The oily secretions that lubricate the eye are produced by the:
A) ceruminous glands
B) apocrine glands
C) ciliary glands
D) lacrimal glands
E) tarsal glands
Answer: E) tarsal glands
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Which of the following is NOT a common method of stimulating hormone secretion from an endocrine cell?
a) Signals from the nervous system b) Chemical changes in the blood c) Mechanical stretching of the endocrine cell d) Releasing hormones. e) Both Signals from the nervous system and Chemical changes in the blood
In terms of their chemical structure, cytokines are _______; their function is to serve as _________
A. proteins; chemical messengers B. proteins; receptors C. steroids; chemical messengers. D. steroids; receptors.
Substances that are reabsorbed from the proximal tubule enter which blood vessel?
A) glomerulus B) efferent arteriole C) afferent arteriole D) peritubular capillary E) vasa recta
During deglutition (swallowing),
A) movement of food results primarily from gravity. B) the swallowing center in the medulla oblongata is activated. C) food is pushed into the oropharynx during the pharyngeal phase. D) the soft palate closes off the opening into the larynx.