What happens when the diaphragm contracts?
A. The size of the thoracic cavity decreases and air flows into the lungs.
B. The size of the thoracic cavity decreases and air pressure in the thorax drops.
C. The size of the thoracic cavity increases and air flows out of the lungs.
D. The size of the thoracic cavity increases and air pressure in the thorax increases.
E. The size of the thoracic cavity increases and air flows into the lungs.
E. The size of the thoracic cavity increases and air flows into the lungs.
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Gustatory cells that respond to sweet, bitter or umami are called
A) type I cells. B) type II cells. C) type III cells. D) type IV cells.
Considering cardiac output (CO), mean arterial pressure (AP), and total peripheral resistance (PR), the relationship among flow, pressure, and resistance could be expressed as which of the following?
a. CO/AP= 1/PR b. AP= CO * PR c. CO= AP/PR d. all of the listed responses are correct
Thyroid-stimulating hormone (TSH) is secreted by the
A. hypothalamus, and it targets cells of the anterior pituitary gland. B. thyroid gland, and it targets cells of the parathyroid gland. C. posterior pituitary, and it targets parafollicular cells of the thyroid gland. D. anterior pituitary, and it targets follicular cells of the thyroid gland. E. hypothalamus, and it targets cells of the posterior pituitary gland
The theca folliculi, which surrounds mature follicles in the ovary, produces androgens (male sex hormones).
Answer the following statement true (T) or false (F)