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Blind spot in the eye is devoid of the a...

Blind spot in the eye is devoid of the ability of vision. Why is it so ?

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Since it is free from rods and cones
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ICSE-NEURAL CONTROL AND CO-ORDINATION -TEST YOUR PROGRESS ( VERY SHORT ANSWER TYPE QUESTIONS )
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  2. Name the enzyme present in tears which prevents eye infections.

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  3. Blind spot in the eye is devoid of the ability of vision. Why is it so...

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  4. Name the part of the brain which performs the function of intelligence...

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  5. Name the part of the internal ear that is concerned with the maintenan...

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  6. What happens if the sympathetic nerve supply to the heart is cut off?

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  7. .......... pigment enables us to see in the dark.

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  8. Name the fluid present within the cochlear anal.

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  9. Name the ear ossicles in the order of arrangement in humans.

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  10. Name the palce of retina which has the brightest vision ?

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  11. Elaborate the abbreviation CNS.

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  12. How many types of cranial nerves and spinal nerves are there in the ma...

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  13. What is the origin of acetylcholine?

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  14. What transmits messages in the form of impulses?

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  15. Point out the wrong item in the following set of structures : corpus c...

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  16. Saltatory conduction is associated with those nerve fibres that have n...

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  17. Differentiate between : Natural and Conditioned reflex.

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  18. State one main function of each of the following: (i) Cerebellum, (...

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  19. Name the band of nerve fibres that joins the cerebral hemispheres.

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  20. Name the mixed cranial nerve that controls swallowing.

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