Consider the given two statements
Assertion (A): | Myelinated neurons conduct impulse at a higher rate than the unmyelinated neurons. |
Reason (R): | Myelinated neurons have saltatory conduction of impulse. |
1. | Both (A) and (R) are True and (R) correctly explains (A). |
2. | Both (A) and (R) are True but (R) does not correctly explain (A). |
3. | (A) is True, (R) is False. |
4. | (A) is False, (R) is False. |
1. | Dura mater | 2. | Arachnoid mater |
3. | Pia mater | 4. | Grey mater |
Assertion (A): | Neurons are excitable cells. |
Reason (R): | The membrane of neurons is polarised. |
1. | Both (A) and (R) are True and (R) correctly explains the (A). |
2. | Both (A) and (R) are True but (R) does not correctly explain the (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False. |
1. | The limbic system is primarily involved in controlling voluntary movements. |
2. | It is primarily responsible for the regulation of vision and hearing. |
3. | The limbic system is involved in emotion, memory, and arousal. |
4. | It coordinates high cognitive functions like reasoning and language. |