A stimulus great enough to change the membrane potential and propagate an action

potential is said to have reached _________.

A) tetanus B) threshold C) summation D) recruitment


B

Anatomy & Physiology

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What class of tissue is capable of secretion and absorption of substances?

Anatomy & Physiology

The frontal bone is known as the ________.

A. elbow B. hipbone C. tail bone D. collar bone E. forehead

Anatomy & Physiology

If abdominal muscles are contracted while the vertebral column is fixed this will aid in

A. vomiting. B. childbirth. C. urination. D. defecation. E. All of these choices are correct.

Anatomy & Physiology

The outward movement of sodium ions rapidly restores the negative resting potential

a. True b. False Indicate whether the statement is true or false

Anatomy & Physiology