Type II alveolar cells
A) allow rapid diffusion of gases through their thin membranes.
B) allow rapid diffusion of gases through their thin membranes, secrete a chemical known as
surfactant, and are phagocytic.
C) secrete a chemical known as surfactant.
D) are phagocytic.
E) None of the statements are true.
C) secrete a chemical known as surfactant.
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Damage to the hypothalamus would impact the function of the anterior pituitary, but not the posterior pituitary.
Answer the following statement true (T) or false (F)
Sympathetic activity inhibits the secretion of ____________________ from the pancreas
Fill in the blank(s) with correct word
A motor unit refers to
a. a single motor neuron plus all of the muscle fibers it innervates. b. a single muscle fiber plus all of the motor neurons that innervate it. c. all of the motor neurons supplying a single muscle. d. a pair of antagonistic muscles. e. a sheet of smooth muscle cells connected by gap junctions.
Which taste sensation is produced by amino acids such as aspartic acid and glutamic acid?
A) Umami B) Sour C) Bitter D) Sweet E) Salty