The tissue phagocytes called macrophages are derived from
a. neutrophils
b. eosinophils
c. basophils
d. lymphocytes
e. monocytes
E
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A multifactorial trait is determined by many environmental factors, but not necessarily
genetic influences. Indicate whether the statement is true or false
Clay offers to pay Dot $50 for a golf lesson for Erin. They agree to meet the day after tomorrow to exchange the cash for the lesson. These parties have
a. a bilateral contract. b. a trilateral contract. c. a unilateral contract. d. no contract.
Histamine increases blood flow and vascular permeability. This would account for all of the following changes that occur during inflammation except
A) redness of the inflamed tissue. B) chemotaxis of phagocytes. C) heat of the inflamed tissue. D) movement of defense proteins and cells into the interstitial space. E) swelling of the inflamed tissue.
Which would result from ingesting a large amount of salt?
A. urine osmolarity would decrease B. atrial natriuretic factor secretion would decrease C. firing by hypothalamic osmoreceptors would decrease D. secretion of atrial natriuretic factor would increase E. secretion of vasopressin would decrease