The oily substance responsible for lubricating the surface of the skin is called ____
a. sebum
b. sweat
c. milk
d. cerumen
a
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In what decade of life do the intervertebral disks start to degenerate and lose their elasticity?
A. second B. third C. fourth D. fifth E. sixth
From an evolutionary perspective, briefly explain why amphibian physiology provides an important link between aquatic and terrestrial organisms
What will be an ideal response?
Lacteals
A) increase the surface area of the mucosa of the small intestine. B) carry absorbed fats to the lymphatic system. C) produce new cells for the mucosa of the small intestine. D) secrete digestive enzymes. E) produce milk.
An individual is stricken with an illness characterized by nausea, vomiting, and diarrhea
Over a 2-day period, this individual experiences a 3-kg loss in weight without a change in the plasma [Na+]. What can be concluded about body fluid volumes and composition in this individual? A. The volume of ICF is increased. B. The volume of ECF is reduced. C. The total body osmoles increased. D. The plasma osmolality is reduced.