Which class of chemical messenger facilitates white blood cell formation in bone marrow?

A. Interferons
B. Colony-stimulating factors
C. Tumor necrosis factors
D. Interleukins


Answer: B

Anatomy & Physiology

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Gluconeogenesis and glycogenolysis in the liver play a major role in maintaining a constant blood glucose level between meals

Indicate whether the statement is true or false

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The release of hormones from the adrenal medulla is stimulated by

A. the sympathetic division of the autonomic nervous system. B. adrenocorticotropic hormone. C. thyrotropic hormone. D. growth hormone. E. follicle-stimulating hormone.

Anatomy & Physiology

In comparison to a sedentary individual, a well-trained athlete will usually have all the following characteristics EXCEPT

a) a higher cardiac reserve. b) a higher resting cardiac output. c) a higher stroke volume. d) hypertrophy of the heart. e) resting bradycardia.

Anatomy & Physiology

Which papillae, distributed on the anterior two-thirds of the tongue surface, actually lack taste buds?

A. Papiform B. Filiform C. Fungiform D. Vallate E. Foliate

Anatomy & Physiology