The median nerve
A) arises from the medial cord of the brachial plexus.
B) arises from the posterior cord of the brachial plexus.
C) arises from both the medial and lateral cords of the brachial plexus.
D) innervates the pronators of the forearm.
E) All of the answers are correct.
C) arises from both the medial and lateral cords of the brachial plexus.
You might also like to view...
When a skeletal muscle generates enough force during contraction to shorten,
A) only the sarcomere will shorten. B) the sarcomere, the A band and the I band will shorten. C) only the A band will shorten. D) only the I band will shorten. E) the sarcomere and the I band will shorten.
In birds, the ________________________________________ is the rectal opening into the cloaca
Fill in the blank(s) with correct word
Thyroxine (T4)
a. is formed by coupling one MIT and one DIT within the colloid b. is produced by the C cells of the thyroid gland c. is usually converted to T3 in the liver and kidneys d. inhibits thyroid-stimulating immunoglobulin in negative-feedback fashion e. is more potent than tri-iodothyronine
Which of the following correctly describes water movement across the epithelial cells lining the collecting duct?
A) Water can permeate the lipid bilayer at all times. B) Water can permeate the phospholipid bilayer only in the presence of aldosterone. C) Water can permeate the apical membrane through aquaporin-2 and the basolateral membrane through aquaporin-3, but aquaporin-2 is only present in the presence of ADH. D) Water can permeate the basolateral membrane through aquaporin-2 and the apical membrane through aquaporin-3, but aquaporin-2 is only present in the presence of aldosterone. E) Water can permeate the phospholipid bilayer only in the presence of ADH.