A bundle of parallel axons in the CNS is called a ________; while in the PNS a bundle of axons is called a ________.
A. tract; nerve
B. nucleus; ganglion
C. dendrite; axon
D. nerve; tract
Answer: A
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__________ play an important role in cell division, and they are made of __________.
A. Mitochondria; microtubules B. Ribosomes; intermediate filaments C. Nucleoli; microfilaments D. Centrioles; microtubules E. Inclusions; centrosomes
Which of the following categories of hypertension drugs lower blood pressure by blocking formation of angiotensin II, which results in vasodilation and decreased aldosterone secretion?
a) Diuretics b) ACE inhibitors c) Beta blockers d) Calcium channel blockers e) Anabolic steroids
Which of the following exemplifies the antagonistic effects of the two divisions of the ANS?
A. Blood clotting B. Blood flow to skeletal muscles C. Sweating D. Erection of the hair E. Intestinal motility
Metabolic intermediates use ________ bonds to transfer energy to the high-energy bonds of ATP, NADH, FADH2 or NADPH.
Fill in the blank(s) with the appropriate word(s).