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Fill in the blanks. 1. A nerve impuls...

Fill in the blanks.
1. A nerve impulses is (a.)......... from one neuron to another through junctions called (b.) ........
2. (c.)...............of an impulse across electrical synapses is very similar to impulse(d.) .............along a single axon.

A

a-conducted, b-NMJ, c-conduction, d-transmission

B

a-transmitted, b-NMJ, c-transmission, d-conduction.

C

a-conducted, b-synapses, c-conduction, d-transmission

D

a-transmitted, b-synapses, c-transmission, d-conduction

Text Solution

Verified by Experts

The correct Answer is:
D
1. A nerve impulse is transmitted from one neuron to another through junctions called synapses.
2. Transmission of an impulse across electricla synapses is very similar to impulse conduction along a single axon.
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Fill in the blanks. 1. A nerve impules is …a… from one neuron to another through junctions called …b… . 2. …c… of an impulse across electrical synapses is very similar to impulse …d… along a single axon.

A nerve impulse is transmitted from one neuron to another neuron through junction called as:

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Which statements are incorrect for mechanism of nerve impulse conduction along electrical junctions of nerous or electrical synapse? i Nerve impulse flow directly from one neuron to other across the synapses in electrical synapses ii. Transmission of an impulse across electrical synapses is very similar to impulse conduction along a single axon iii. Impulse transmission across an elecetrical synapse is always faster than that across a chemical synapse. iv. Electrical synapses are rare in our system v. At an electrical synapse, the membranes of the pre and post-synaptic neurous are separated by a fluid-filled space called synaptic cleft is thick. vi. Chemicals called neurotransmitters are involved in the transmission of impulses at this synapse

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Which of the following statements is/are incorrect about the electrical synapse ? (i)At electrical synapses, the membranes of pre and post synaptic neurons are in very close proximity. (ii)Electricity current can flow directly from one neuron into the other across the synapses. (iii)Transmission of an inpulse across electrical synapses is very similar to impulse conduction along single axon. (iv)Electrical synapses pass electrical signal between cells with the use of Ach. (v)Electrical synapses are fast. (vi)Electrical synapses are rare in our system.

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A2Z-NEURAL CONTROL AND COORDINATION-Section A : Topicwise Questions Topic 2 : Neuron As Structure And Functional Unit Of Neural System (
  1. The electrical potential difference across the resting plasma membrane...

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  2. During nerve impulse conduction, current flows

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  3. Fill in the blanks. 1. A nerve impulses is (a.)......... from one n...

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  4. Synapses are of

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  5. Read the following statements and find out the incorrect statements. ...

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  6. During transmission of nerve impulse, the released neurotransmitter b...

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  7. The binding of the neurotransmitter with the receptors opens ion chann...

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  8. The new potential developed in the post-synaptic neuron is

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  9. The charge on the outer side of neuron is

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  10. Recognise the figure and find out the correct matching.

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  11. Release of cheminal messenge from synaptic vesicles is triggered by

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  12. The potential difference between outside and inside of a nerve before ...

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  13. The potential difference across the membrane of nerve fibre when it do...

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  14. Action potential of a nerve cells is created by

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  15. During development of action potential in a nerve fibre, positive and ...

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  16. Joint between axon of a neuron and dendrite of next is called

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  17. Primary function of myelin sheath around vertebrate axon is to

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  18. Unidirectional transmission of nerve impulse is maintained by

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  19. Synaptic vesicle is found in

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  20. Node of Ranvier occurs over

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