When the extracellular fluids become too alkaline, how do the kidneys respond?
A. They trigger the respiratory centers to hyperventilate
B. They excrete HCO3- into the urine
C. They excrete HCO3- into the blood
D. They add PCO2 into the blood
Answer: B
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Which of the following is NOT an antagonistic muscle of the adductor magnus?
a. Tensor fasciae latae b. Gluteus medius c. Gluteus maximus d. Iliopsoas
A 60-year-old woman suffered an open tibial fracture when she stepped sideways on her foot while jogging. Which of the following interventions constitutes appropriate care for this injury?
a. Gently replace the protruding bone beneath the skin. b. Clean dirt from off the bone and out of the wound before splinting the leg. c. Tightly apply a pressure dressing to the open wound. d. Apply a sterile dressing to the bone end and to the soft-tissue wound.