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Q. No.Select the incorrect statement regarding synapses:
1.
Impulse Transmission across a chemical synapse is always faster than that across an electrical synapse.
2.
The membranes of presynaptic and postsynaptic neurons are in close proximity in an electrical synapse.
3.
Electrical current can flow directly from one neuron into the other across the electrical synapse.
4.
Chemical synapses use neurotransmitters.
Subtopic: Â Synapse |
 88%
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NEET - 2022
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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 |
 67%
From NCERT
NEET - 2022
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The parts of the human brain that help in the regulation of sexual behavior, expression of excitement, pleasure, rage, fear, etc. are:
1. Corpus callosum and thalamus
2. Limbic system & hypothalamus
3. Corpora quadrigemina & hippocampus
4. Brain stem & epithalamus
1. Corpus callosum and thalamus
2. Limbic system & hypothalamus
3. Corpora quadrigemina & hippocampus
4. Brain stem & epithalamus
Subtopic: Â Diencephalon |
 88%
From NCERT
NEET - 2023
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Brain stem of the human brain consists of:
1. Mid-brain, Pons and Medulla Oblongata
2. Forebrain, Cerebellum and Pons
3. Thalamus, Hypothalamus and Corpora quadrigemina
4. Amygdala, Hippocampus and Corpus Callosum
1. Mid-brain, Pons and Medulla Oblongata
2. Forebrain, Cerebellum and Pons
3. Thalamus, Hypothalamus and Corpora quadrigemina
4. Amygdala, Hippocampus and Corpus Callosum
Subtopic: Â Hind & Mid Brain |
 90%
From NCERT
NEET - 2023
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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 |
 78%
From NCERT
AIPMT - 2002
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Depolarization of axolemma during nerve conduction takes place because of:
| 1. | Equal amount of Na+ & K+ moves out across axolemma |
| 2. | Na+ ions move inside |
| 3. | More Na+ ions are outside |
| 4. | None of the above |
Subtopic: Â Action Potential |
 81%
From NCERT
AIPMT - 2000
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In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive:
1. K+ and Na+ out of the cell
2. Na+ into the cell
3. Na+ out of the cell
4. K+ into the cell
Subtopic: Â Origin of Resting Membrane Potential |
 62%
From NCERT
AIPMT - 2004
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Select the answer with correct matching of the structure, its location and function:
| A | B | C | |
| 1. | Cerebellum | Mid brain | Controls respiration and gastric secretions |
| 2. | Hypothalamus | Fore brain | Controls body temperature, urge for eating and drinking |
| 3. | Blind spot | Near the place where optic nerve leaves the eye | Rods and cones are present but inactive here |
| 4. | Eustachian tube |
Anterior part of internal ear | Equalizes air pressure on either sides of tympanic membrane |
Subtopic: Â Diencephalon |
 87%
From NCERT
AIPMT - 2010
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Match List I with List II:
Choose the correct answer from the options given below:
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
| List I | List II | ||
| 1. | Pons | I. | Provides additional space for Neurons, regulates posture and balance |
| 2. | Hypothalamus | II. | Controls respiration and gastric secretions |
| 3. | Medulla | III. | Connects different regions of the brain |
| 4. | Cerebellum | IV. | Neuro secretory cells |
Choose the correct answer from the options given below:
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 |
 75%
From NCERT
NEET - 2024
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Given below are two statements:
In the light of the above statements, choose the most appropriate answer from the options given below:
| Statement I: | The cerebral hemispheres are connected by nerve tract known as corpus callosum. |
| Statement II: | The brain stem consists of the medulla oblongata, pons and cerebrum. |
| 1. | Both Statement I and Statement II are incorrect. |
| 2. | Statement I is correct but Statement II is incorrect. |
| 3. | Statement I is incorrect but Statement II is correct. |
| 4. | Both Statement I and Statement II are correct. |
Subtopic: Â Hind & Mid Brain |Â Fore Brain |
 66%
From NCERT
NEET - 2024
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