Which of the following conditions would be associated with hypernatremia?
A) increased plasma sodium
B) decreased plasma volume
C) decreased plasma osmolarity
D) increased plasma potassium
E) hypotension
Ans: A) increased plasma sodium
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Air entering the body is filtered, warmed, and humidified by the
A) upper respiratory tract. B) lower respiratory tract. C) lungs. D) alveoli. E) bronchioles.
When a hormone binds to a membrane-bound receptor and activates G proteins,
A. cyclic AMP production may be increased. B. DAG may be activated. C. IP3 may be activated. D. ion channels could be opened. E. All of the choices are correct.
Which of the following represents the overall reaction for aerobic respiration?
A) 6 CO2 + 6 H2O ? C6H12O6 + 6 O2 B) C6H12O6 + 6 CO2 ? 6 O2 + 6 H2O C) 6 O2+ 6 H2O ? C6H12O6 + 6 CO2 D) C6H12O6 + 6 H2O ? 6 CO2 + 6 O2 E) C6H12O6 + 6 O2 ? 6 CO2 + 6 H2O
Acromegaly results from the ________.
A. hypersecretion of GH during childhood B. hyposecretion of GH during childhood and adulthood C. hyposecretion of GH during childhood D. hypersecretion of GH during childhood and adulthood E. hypersecretion of GH during adulthood