ECF volume is directly dependent on the total quantity of which of the following salts in the body?
a. salts of potassium
b. salts of sodium
c. salts of calcium
d. salts of magnesium
e. all of these equally.
B
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Besides the supinator, which other muscle is a powerful supinator of the forearm?
A. Pronator teres B. Pronator quadratus C. Triceps brachii D. Brachialis E. Biceps brachii
Fibrocartilage is also known as gristle
Indicate whether the statement is true or false
What is the most common cause of partial hearing loss (neural presbycusis)?
a. exposure to loud noises over 150 dB b. degenerative wearing out of hair cells c. rupture of the eardrum d. middle ear infections e. organ of Corti defect
Tubular reabsorption
a. involves the movement of substances from the peritubular capillaries into the tubular fluid. b. involves the movement of substances from the tubular fluid into the peritubular capillaries. c. is considered to be active if any one of the five steps of transepithelial transport is active. d. both (a) and (c) above. e. both (b) and (c) above.