A. ion potential
B. action potential
C. resting discharge
D. synapse
Related Mcqs:
- The neuron conducts the impulse in the form of nerve impulse during:
A. Threshold potential
B. Active membrane potential
C. Resting membrane potential
D. All of the above - 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 - 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 - The fact that, during neural transmission, an impulse is sent to the end of the axon without fading or weakening is known as ___________?
A. stimulus constancy
B. absolute threshold retention
C. nondecremental property
D. all-or-none property - Under normal conditions a nerve impulse is initiated by an appropriate stimulus called:
A. Threshold stimulus
B. Active membrane potential
C. Resting membrane potential
D. All of the above - The nature of a nerve impulse is primarily a/an _____________ event; communication between neurons is primarily a/an_____________
A. chemical; electrical
B. acetylcholine, catecholamine
C. dendrite; axon
D. electrical; chemical - A membrane potential of_________volts exits when a neuron is not conducting a nerve impulse:
A. 0.05
B. 0.07
C. 0.05 to 0.07
D. 1 - The passage of nerve impulse is associated with increase in permeability of which of the following ion:
A. Sodium
B. Potassium
C. Organic ions
D. Inorganic ions - A brief electrical charge that travels down the axon of neuron is called the:
A. synapse
B. myelin sheath
C. refractory period
D. action potential - The fatty material protecting the axon in some neurons is called a/an _____________?
A. dendrite
B. myelin sheath
C. ganglion
D. axon terminal
