In the process of urine formation, first
A. filtrate is formed, then tubular fluid, then urine.
B. tubular fluid is formed, then filtrate, then urine.
A
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What do nicotinic receptors bind?
A. Epinephrine B. Norepinephrine C. Dopamine D. Acetylcholinesterase E. Acetylcholine
Which of the following structures is NOT found in the renal cortex?
A. Glomerular capsule B. Distal convoluted tubule C. Proximal convoluted tubule D. Loop of Henle
Two glands are especially noted for regressing after childhood, namely
a. the thymus and pineal. b. the anterior and posterior pituitary. c. the adrenal cortex and medulla. d. the thymus and thyroid. e. the thyroid and parathyroids.
What is the average respiratory rate under resting conditions for most people?
a. 7 breaths per minute b. 9 breaths per minute c. 12 breaths per minute d. 16 breaths per minute e. 20 breaths per minute