01.Regarding pronator
teres which of the following statements is correct?
a)
It forms
the lateral border of the cubital fossa
b)
It arises
from the coronoid process and lateral epicondyle.
c)
The Median
nerve passes deep to both heads
d)
It’s medial
border forms the medial boundary of the cubital fossa
e)
It is the
most lateral of the superficial flexors of the forearm
02.Regarding the radial
nerve which statement is incorrect?
a)
It passes
anterior to the lateral epicondyle of the humerus
b)
Injury to
the radial nerve from fracture of the shaft of the humerus will result in wrist
drop
c)
Injury to
the deep radial nerve in the mid forearm will prevent extension only at the
MCPJs
d)
Sensory
loss from injury to the superficial radial nerve will usually result in loss of
sensation over the entire thumb
e)
It is the
larger terminal branch of the posterior cord of the brachial plexus
03.Regarding the blood
supply of the forearm
a)
The radial
artery is the larger of the terminal branches of the brachial artery
b)
The radial
artery runs under brachialis as it leaves the cubital fossa
c)
The radial
artery has just one named branch proximal to the carpal braches
d)
Ligation
of the radial artery at its origin will significantly reduce blood flow through
the posterior interosseous artery.
e)
The radial
artery has no involvement in the elbow anastomotic network
04The median nerve
a)
Supplies
flexor carpi ulnaris and half of flexor digitorum profundis
b)
Gives rise
to most of its braches in the upper arm
c)
Gives rise
to the common interosseous nerve which divides anterior to the radial head
d)
May be
compressed between the two heads of pronator teres
e)
Enters
cubital fossa lateral to the brachial artery
Answers
1) E
2) D
3) C
4) D
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