the wrist is felt immediately lateral to which tendon?
Anonymous Quiz
21%
a. Abductor pollicis longus.
27%
b.Extensor pollicis longus.
19%
c.Palmaris longus
18%
d.Flexor carpi radial
14%
e.Flexor digitorum profundus
👏1🤔1
If the medial epicondyle of the humerus is fractured and the nerve passing dorsal to it is injured, which muscle would be most effected ?
Anonymous Quiz
12%
a.Extensor carpi ulnaris
8%
b.Extensor digitorum
64%
c.Flexor carpi ulnaris
9%
d.Flexor digitorum profundus
7%
e.Flexor digitorum superficialis
The TRUE statement about the posterior compartment of arm is:
Anonymous Quiz
11%
a.it receives its motor supply from the median nerve
56%
b.it contains the profunda brachii artery and radial ners
13%
c. It contains a single elbow flexor
11%
d.its major artery is the brachial
8%
e.it contains the ulnar artery in its distal part
What muscle is innervated by branches of both the median and ulnar nerves?
Anonymous Quiz
2%
a. Flexor carpi ulnaris
4%
b.Pronator quadratus
2%
c.Flexor pollicis longus.
7%
d. Flexor digitorum superficialis
85%
e. Flexor digitorum profundus
Development of "tennis elbow" (lateral epicondylitis) involves the origin of which muscle?
Anonymous Quiz
5%
a.Abductor pollicis longus.
27%
b.Anconcus
17%
c.Brachioradialis
46%
d.Extensor carpi radialis brevis
5%
e.Triceps brachii
The anterior interosseous is a branch of which nerve?
Anonymous Quiz
5%
a.Axillary.
72%
b.Median.
11%
c.Musculocutaneous
6%
d.Radial.
6%
e.Ulnar
👍1
Abduction of the humerus is initiated by:
Anonymous Quiz
3%
a. Trapezius
6%
b. Infraspinatus
37%
c. Deltoid
4%
d.Pectoralis minor.
50%
e.Supraspinatus
Muscles having an intracapsular tendon:
Anonymous Quiz
5%
a.Coracobrachialis
9%
b. Short head of biceps
19%
c.long head of triceps
56%
d.long head of biceps.
10%
e.None of the above.
👏3👍1
The lateral cutaneous nerve of the forearm is derived from the nerve:
Anonymous Quiz
4%
a. Ulnar.
11%
b.Median
55%
c.Musculocutaneous
25%
d.Radial
6%
e.Axillary
👍1
An important supinator muscle:
Anonymous Quiz
3%
a.Brachialis
41%
b. Biceps brachii.
50%
c. Supinator
5%
d. Brachioradialis
1%
e. Flexor carpi radialis
Which of the following muscles does NOT rotate the arm medially (or internally)?
Anonymous Quiz
14%
a. subscapularis
11%
b.latissimus dorsi
59%
c. supraspinatus
4%
d. pectoralis major
11%
e. anterior fibers of the deltoid
Which of these muscles has a double innervation?
Anonymous Quiz
3%
a. pronator teres
30%
b. flexor digitorum profundus
6%
c. brachialis
7%
d. a and c
55%
e. b and c
The nerve most likely to be injured in fractures of the medial epicondyle is the
Anonymous Quiz
72%
a. ulnar
7%
b. radial.
1%
c.axillary
18%
d. median.
1%
e. musculocutaneous
The function of the posterior interosseous nerve is:
Anonymous Quiz
8%
a. Motor to the brachioradialis
63%
b. Motor to the extensor carpi ulnaris
9%
c. parasympathetic to the dorsum of the forearm
4%
d. Sensory from the wrist joint
16%
e. Sensory from the dorsum of the forearm
Vein which pierces the clavipectoral fascia:
Anonymous Quiz
13%
a. Basilic
16%
b. Lateral pectoral
9%
c. Internal thoracic
13%
d Axillary
50%
e. Cephalic
Branch of the axillary artery:
Anonymous Quiz
16%
a. Suprascapular
9%
b. Transverse cervical
28%
c. lateral thoracic
5%
d. Internal thoracic
43%
e. Nutrient artery to humerus
Origin from lateral cord of brachial plexus:
Anonymous Quiz
6%
a. Ulnar nerve
14%
b. lateral cutaneous nerve of forearm
3%
c. Axillary nerve
75%
d. Musculocutaneous nerve
3%
e. Suprascapular nerve
The humerus may he rotated laterally by
Anonymous Quiz
6%
a. Subscapularis
15%
b. Supraspinatus
6%
c. Pectoralis major
45%
d. Deltoid
28%
e.None of the above
The muscle pair responsible for abducting the humerus to a right angle:
Anonymous Quiz
10%
a. Deltoid and subscapularis
80%
b.Deltoid and supraspinatus
1%
c. Supraspinatus and subscapularis
7%
d. Deltoid and teres major
2%
e. Teres major and subscapularis