The study of the structure and function of cells is called ________
A) exploratory physiology
B) cytology
C) radiology
D) gross anatomy
E) comparative physiology
B
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In general, as an artery's diameter decreases, the artery walls show
A. a decrease in the relative amount of smooth muscle and an increase in the relative amount of elastic fibers.
B. an increase in the relative amount of smooth muscle and a decrease in the relative amount of elastic fibers.
C. an increase in relative amounts of smooth muscle and elastic fibers and a decrease in endothelium.
D. a decrease in both smooth muscle and elastic fibers and an increase in areolar connective tissue.
Define dialysis
A) Dialysis is the breakdown of renal epithelial cells due to toxins. B) Dialysis is the process of transplanting a kidney into a person whose kidney are not functioning properly. C) Dialysis is the process of reducing blood pressure by taking diuretics to increase urine volume. D) Dialysis is the process of using an artificial semipermeable membrane to remove wastes and retain plasma proteins in the blood of a person whose kidneys are not functioning properly. E) Dialysis is caused by the backup of urine into the kidneys due to a blockage in the ureter.
The alleles possessed by all members of a population collectively are called the ________.
A. gene pool B. genetic drift C. species DNA D. population DNA E. phenotype
The pseudostratified columnar epithelium of the bronchi in smokers may transform into stratified squamous epithelium. This is an example of ________
A) metaplasia B) atrophy C) differentiation D) hyperplasia E) neoplasia