The maximum amount of air moved in and out during a single breath is:
tidal volume
vital capacity
residual volume
alveolar ventilation
none of the choices are correct
vital capacity
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Gustatory cells within a taste bud are specialized neuroepithelial cells that have a _________ life span
A. 7-10 hour B. 7-10 day C. 7-10 week D. 7-10 month E. 7-10 year
Approximately how many times does the human heart beat over an average lifetime?
a. 30 billion b. 3 billion c. 300 million d. 30 million e. 3 million
Which of the following hormones is the cause of most puberty-related changes in a female?
A) estrogen B) progesterone C) oxytocin D) relaxin E) chorionic gonadotropin
The inferior esophageal sphincter is also known as the
A. cardiac sphincter. B. pyloric sphincter. C. pharyngoesophageal sphincter. D. pharyngealgastric sphincter. E. esophageal hiatus.