Which part of the ear determines the pitch of a sound. from Bio

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 Multiple Choice QuestionsLong Answer Type

141.

Give a brief account of mechanism of synaptic transmission

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142.

Give a brief account of mechanism of vision.

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143.

Give a brief account of mechanism of hearing.

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144. Explain the following

Role of Na
+ in the generation of action potential.
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 Multiple Choice QuestionsShort Answer Type

145. Explain the following

Mechanism of generation of light induced impulse in retina,
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146. Explain the following

Mechanism through which a sound produces a nerve impulse in the inner ear.
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 Multiple Choice QuestionsOne Word Answers

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147. Which part of the ear determines the pitch of a sound.


Cochlea.
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148. Which part of the human brain is most developed ?
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149. Which part of our central neural system acts as a master clock ?
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 Multiple Choice QuestionsShort Answer Type

150.

Distinguish between impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre.

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