- 1(current)
Q. No.Identify the correct statement:
| 1. | Unmyelinated neurons in PNS are not surrounded by Schwann cell |
| 2. | Electrical synapses, being faster, are more common in the human body |
| 3. | Pia mater is in contact with the brain tissue |
| 4. | The entire hindbrain and the midbrain constitute the brain stem |
Subtopic: Â Neuroanatomy |
 78%
Level 2: 60%+
Please attempt this question first.
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Please attempt this question first.
Which of the following statements about a neuron in a healthy human is/are correct?
1. Transport across its cell membrane can occur by exocytosis.
2. It contains the gene that codes for insulin.
3. It contains circular DNA.
1. 1, 2 and 3
2. 1 and 3 only
3. 1 and 2 only
4. 2 and 3 only
1. Transport across its cell membrane can occur by exocytosis.
2. It contains the gene that codes for insulin.
3. It contains circular DNA.
1. 1, 2 and 3
2. 1 and 3 only
3. 1 and 2 only
4. 2 and 3 only
Subtopic: Â Neuroanatomy |
Level 3: 35%-60%
Hints
Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (a) | Multipolar neuron | (i) | Somatic neural system |
| (b) | Bipolar neuron | (ii) | Cerebral cortex |
| (c) | Myelinated nerve fibre | (iii) | Retina of Eye |
| (d) | Unmyelinated nerve fibre | (iv) | Spinal nerves |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (iv) | (ii) |
| 2. | (ii) | (iv) | (iii) | (i) |
| 3. | (ii) | (iii) | (i) | (iv) |
| 4. | (ii) | (iii) | (iv) | (i) |
Subtopic: Â Neuroanatomy |
 69%
Level 2: 60%+
NEET - 2022
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Assertion (A) : Brain is an organ found in vertebrates exhibiting higher levels of organisation.
Reason (R) : Brain comprises four basic types of tissues which are organised in a specific proportion and pattern.
Choose the correct option from the following
1. (A) and (R) are true and (R) is the correct explanation of (A)
2. (A) and (R) are true but (R) is not the correct explanation of (A)
3. (A) is true, (R) is false
4. (A) is false, (R) is true
Reason (R) : Brain comprises four basic types of tissues which are organised in a specific proportion and pattern.
Choose the correct option from the following
1. (A) and (R) are true and (R) is the correct explanation of (A)
2. (A) and (R) are true but (R) is not the correct explanation of (A)
3. (A) is true, (R) is false
4. (A) is false, (R) is true
Subtopic: Â Neuroanatomy |
Level 3: 35%-60%
Hints
Assertion (A): The rate of conduction of nerve impulse is higher in myelinated neurons.
Reason (R): Saltatory type of impulse conduction is present in the myelinated nerve fibres.
In the light of above statements, select the correct answer from the options given below
1. Both (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R) are true but (R) is not the correct explanation of (A)
3. (A) is false, (R) is true
4. (A) is true, (R) is false
Reason (R): Saltatory type of impulse conduction is present in the myelinated nerve fibres.
In the light of above statements, select the correct answer from the options given below
1. Both (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R) are true but (R) is not the correct explanation of (A)
3. (A) is false, (R) is true
4. (A) is true, (R) is false
Subtopic: Â Neuroanatomy |
 80%
Level 1: 80%+
Hints
| Assertion (A): | Corpus callosum connects the two cerebral hemispheres |
| Reason (R): | Association area are responsible for complex functions like intersensory association, memory and communication |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Neuroanatomy |
 87%
Level 1: 80%+
Hints
| Assertion (A): | Neurons are excitable. |
| Reason (R): | The membrane of neurons is in a polarised state. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Â Neuroanatomy |
 88%
Level 1: 80%+
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- 1(current)
Q. No.
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