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Find out the incorrect statement from the following.
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Important Questions on Neural Control and Coordination
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In the mammalian eye, the 'fovea' is the the center of the visual field, where:
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Choose the correct statements.
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When one goes from a brightly lit area to a dimly lit room our eyes adjusts slowly, thereby regaining the clarity of vision. Which ONE of the following explains this process?
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The transparent lens in the human eye is held in its place by
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Which one of the following statements is not correct?
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Which statement is CORRECT regarding blind spot in human eye?
It ___________.
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In a blind spot of the human eye
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Short sightedness in humans can be corrected by using:
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Match the following columns and select the correct option:-
| Column | column | ||
| (a) | Rods and cones | (i) | Absence of photoreceptor cells |
| (b) | Blind spot | (ii) | Cones are densely packed |
| (c) | Fovea | (iii) | Photoreceptor cells |
| (d) | Iris | (iv) | Visible coloured portion of the eye |
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Which one of the following parts of the eye is affected in cataract?
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Consider the following vision defects listed in Columns I and II and the corrective measures in Column III. Choose the correct combination.
| P. | Hypermetropia | Near-sightedness | a. | Convex lens | |
| Q. | Myopia | (ii) | Far-sightedness | b. | Concave lens |
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Which of the following statement is correct?
(i) The rods contain a purplish-red protein called the rhodopsin.
(ii) The photopigments are embedded in the membrane discs of the inner segment.
(iii) Retinal is a derivative of vitamin A.
(iv) Light induces dissociation of the retinal from opsin resulting in changes in the structure of the opsin.
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Which of the following statements is correct?
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The photosensitive compound in the human eye is made up of:
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In eye donation, which one of the following parts of donor's eye is utilized?
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Match the following columns and choose the correct option.
| Column-I | Column- II | ||
|---|---|---|---|
| (A) | Fovea | (1) | Provides opening for entry of light |
| (B) | Iris | (2) | Transduces RGB light |
| (C) | Pupil | (3) | Transmits information to CNS |
| (D) | Lens | (4) | Controls amount of light entering |
| (E) | Optic nerve | (5) | Focuses light on the retina |
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A type of neuron with one axon and one dendrite called the bipolar neuron is found in humans in
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Which of the following statements is false?
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Which of the following statement is false for structures marked in the given figure :-
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The retina of mammalian eye is composed of:
