Why might someone pale when they are exposed to a cold temperature?
A. Vasodilation has occurred
B. Vasoconstriction has occurred
C. Purely psychological
D. Dehydration of the stratum corneum
E. Constriction of the dermal collagen and elastic fibers
B
You might also like to view...
A collapsed lung or reduction in the volume of a part of a lung is known as ____
a. cystic fibrosis b. emphysema c. bronchitis d. atelectasis
The bony pelvis consists of
A. the two coxal bones and the pubic symphysis. B. the two coxal bones, the sacrum, and the coccyx. C. the two coxal bones.
The body's reaction to stress is called what?
a) general adaptation syndrome b) epinephrine-cortisol response c) destressing modulation
The equilibrium potential for most neurons is around -70mV. The maintenance of this potential is an example of
a. equilibrium. b. homeostasis. c. steady state. d. both equilibrium and homeostasis. e. both homeostasis and steady state.