Systemic venous PO2 is ____ alveolar PO2, and systemic venous PCO2 is ____ alveolar PCO2
a. greater than, greater than.
b. greater than, less than.
c. less than, greater than.
d. less than, less than.
e. equal to, equal to.
C
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Contraction of the cremaster muscle
A) causes the characteristic wrinkling of the surface of the scrotum. B) produces an erection. C) propels sperm through the urethra. D) moves sperm through the ductus deferens. E) moves the testes closer to the body cavity.
Which substance is not reabsorbed by the proximal convoluted tubule?
A. Water B. Potassium C. Glucose D. Sodium E. Creatinine
What is the effect of renin?
A. It inhibits thirst. B. It raises blood pressure. C. It lowers blood pressure. D. It stimulates sodium excretion. E. It leads to increased urine volume.
Predict the impact on blood pressure for a patient who hypersecretes adrenocorticotropic hormone (ACTH)
What will be an ideal response?