A graph of an EPSP would plot time against a voltage trace that would resemble
A. a hill where the high point approaches the threshold value.
B. a hill where the high point is the farthest away from the threshold value.
C. a valley where the low point approaches the threshold value.
D. a valley where the low point is the farthest away from the threshold value.
A
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Cilia and flagella contain nine pairs of ________ surrounding a central pair
A) microvilli B) microfilaments C) microsomes D) microtubules E) intermediate filaments
The epithelium of the seminiferous tubules consists of
A) interstitial cells and sustentacular cells. B) adipose cells and chondrocytes. C) spermatogenic cells and sustentacular cells. D) spermatogonia and spermatids.
Which cells in the distal and collecting tubules are responsible for regulating acid-base balance?
a. peripheral cells b. principal cells c. intercalated cells d. goblet cells e. Henle cells
The middle, muscular portion of the heart wall is referred to as the
a. endocardium. b. myocardium. c. myometrium. d. endometrium. e. myoma.