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Question
Sketch and label formation of typical spinal nerve.
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Solution
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RELATED QUESTIONS
Explain the following process:
Transmission of a nerve impulse across a chemical synapse
Long answer question.
Explain the process of conduction of nerve impulses up to the development of action potential.
Give function of astrocytes in nervous system.
Complete the flowchart of the process of conduction of nerve impulses.
| Application of stimulus on a resting nerve |
| ⇓ |
| Permeability of membrane changes |
| ⇓ |
| ______________________________ |
| ⇓ |
| Positive ions inside axon increases |
| ⇓ |
| ________________________________ |
| ⇓ |
| Polarity reverses and depolarisation takes place |
| ⇓ |
| Repolarisation - potassium gates open |
| ⇓ |
| ______________________________ |
| ⇓ |
| ______________________________ |
| ⇓ |
| Axoplasm becomes negatively charged and ECF becomes positive |
Which ions is the resting membrane more permeable to?
Neurotransmitters are removed from synaptic cleft by ____________ after transmission of impulse.
Which of the following situations is responsible for resting membrane potential?
Identify the correct path of transmission of nerve impulse.
Resting membrane potential is maintained by ______.
Write a short note on the following:
Synapse
