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What is saltatory conduction of a nerve impulse?

Important Questions on Neural Control and Coordination

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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Given below is the diagrammatic representation of impulse conduction through an axon.

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Select the option with the incorrect information about impulse conduction at points A and B.
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Alzheimer's disease is associated with the deficiency of
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Which of the following is not strictly considered as a part of neuron?
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Mechanism of neural coordination involves :-
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
During the transmission of nerve impulse through a nerve fibre, the potential on the innerside of the plasma membrane has which type of electric charge?
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Anesthetics reduce pain by blocking the transmission of nerve impulses. The kind of chemicals working as anesthetics are those that block
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
In a neuron, conversion of electrical signal to a chemical signal occurs at/in
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron

Fill in the blank with the correct option provided in the bracket.

The _____ (dendrite/cyton/axon) of a neuron takes the information away from the cell body.

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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
In the following diagram showing axon terminal and synapse A, B, C, D and E respectively, represents:

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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Four healthy people in their twenties got involved in injuries resulting in damage and death of few cells. Which of the cells mentioned below are least likely to be replaced by new cells?
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Unidirectional transmission of a nerve impulse through nerve fibre is due to the fact that
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
Node of Ranvier is the place where
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
The highly specialised cells called neurons can :-
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron

The neurons that have two extensions, one axon and one dendrite are called _____ neurons.

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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
During the transmission of nerve impulse through a nerve fibre, the inner membrane charge of the neurilemma will be
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron

Fill in the blank with the correct option provided in the bracket.

The long slender projection of a neuron is known as _____. (cyton/ axon/ dendrite)

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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
An axon terminal passes the electrical stimulus to a dendrite of next neuron through a _____ reaction. (physical/chemical)
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
What is Nissl granule consist of?
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Biology>Human Anatomy and Physiology II>Neural Control and Coordination>Neuron
The potential difference across the membrane of nerve fibre when it does not show any physiological activity is called resting potential. It is about