A many-layered epithelium with cuboidal basal cells and flat cells at its surface would be classified as ________
A) simple cuboidal
B) stratified squamous
C) simple squamous
D) transitional
B
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The most important factor in decreasing the intracellular concentration of calcium ion after contraction is
A) active transport of calcium across the sarcolemma. B) active transport of calcium into the sarcoplasmic reticulum. C) active transport of calcium into the synaptic cleft. D) diffusion of calcium out of the cell. E) diffusion of calcium into the sarcoplasmic reticulum.
The means by which a cell transports large molecules out of the cell is called
A) diffusion. B) endocytosis. C) active transport. D) exocytosis. E) phagocytosis.
Emission is defined as __________.
A) failure to achieve ejaculation. B) engorgement of the penis. C) movement of sperm into the urethra. D) movement of sperm out of the penis. E) loss of erection following orgasm.
What effect does thyroid hormone have on the body's metabolic rate?
a) it has no effect b) it increases it c) it decreases it