Nerve impulse is transmitted from one neuron to another neuron by the means of

1. Synapse

2. Junction

3. Both 1 and 2

4. Current only

Subtopic:  Synapse |
 66%
From NCERT
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Which of the following has not to be there in a synapse?

(1) Pre synaptic neuron

(2) Post synaptic neuron

(3) Synaptic cleft

(4) None of these

Subtopic:  Synapse |
 86%
From NCERT
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Which of the following is not associated with electrical synapse?

(1) No synaptic cleft

(2) Pre synaptic membranes and post synaptic membranes are in close association with each other

(3) Electric current flow directly from one neuron to other neuron through synapse

(4) Very common synapse in our system

Subtopic:  Synapse |
 83%
From NCERT
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Transmission of an impulse across electrical synapses

(1) Is very different to impulse conduction along a single axon

(2) Is very similar to impulse conduction along a single axon

(3) Is same as that of chemical synapse

(4) Both A and C

Subtopic:  Synapse |
 76%
From NCERT
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Which of the following is not associated with Impulse transmission across an electrical synapse?

(1) Faster than chemical synapse

(2) Rare in our system

(3) No synaptic cleft

(4) Impulse transmission is not similar as that of transmission within a neuron

Subtopic:  Synapse |
 84%
From NCERT
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Synaptic cleft is not

(1) Separated by pre synaptic and post synaptic neurons

(2) a fluid filled space

(3) A part of synapse

(4) Present in all synapses

Subtopic:  Synapse |
 82%
From NCERT
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Which of the following is not associated with chemical synapse?

(1) Slower than electrical synapse

(2) Synaptic cleft

(3) Release of neurotransmitter

(4) Transmission is similar as that of nerve impulse within an axon

Subtopic:  Synapse |
 90%
From NCERT
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Arrange them in order.

a. Movement of synaptic vesicles.   
b. Arrival of action potential      
c. Fusion of synaptic vesicles   
d. Release of neurotransmitters in the synaptic cleft.     
e. opening of ion channels       
f. Neurotransmitter binds to specific receptor over post synaptic membrane.     
g. new potential in post synaptic neuron

(1) b-a-c-d-f-e-g

(2) b-d-c-a-e-f-g

(3) a-d-c-b-f-g-e

(4) d-b-c-e-a-f-g

Subtopic:  Synapse |
 78%
From NCERT
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Nerve impulse travelling through synapses cannot be

(1) Excitatory

(2) Inhibitory

(3) Both A and B

(4) Apolar neuronic

Subtopic:  Action Potential |
 80%
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Which of the following is the outermost mean of protection for brain?

(1) Skull

(2) Dura mater

(3) Arachnoid

(4) Pia mater

Subtopic:  Meninges, Ventricles & CSF |
 68%
From NCERT
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