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Related Practice Questions :

Unmyelinated nerve fiber is:
 
1. Not enclosed by a Schwann cell and hence
not enclosed by a myelin sheath
 
2. Enclosed by a Schwann cell that does not
form a myelin sheath
 
3. Not enclosed by a Schwann cell but enclosed
by a myelin sheath formed by oligodendrocytes
 
4. Not found in the autonomous and the
somatic neural system
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
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The brain stem does not include :
1. Mid-brain 
2. Medulla oblongata
3. Pons Varolii
4. Cerebellum 

To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.

Which of the following is a major coordinating center for sensory and motor signaling for the cerebrum?
1. Hypothalamus
2. Thalamus
3. Corpora quadrigemina
4. Amygdala

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NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
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Myelin sheath is produced by
(1) Schwann cells and Oligodendrocytes

(2) Astrocytes and Schwann cells

(3) Oligodendrocytes and Osteoclasts

(4) Osteoclasts and Astrocytes

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Assertion   :       Some areas of the brain and spinal cord look white.

Reason      :       This is because cell bodies of neurons are situated in those areas.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
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