Plasma membranes allow some substances to pass through more readily than others. This property is referred to as _______.

A. Active transport
B. Endocytosis
C. Selective permeability
D. Phagocytosis


Answer: C. Selective permeability

Anatomy & Physiology

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A young boy who has been a star pitcher for his Little League team suddenly complains of swelling and extreme soreness of his pitching arm at the elbow whenever he throws a pitch. How would a knowledge of surface anatomy assist in determining the nature of the problem?

What will be an ideal response?

Anatomy & Physiology

The number of chromosomes in daughter cells produced by meiosis is ________ the number of chromosomes in daughter cells produced by mitosis.

one-fourth half equal to twice four times

Anatomy & Physiology

A lesion in the preoptic region of the hypothalamus causes:

A. hypothermia B. decreased sweating C. increased food intake D. decreased food intake E. cutaneous vasodilation

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Long reflexes

A) are required for peristalsis and segmentation. B) involve the myenteric plexus. C) provide a higher level of control over digestive functions. D) do not involve the CNS. E) are controlled by the enteric nervous system.

Anatomy & Physiology