- 1(current)
Q. No.Which of the following statement is correct for the node of Ranvier of nerve:
1. Neurilemma is discontinuous
2. Myelin sheath is discontinuous
3. Both neurilemma & Myelin sheath are discontinuous
4. Covered by myelin sheath
Subtopic: Â Nervous System |
 79%
Level 2: 60%+
AIPMT - 2002
Hints
Myelin sheath is produced by:
| 1. | Astrocytes and Schwann cells |
| 2. | Oligodendrocytes and Osteoclasts |
| 3. | Osteoclasts and Astrocytes |
| 4. | Schwann cells and Oligodendrocytes |
Subtopic: Â Nervous System |
 86%
Level 1: 80%+
NEET - 2017
Hints
Match List-I with List-II
Choose the correct answer from the options given below:
1. A-III,B-I,C-IV,D-II
2. A-I,B-IV,C-II,D-III
3. A-IV,B-III,C-II,D-I
4. A-II,B-III,C-I,D-IV
| List-I | List-II | ||
| A. | Schwann cells | I. | Neurotransmitter |
| B. | Synaptic knob | II. | Cerebral cortex |
| C. | Bipolar neurons | III. | Myelin Sheath |
| D. | Multipolar neurons | IV. | Retina |
1. A-III,B-I,C-IV,D-II
2. A-I,B-IV,C-II,D-III
3. A-IV,B-III,C-II,D-I
4. A-II,B-III,C-I,D-IV
Subtopic: Â Nervous System |
 94%
Level 1: 80%+
NEET - 2024
Hints
Receptor sites for neurotransmitters are present on:
| 1. | Pre-synaptic membrane | 2. | Tips of axons |
| 3. | Post-synaptic membrane | 4. | Membrane of synaptic vesicles |
Subtopic: Â Nervous System |Â Synapse |
 81%
Level 1: 80%+
NEET - 2017
Hints
Match List-I with List-II:
Choose the correct answer from the options given below:
| List-I | List-II | ||
| A. | Pons | I. | Provides additional space for Neurons, regulates posture and balance |
| B. | Hypothalamus | II. | Controls respiration and gastric secretions |
| C. | Medulla | III. | Connects different regions of the brain |
| D. | Cerebellum | IV. | Neuro secretory cells |
| 1. | A-III, B-IV, C-II, D-I | 2. | A-I, B-III, C-II, D-IV |
| 3. | A-II, B-I, C-III, D-IV | 4. | A-II, B-III, C-I, D-IV |
Subtopic: Â Nervous System |Â Hind & Mid Brain |Â Fore Brain |
 81%
Level 1: 80%+
NEET - 2024
Hints
Select the incorrect statement:
| 1. | Na+/K+ ATPase is an electrogenic pump that helps to maintain an electrochemical ionic gradient across axolemma. |
| 2. | At rest, axoplasm has lower ions concentration than ion concentration. |
| 3. | Brain stem comprises midbrain, pons, and medulla oblongata. |
| 4. | Thalamus part of the hindbrain is responsible for emotions like anger and rage. |
Subtopic: Â Nervous System |
 77%
Level 2: 60%+
Hints
Subtopic: Â Nervous System |
 96%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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