Neural Control and Coordination


  1. Injury localized to the hypothalamus would most likely disrupt:









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    The hypothalamus is a highly complex structure in the brain that regulates many important brain chemicals. The hypothalamus is responsible for hormone production. The hormones produced by this area govern body temperature, thirst, hunger, sleep, circadian rhythm, moods, sex drive, and the release of other hormones in the body. This area of the brain controls the pituitary gland and other glands in the body.

    Correct Option: D

    The hypothalamus is a highly complex structure in the brain that regulates many important brain chemicals. The hypothalamus is responsible for hormone production. The hormones produced by this area govern body temperature, thirst, hunger, sleep, circadian rhythm, moods, sex drive, and the release of other hormones in the body. This area of the brain controls the pituitary gland and other glands in the body.


  1. Which of the following regions of the brain is incorrectly paired with its function?









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    Cerebellum maintains the balance and body posture. It is not concerned with logical part.

    Correct Option: A

    Cerebellum maintains the balance and body posture. It is not concerned with logical part.



  1. Receptor sites for neurotransmitters are present on:









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    Pre-synaptic membrane is involved in the release of neurotransmitter in the chemical synapse. The receptors sites for neurotransmitters are present on postsynaptic membrane of neuron.

    Correct Option: C

    Pre-synaptic membrane is involved in the release of neurotransmitter in the chemical synapse. The receptors sites for neurotransmitters are present on postsynaptic membrane of neuron.


  1. Which part of the human ear plays no role in hearing as such but is otherwise very much required?









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    Vestibular apparatus is a part of inner ear which has no role in hearing but responsible for the maintenance of balance of the body and posture.

    Correct Option: C

    Vestibular apparatus is a part of inner ear which has no role in hearing but responsible for the maintenance of balance of the body and posture.



  1. Sensitive pigmented layer of eye is









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    Retina has 2 layers, an outer heavily pigmented (melanin containing) layer and an inner neurosensory layer. The inner layer consists of rods and cones, bipolar nerve cells and large ganglionic nerve cells.

    Correct Option: B

    Retina has 2 layers, an outer heavily pigmented (melanin containing) layer and an inner neurosensory layer. The inner layer consists of rods and cones, bipolar nerve cells and large ganglionic nerve cells.