The tissue in which all cells contact the basement membrane, even though some appear (at first glance) to be stacked on top of others, is called ________ columnar epithelium.
Fill in the blank(s) with the appropriate word(s).
pseudostratified
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The term adequate stimulus refers to the intensity of a stimulus developing above a threshold value
Indicate whether the statement is true or false
A patient has been receiving immunosuppressive doses of glucocorticoids for 6 months. At the end of this therapy, the dose of the hormone must be slowly tapered down over a period of weeks. This is due to:
A. adrenal atrophy B. pituitary hypertrophy C. upregulation of glucocorticoid receptors D. elevated ACTH levels E. increased circulating CBG levels
Some of these cells become plasma cells that can produce antibodies.
A. Monocytes B. Eosinophils C. Neutrophils D. Lymphocytes
Assume that the transport of a particular amino acid across the plasma membrane is observed (1 ) to occur only down its concentration gradient and (2 ) to slow when a similar amino acid is added to the extracellular fluid. The movement of the amino acid
through the membrane is most likely by A) osmosis. B) diffusion. C) facilitated diffusion. D) active transport. E) pinocytosis.