A brief electrical charge that travels down the axon of neuron is called the:

Related Mcqs:

1. The junction where the axon of a sending neuron communicates with a receiving neuron is called the___________?

   A. Reuptake site
   B. Receptor site
   C. Synapse
   D. Axon terminal
   E. None of these

2. The junction where the axon of a sending neuron communicates with a receiving neuron is called the ______________?

   A. reuptake site
   B. receptor site
   C. synapse
   D. axon terminal

3. The action potential ‘jumps’ along an axon. The gaps in a myelinated axon that the action potential ‘jumps’ to are called the ____________?

   A. Broca’s area
   B. Nodes of Ranvier
   C. terminal buttons
   D. Wernicke’s area

4. During depolarization,____________ molecules rush into axon, during depolarization_____________ molecules rush out of the axon?

   A. potassium, chloride
   B. chloride, sodium
   C. sodium, potassium
   D. None of these

5. A wave of electrochemical changes, which travels along the length of the neuron involving chemical reactions and movement of ions across the cell membrane, is:

   A. Membrane potential
   B. Resting membrane potential
   C. Nerve impulse
   D. Electron pump

6. A neural impulse is initiated when neuron’s charge momentarily becomes less negative or even positive. This event is called:

   A. an action potential
   B. a resting potential
   C. impulse facilitation
   D. inhibitory

7. The net difference in charge between the inner and outer surface of a non conducting neuron is called:

   A. Membrane potential
   B. Electrical potential
   C. Resting membrane potential
   D. Action potential

8. The conduction of a nerve impulse down the axon is called a (n):

   A. ion potential
   B. action potential
   C. resting discharge
   D. synapse

9. The fatty material protecting the axon in some neurons is called a/an _____________?

   A. dendrite
   B. myelin sheath
   C. ganglion
   D. axon terminal

10. Jamil is in a constant state of anxiety and also has brief, sudden periods of panic. He also believes these periods of panic will occur when he’s in a public location: therefore, jim is afraid to leave his house.Jim’s diagnosis is:

    A. agoraphobia
    B. panic disorder
    C. panic disorder with agoraphobia
    D. panic disorder without agoraphobia