In the human ear:
1.
Tectorial membrane separates the scala vestibuli and scala media
2.
Reissner’s membrane separates the scala media and the scala tympani
3.
Basilar membrane lies over the hair cells of the organ of Corti
4.
Tympanic membrane separates the external ear and the middle ear
61%
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Dysfunction of which of the following parts of the human brain is most likely to affect learning and memory?
1. Pons
2. Hippocampus
3. Cerebellum
4. Hypothalamus
1. Pons
2. Hippocampus
3. Cerebellum
4. Hypothalamus
Subtopic: Diencephalon |
55%
From NCERT
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Cones in human eye:
1. are of three types and function in photopic and colour vision
2. are of three types and function in scotopic vision
3. are of two types and function in photopic and colour vision
4. are of two types and function in scotopic vision
1. are of three types and function in photopic and colour vision
2. are of three types and function in scotopic vision
3. are of two types and function in photopic and colour vision
4. are of two types and function in scotopic vision
75%
From NCERT
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Which of the following statements is/are true?
| I: | The resting axonal membrane is relatively more permeable to potassium ions and nearly impermeable to sodium ions. |
| II: | Sodium potassium pump transports 3 Na+ outwards for 2 K+ into the cell. |
| 1. | Only I |
| 2. | Only II |
| 3. | Both I and II |
| 4. | Neither I nor II |
Subtopic: Origin of Resting Membrane Potential | Action Potential |
84%
From NCERT
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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: Origin of Resting Membrane Potential | Synapse |
89%
From NCERT
NEET - 2022
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Ear wax secreting cells have which type of epithelium?
1. Columnar epithelium
2. Exocrine glandular epithelium
3. Compound epithelium
4. Endocrine glandular epithelium
70%
From NCERT
NEET - 2022
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Match List - I with List - II regarding sensory organs in human.
| List - I | List - II |
| (a) Organ of corti | (i) Photo receptors |
| (b) Nasal mucosa | (ii) Gustatory receptors |
| (c) Taste buds | (iii) Auditory receptors |
| (d) Retina | (iv) Olfactory receptors |
Choose the correct answer from the option given below
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iv) | (iii) | (i) |
| 2. | (iii) | (iv) | (ii) | (i) |
| 3. | (iv) | (iii) | (i) | (ii) |
| 4. | (iii) | (i) | (ii) | (iv) |
89%
From NCERT
NEET - 2022
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Much of the sensory Motor, and associative neural activity of the cerebrum occurs on the surface, a layer called the
1. Corpus Callosum
2. Cerebral Cortex
3. Limbic System
4. Basal Ganglia
1. Corpus Callosum
2. Cerebral Cortex
3. Limbic System
4. Basal Ganglia
Subtopic: Cerebrum, EEG & Sleep |
82%
From NCERT
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Synpases are excitory or inhibitory based on
1. Integration
2. Summation
3. Autonomic Control
4. Saltatory Conduction
1. Integration
2. Summation
3. Autonomic Control
4. Saltatory Conduction
Subtopic: Synapse |
From NCERT
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Which of the following statements are incorrect related to Retina?
(i) Rods are more sensitive to red than blue light
(ii) Rods are more numerous in the central than in peripheral retina
(iii) Rods and cones are present in the innermost layer of the retina next to vitreous.
(iv) Amacrine cells synapses with each rods and cones.
1. (i), (ii), (iii), (iv)
2. (iii), (iv)
3. (i), (ii) only
4. (iv) only.
(i) Rods are more sensitive to red than blue light
(ii) Rods are more numerous in the central than in peripheral retina
(iii) Rods and cones are present in the innermost layer of the retina next to vitreous.
(iv) Amacrine cells synapses with each rods and cones.
1. (i), (ii), (iii), (iv)
2. (iii), (iv)
3. (i), (ii) only
4. (iv) only.
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