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
Subtopic: Mechanism of hearing |
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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 |
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Level 3: 35%-60%
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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
Subtopic: Sensory reception and Processing |
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Level 2: 60%+
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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 |
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Level 1: 80%+
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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 |
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Level 1: 80%+
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
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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) |
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Level 1: 80%+
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 |
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Which of the following is not an effect of parasympathetic stimulation?
1. Salivation
2. Gastric secretion
3. Pancreatic secretion
4. Contraction of sphincter of oddi.
1. Salivation
2. Gastric secretion
3. Pancreatic secretion
4. Contraction of sphincter of oddi.
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Which of the following structures is incorrectly paired with its function?
1. pons-conducts information between spinal cord and brain
2. cerebellum-contains the tracts that cross motor neurons from one side of the brain to the other side of the body.
3. thalamus-screens and relays incoming impulses to the cerebrum
4. corpus callosum-hand of fibers connecting left and right hemispheres
1. pons-conducts information between spinal cord and brain
2. cerebellum-contains the tracts that cross motor neurons from one side of the brain to the other side of the body.
3. thalamus-screens and relays incoming impulses to the cerebrum
4. corpus callosum-hand of fibers connecting left and right hemispheres
Subtopic: Cerebrum, EEG & Sleep |
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