1. Which of the following terms most accurately describes the cellular activity associated with the actual passage of a nerve impulse?   a. electrical discharge   b. wave of depolarization   c. active transport of ions   d. action of sodium-potassium pump 2. By definition, a "nerve" is   a. a dendrite.   b. the same as a neuron within the central nervous system.   c. a single extension of a neuron.   d. a bundle of axons. 3. Neurons and other cells that produce action potentials are said to show   a. capacitance.   b. polarity.   c. voltage.   d. excitability. 4. The input zone of a neuron is the   a. axonal terminals.   b. both cell body and dendrite.   c. axon.   d. cell body. 5. The word that best describes the interaction of sympathetic and parasympathetic systems is   a. cooperation.   b. subversive.   c. ineffective.   d. antagonistic.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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1. Which of the following terms most accurately describes the cellular activity associated with the actual passage of a nerve impulse?
  a.
electrical discharge
  b.
wave of depolarization
  c.
active transport of ions
  d.
action of sodium-potassium pump

2. By definition, a "nerve" is

  a.
a dendrite.
  b.
the same as a neuron within the central nervous system.
  c.
a single extension of a neuron.
  d.
a bundle of axons.

3. Neurons and other cells that produce action potentials are said to show

  a.
capacitance.
  b.
polarity.
  c.
voltage.
  d.
excitability.

4. The input zone of a neuron is the

  a.
axonal terminals.
  b.
both cell body and dendrite.
  c.
axon.
  d.
cell body.

5. The word that best describes the interaction of sympathetic and parasympathetic systems is

  a.
cooperation.
  b.
subversive.
  c.
ineffective.
  d.
antagonistic.
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