A pyrogen is a substance that causes ________.

A. fever
B. inflammation
C. opsonization
D. cytolysis
E. complement fixation


Answer: A

Anatomy & Physiology

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A human lost at sea without fresh drinking water is effectively lost in an osmotic desert. Why is drinking salt water harmful?

What will be an ideal response?

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Presynaptic neurons release neurotrnsmitters

A) active transport. B) exocytosis. C) diffusion. D) endocytosis.

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The ________ is the innermost layer of the eye and it contains photoreceptor cells (rods and cones)

A) retina B) cornea C) lens D) sclera

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The sacral part of the parasympathetic division serves the pelvic organs and the distal half of the large intestine

Indicate whether the statement is true or false

Anatomy & Physiology