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Neural Control and Coordination

Short Answer Type

131. Answer Briefly
(c) How does the eye regulate the amount of light that falls on the retina ?

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Multiple Choice Questions

132. The region of the vertebrate eye, where the optic nerve passes out of the retina is called the

Fovea
Iris
Blind spot
Optic chaisma

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Short Answer Type

133. Write short notes on the following
(b) Fore brain.

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134. Write short notes on the following
(c) mid brain.

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135. Write short notes on hind brain.

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136. Write short notes on organ of corti .

Organ of Corti : Organ of Corti is the structure present on basilar membrane which consists of hair cells that act as the auditory receptors. The internal side of the Organ of Corti consists of the row of the hair cells

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Long Answer Type

137. Explain the following processes:
Tranmission of a nerve impulse across a chemical synapse.

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Short Answer Type

138.

Compare the following

Central neural system(CNS) and peripheral neural system(PNS).

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139. Compare the resting potential and action potenial.

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140. Compare the choroid and retina.

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