【单选题】Regarding the radial nerve, which is true?
A.
It arises from the medial cord of the brachial plexus.
B.
It lies to the medial side of the brachial artery.
C.
It has no branches in the arm .
D.
It is easily injured when the fracture of the surgical neck of humerus.
E.
It runs posteriorly with the deep brachial artery
【单选题】Regarding the descriptions of macrophages, the correct one is( )
B.
containing a large number of heterochromatic granules
C.
containing a large amount of lysosomes
D.
can produce immunoglobulin
【单选题】Regarding the radial nerve, which is true?
A.
It runs posteriorly with the deep brachial artery
B.
It lies to the medial side of the brachial artery
C.
It has no branches in the arm
D.
It is easily injured when the fracture of the surgical neck of humerus
【多选题】Regarding the superficial palmar arch, the right descriptions include
A.
It is formed by the anastomosis of the terminal part of the ulnar artery with the superficial palmar branch of the radial artery
B.
It is covered by the palmar aponeurosis
C.
It lies on the flexor tendons of the fingers
D.
It gives off three common palmar digital arteries