The initial increase in ventilation with exercise onset is due to:

A. increased oxygen utilization leading to a drop in PaO2
B. increased anaerobic metabolism decreasing the pH
C. a neurogenic signal originating in the brain
D. repayment of the oxygen debt


Answer: C. a neurogenic signal originating in the brain

Anatomy & Physiology

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Some antifungal medications work by blocking DNA synthesis in the fungal cell. During which phase of the cell cycle do these medications work?

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The muscle that elevates the tongue is the

A) genioglossus. B) hyoglossus. C) palatoglossus. D) geniohyoid. E) digastric.

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A feeder or ________________________________________ pig is a swine from about 10 to 40 pounds

Fill in the blank(s) with correct word

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Uterine contractions that are irregular and brief that occur toward the end of gestation are called

A) parturition. B) expulsion. C) true labor. D) Braxton-Hicks. E) dilation.

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