All epithelia have two surfaces, an apical surface and a basal surface, that differ in both structure and function. This property is called polarity.

Indicate whether the statement is true or false


Ans: True

Anatomy & Physiology

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As an individual becomes dehydrated, the net movement of fluid in their body is from cells toward plasma

Indicate whether this statement is true or false.

Anatomy & Physiology

The prefix ________ means "toward the midline."

A) ad- B) ab- C) ex- D) endo-

Anatomy & Physiology

The sympathetic nervous system causes

a. blood vessels with alpha receptors to dilate b. bronchioles to constrict c. pupils of the eye to dilate d. sweat glands to be inhibited e. the urinary bladder to contract and eliminate urine

Anatomy & Physiology

Why might someone pale when they are exposed to a cold temperature?

A. Constriction of the dermal collagen and elastic fibers B. Purely psychological C. Dehydration of the stratum corneum D. Vasoconstriction has occurred E. Vasodilation has occurred

Anatomy & Physiology