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Choose the correct statement....

Choose the correct statement.

A

Nociceptors respond to change in presure.

B

Meissner's corpuscles are thermoreceptors.

C

Photoreceptors in the human eye are depolarized during darkness and become hyperpolarized in response to the light stimulus

D

Receptors do not produces graded potentials.

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The correct Answer is:
C
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TRUEMAN BIOLOGY-NEURAL CONTROL AND COORDINATION-MCQ
  1. The number of spinal nerves in human is

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  2. During synaptic transmission of nerve impulse, neurotransmitter (P) is...

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  3. Third and fourth ventricles of the brain are connected by 1. Aqueduct...

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  4. Parts A, B, C and D of the human eye are shown in the diagram. Select ...

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  5. A diagram showing axon terminal and synapes is given. Indentify correc...

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  6. A pregnant female delivey a baby who suffers from stunted growth, ment...

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  7. Injury localized to the hypothalamus would most likely disrupt 1. Regu...

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  8. Fight or flight reaction cause activation of

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  9. Which one of the following statements is not correct ?

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  10. A gymnast is able to balance his body upside down even in the total da...

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  11. Which of the following regions of the brain is incorrectly paired with...

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  12. Destruction of the anterior horn cells of the spinal cord would result...

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  13. In mammalian eye, the 'fovea' is the centre of the visual field, where

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  14. Photosensitive compound in human eye is made up of:

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  15. Choose the correct statement.

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  16. Receptor sites for neurotransmitters are present on

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  17. (i) and (ii)

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  18. Which of the following structures or regions is incorrectly paired wit...

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  19. The transparent lens in the human eye is held in its place by

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  20. Nissl bodies are mainly composed of

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