The period during which an excitable membrane cannot respond to further stimulation is the ________ period

A) relative refractory
B) absolute refractory
C) resting
D) lag
E) stationary


B

Anatomy & Physiology

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Which is not a function of the motor division of the nervous system?

A. Involuntary control of the heart B. Voluntary control of skeletal muscle C. Transmits impulses to muscles and glands D. Transmits impulses from the viscera E. Conducts output (nerve impulses) from the CNS

Anatomy & Physiology

Which scientist experimentally demonstrated that blood circulates through the body?

A. William Harvey B. Galen C. Vesalius D. Huang Ti E. Antony van Leeuwenhoek

Anatomy & Physiology

A feedback mechanism that returns the body to homeostasis is ________.

A. nervous feedback B. hormone feedback C. negative feedback D. positive feedback

Anatomy & Physiology

Each of the following will cause an increase in blood pressure except

A) increased levels of aldosterone. B) increased levels of angiotensin II. C) increased blood volume. D) increased levels of ANP (atrial natriuretic peptide). E) increased levels of ADH (antidiuretic hormone).

Anatomy & Physiology