Which cytokine released by macrophages acts on the hypothalamus to raise the body temperature during fever?

a) Interleukin-1
b) Interleukin-2
c) Interleukin-4
d) Gamma interferon
e) Perforin


a

Anatomy & Physiology

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Mental and physical sluggishness and low body temperature may be signs of

A) hyperthyroidism. B) hypothyroidism. C) hyperparathyroidism. D) hypoparathyroidism. E) diabetes insipidus.

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The viscosity of blood is due more to the presence of __________ than to any other factor.

A. fibrin B. albumin C. sodium D. erythrocytes E. nitrogenous wastes

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In terms of time, at rest one cardiac cycle lasts

A) about a half second. B) 5 seconds. C) about 1.5 seconds. D) a little under 1 second. E) None of the answers are correct.

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The three forms of matter are:

A. air, water, and solids. B. solids, liquids, and gases. C. blood, bone, and air. D. vapor, water, and solid.

Anatomy & Physiology