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45) Recessive alleles are best defined as ________. A) a deleterious or disease-causing allele B) a weakened or attenuated allele C) an allele only expressed when the allele is homozygous D) the least frequently expressed allele in a given population  

Match the following:   A) Site of aldosterone action. B) Blood supply containing substances too large to be filtered. C) Blood vessel in between capillary plexuses of the portal system. D) Site where filtrate is first formed.

Match the following:   A) Radiation B) Evaporation C) Convection D) Conduction

Match the following:   A) Ketogenesis B) Lipogenesis C) Lipolysis D) Beta oxidation

72) The primary reason elderly people should decrease their caloric intake is that ________. A) muscle mass and metabolism decline with age B) their appetite begins to diminish C) they have a higher metabolic rate and do not need large amounts of food D) they spend most of the day at rest, and their food will quickly turn to fat  

25)  The renal _____________ is continuous with the ureter. A)  glomerulus B)  medulla C)  pelvis D)  cortex

56) It is important to ensure that your diet is adequately rich in vitamins because ________. A) vitamins provide protection against the common cold B) very few foods contain vitamins C) most vitamins are coenzymes needed to help the body utilize essential nutrients D) all vitamins are water soluble and pass out of the body too quickly to ensure utilization  

21) Primary effects of estrogen in the female include ________. A) increased oiliness of the skin B) deepening of the voice C) growth of the breasts at puberty D) growth of the larynx/Adam’s apple

30)  The presence of glucose and ketone bodies in the urine can indicate: A)  infection of the urinary tract. B)  untreated diabetes mellitus. C)  albuminuria. D)  trauma to the kidneys.

22)  Major calyces are: A)  cone-shaped structures located in the renal medulla. B)  basic functional units of the kidneys. C)  large branches of the renal pelvis. D)  expanded ends of nephrons. E)   the expanded ends of renal pyramids