Pinocytosis is the process in which the cell

A. internalizes ("eats") a large solid particle.
B. splits ("pinches") off a small part of itself to secrete into the extracellular space.
C. pumps small solutes against their concentration gradient and out of the cell.
D. internalizes ("drinks") a droplet of interstitial fluid.


Answer: D

Anatomy & Physiology

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The hormone ADH is released from the anterior lobe of the pituitary gland.

Answer the following statement true (T) or false (F)

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Surfactant is produced by what cell type in the alveolus?

A) smooth muscle cells B) pneumocytes Type I C) pneumocytes Type II D) pneumocytes Type I and Type II E) alveolar macrophages

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An acid is an electrolyte that releases hydroxide ions (OH-) in water

Indicate whether the statement is true or false

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Growth hormone and prolactin are produced by these anterior pituitary cells

A) chromophobes B) acidophil cells C) basophil cells D) pituicytes

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