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The brain receives and sends signals in ...

The brain receives and sends signals in the form of …… impulses

A

electrical

B

mechanical

C

chemical

D

both (a) and (c )

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The correct Answer is:
D
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ARIHANT NEET-NEURAL CONTROL AND COORDINATION -CHAPTER EXERCISES Taking it Together (Assorted Questions of the Chapter for Advanced Level Practice )
  1. A touch on the right hand stimulates neurons in the

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  2. The nerves are made up exclusively from the

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  3. The brain receives and sends signals in the form of …… impulses

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  4. During impulse tranmission, nerve permeability increases for

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  5. Nerve impulse travels as

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  6. A polarised neurons is the one that is

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  7. During conduction of an impulse on the inside of plasma membrane of a ...

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  8. Once the nerve has been stimulated, it cannot be stimulated again for ...

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  9. Saltatory conduction is uninterrupted conduction because of

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  10. If a nerve is stimulated in the middle, the nerve impulse in the form ...

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  11. …… prevents the spreading of impulses within the neighbouring fibres.

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  12. Transmission of nerve impulse at synapses is a

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  13. Node of Ranvier occurs where

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  14. Anaesthetics reduce pain by blocking nerve conduction due to blocking ...

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  15. Potential difference across resting membrane is negatively charged. Th...

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  16. Common feature amongst acetylcholine, noradrenaline and serotonin is

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  17. Neuropeptides are

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  18. Chemicals which are released at the synaptic junction are called

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  19. Neuromotor transmitter between two nerves at a synapse is

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  20. Acetylcholine takes part in

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