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NEET 2019 Revision Quiz Neural Control and Coordination 3 (10.12. 2019)

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Question 1

The path of passage of stimulus when you accidentally touch a hotplate is

Question 2

Reflexes for blood pressure are located in-

Question 3

The shape of malleus bone found in the human ear is

Question 4

Visual pigments of cones are

Question 5

Sensory cristae are present in

Question 6

Vitamin A deficiency leads to night-blindness. Which of the following is the reason for the disease?

Question 7

The 3^rd ossicle of the middle ear, the stapes is attached to the

Question 8

The given diagram shows axon terminal. Select the option that correctly matches the steps in transmission of impulses (list i - vii) with the labellings (A - C) in diagram

(i) Chemicals called neurotransmitters are released in the synaptic cleft through ion channels.
(ii) When an impulse arrives at the axon terminal, it stimulates the movement of synaptic vesicles.
(iii) Neurotransmitters are endocytosed into the neurons.
(iv) The ion channels close with the binding of neurotransmitters to their specific receptors vesicles.
(v) Synaptic vesicles move towards the membrane where they fuse with the plasma membrane.
(vi) Neurotransmitters are released in the synaptic cleft.
(vii) The released transmitters bind to their specific receptors on post-synaptic membrane.

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