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Question
Define Saltatory conduction.
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Solution
Saltatory conduction is the rapid passage of action potential along myelinated nerves from one node of Ranvier to the other.
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.
Match the Column - I with Column - II:
| Column I | Column II | ||
| i. | P - wave | p. | Depolarisation of ventricles |
| ii. | QRS complex | q. | Repolarisation of ventricles |
| iii. | T - wave | r. | Coronary ischemia |
| s. | Development of atria | ||
| t. | Repolarisation of atria |
What is the average potential difference across the nerve cell membrane?
Which of the following statements is TRUE for medullated nerve fibre?
During resting potential, the axonal membrane is polarised, indicate the movement of +ve and –ve ions leading to polarisation diagrammatically.
What is the difference between electrical transmission and chemical transmission?
The electronegativity inside the membrane is due to
Write a short note on the following:
Synapse
Write one word for the following:
Point of contact between two nerve cells.
