Fovea centralis is a part of:

1. Sclera 2. Cornea
3. Retina 4. Choroid

Subtopic:  Basic Anatomy of Human Eye (OLD NCERT) |
 86%
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When the ciliary muscles in the human eye contract:
1. the lens becomes more convex, generally improving the focus for closer objects
2. the lens becomes more convex, generally improving the focus for farther objects
3. the lens becomes more flat, generally improving the focus for closer objects
4. the lens becomes more flat, generally improving the focus for farther objects

Subtopic:  Human Eye (OLD NCERT) |
 53%
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The afferent neuron receives signal from a sensory organ and transmits the impulse to the CNS via:
1. Dorsal root of the spinal nerve
2. Ventral root of the spinal nerve
3. Cranial nerve
4. Intermediolateral horn of spinal cord grey mater

Subtopic:  Nervous System |
 81%
From NCERT
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Olfactory epithelium extends directly into which of the following extensions of the brain’s limbic system?

1. Amygdala 2. Olfactory lobe
3. Septum 4. Hippocampus
Subtopic:  Nervous System | Smell & Taste (OLD NCERT) |
 77%
From NCERT
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Membranous labyrinth of the inner ear is surrounded by:

1. Perilymph 2. Endolymph
3. Hemolymph 4. Air
Subtopic:  Inner Ear: Cochlea (OLD NCERT) |
 68%
From NCERT
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The space between the cornea and the lens in human eye is filled with:

1. Aqueous humor 2. Vitreous humor
3. Lymph 4. Air
Subtopic:  Human Eye (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 90%
From NCERT
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The ear ossicles transmit sound waves to:

1. Ear drum 2. Oval window
3. Round window 4. Cochlear duct
Subtopic:  Outer & Middle Ear (OLD NCERT) | Inner Ear: Cochlea (OLD NCERT) |
 79%
From NCERT
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Consider the two statements:

I: Electric synapses are rare in our system.
II: Impulse transmission across electric synapse is always faster than across a chemical synapse.

1. Both I and II are correct and II explains I
2. Both I and II are correct and II does not explain I
3. Only I is correct
4. Only II is correct

Subtopic:  Origin of Resting Membrane Potential | Action Potential |
 79%
From NCERT
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The primary commissural region of the brain consisting of white matter tracts that connects the left and right cerebral hemispheres is called as:

1. corpus striatum 2. corpus luteum
3. corpus callosum 4. corpus spongiosum
Subtopic:  Diencephalon |
 95%
From NCERT
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The scala vestibuli and scala tympani contain perilymph and are connected at the:

1. cochlear duct 2. helicotrema
3. semicircular duct 4. vestibule
Subtopic:  Inner Ear: Cochlea (OLD NCERT) |
 58%
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