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प्रश्न
Resting membrane potential is maintained by ______.
पर्याय
Hormones
Neurotransmitters
Ion pump
None of the above
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उत्तर
Resting membrane potential is maintained by ion pump.
APPEARS IN
संबंधित प्रश्न
Explain the following process:
Transmission of a nerve impulse across a chemical synapse
Give a brief account of Mechanism of synaptic transmission.
Explain the role of Na+ in the generation of action potential.
A person is showing symptoms like increased BMR, heart rate, pulse rate, blood pressure and deposition of fats in eye sockets. Name the disease he is suffering from.
Sketch and label formation of typical spinal nerve.
Long answer question.
Explain the process of conduction of nerve impulses up to the development of action potential.
What are the number of Na+ ions pumped out, and K+ ions pumped into the cell, with respect to the Na+ - K+ pump?
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?
Under which of the following conditions will the ionic gradients across the resting membrane be maintained?
Which of the following situations is responsible for resting membrane potential?
Identify the correct path of transmission of nerve impulse.
During resting potential, the axonal membrane is polarised, indicate the movement of +ve and –ve ions leading to polarisation diagrammatically.
Complete the statement by choosing appropriate match among the following -
| a. Resting potential | i. Chemicals involved in the transmission of impulses at synapses. |
| b. Nerve impulse | ii. Gap between the pre synaptic and post synaptic neurons |
| c. Synaptic cleft | iii. Electrical potential difference across the resting neural membrane |
| d. Neurotransmitters | iv. An electrical wave like response of a neuron to a stimulation |
Explain the process of the transport and release of a neurotransmitter with the help of a labelled diagram showing a complete neuron, axon terminal and synapse.
