Which of the following is NOT an effect of aging on the kidneys?
A. decrease in kidney size
B. loss of nephrons
C. decreased response to hormonal control of urine volume
D. a marked decrease in the ability to maintain homeostasis
D
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Thick skin
A. has three different epidermal strata. B. has fewer layers of cells in the stratum corneum than thin skin. C. is found in areas subject to pressure or friction such as palms. D. is found covering most of the body. E. is determined by the thickness of the dermis.
Among the components of the dermis are a: Sweat glandsb: Hair folliclesc: Collagen fibersd: Sensory nerve endingse: Smooth muscle tissue
A. a, b, d, e B. a, b, c, e C. a, b, d D. a, b, c, d, e E. a, c, d
The hormone causing bone resorption is secreted by the ____, while that causing calcium deposition is secreted by the ____
a. adrenal cortex; thyroid. b. thyroid, parathyroid. c. parathyroid, thyroid. d. thyroid, adrenal medulla. e. thyroid, adrenal cortex.
Sour taste represents stimuli caused by
a. acids b. salts c. bases d. sugars e. alkaloids