The re-establishment of the resting membrane potential after depolarization is primarily due to:
1. Sodium potassium pump | 2. Influx of sodium |
3. Efflux of potassium | 4. Efflux of sodium |
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In the human eye, there are three types of cones – red blue and green. When these cones are stimulated equally, a sensation for which of the following colors would be produced?
1. White | 2. Black |
3. Orange | 4. Yellow |
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Which of the following parts of the human brain functions as a gateway to the cerebrum and is a major coordinating center for sensory and motor signaling?
1. Thalamus | 2. Hypothalamus |
3. Corpora quadrigemina | 4. Pons |
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A canal called the cerebral aqueduct passes through the:
1. Cerebral hemispheres | 2. Diencephalon |
3. Mid brain | 4. Hind brain |
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From outside to inside, the correct sequence of cells in the inner layer of human retina will be:
1. Photoreceptor cells, Bipolar cells, Ganglion cells
2. Ganglion cells, Bipolar cells, Photoreceptor cells
3. Photoreceptor cells, Ganglion cells, Bipolar cells
4. Ganglion cells, Photoreceptor cells, Bipolar cells
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Gustatory receptors are meant for:
1. Taste | 2. Smell |
3. Vibration | 4. Temperature |
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Fovea centralis is a part of:
1. Sclera | 2. Cornea |
3. Retina | 4. Choroid |
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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
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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 |
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Membranous labyrinth of the inner ear is surrounded by:
1. Perilymph | 2. Endolymph |
3. Hemolymph | 4. Air |
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