Hyperventilation is usually accompanied by a(n)
A) increase in blood CO2 concentration and a drop in pH.
B) increase in blood CO2 concentration and a rise in pH.
C) decrease in blood CO2 concentration and a drop in pH.
D) decrease in blood CO2 concentration and a rise in pH.
D
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Centrioles form the basal bodies that anchor microtubules within cilia and
A) flagella. B) microfilaments. C) microvilli. D) ribosomes. E) chromosomes.
Synergism occurs when
a. one hormone induces the loss of another hormone's receptors b. the actions of several hormones are complementary, and their combined effect is greater than the sum of their separate effects c. one hormone must be present in adequate amounts for the full exertion of another hormone's effect, even though the first hormone does not directly elicit the response d. one hormone increases the number of target-tissue receptors for another hormone e. the number of target tissue receptors for a hormone is reduced as a direct consequence of the hormone's effect on its own receptors
thyroid storm may occur during the immediate postoperative period following a thyroidectomy
a. true b. false
The nuclear envelope's structure is a
A. solid single-layered membrane. B. solid double-layered membrane. C. single-layered membrane with pores. D. double-layered membrane with pores.