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Neural Control and Coordination: Class-XI


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MCQs on Neural Control and Coordination: Class-XI for NEET Practice


Match List-I with List-II with respect to human eye.

List-I List-II
(A)Fovea (I)Visible coloured portion of eye that regulates diameter of pupil.
(B)Iris (II)External layer of eye formed of dense connective tissue.
(C)Blind spot (III)Point of greatest visual acuity or resolution.
(D)Sclera (IV)Point where optic nerve leaves the eyeball and photoreceptor cells are absent.
Choose the correct answer from the options given below:

NEET-2023 [Neural-Control-and-Coordination] [class-xi ]

  • A-II, B-I, C-III, D-IV
  • A-III, B-I, C-IV, D-II
  • A-IV, B-III, C-II, D-I
  • A-I, B-IV, C-III, D-II
    • Correct Option: B  [ A-III, B-I, C-IV, D-II ]

    Remark:

The parts of human brain that helps in regulation of sexual behaviour, expression of excitement, pleasure, rage, fear etc. are:

NEET-2023 [Neural-Control-and-Coordination] [class-xi ]

  • Corpus callosum and thalamus
  • Limbic system & hypothalamus
  • Corpora quadrigemina & hippocampus
  • Brain stem & epithalamus
    • Correct Option: B  [ Limbic system & hypothalamus ]

    Remark:

Select the incorrect statement regarding synapses:

NEET-2022 [Neural-Control-and-Coordination] [class-xi ]

  • Electrical current can flow directly from one neuron into the other across the electrical synapse.
  • Chemical synapses use neurotransmitters
  • Impulse transmission across a chemical synapse is always faster than that across an electrical synapse.
  • The membranes of presynaptic and postsynaptic neurons are in close proximity in an electrical synapse.
    • Correct Option: C  [ Impulse transmission across a chemical synapse is always faster than that across an electrical synapse. ]

    Remark:

Which of the following is associated with decrease in cardiac output?

NEET-(Oct)2020 [Neural-Control-and-Coordination] [class-xi ]

  • Sympathetic nerves
  • Parasympathetic neural signals
  • Pneumotaxic centre
  • Adrenal medullary hormones
    • Correct Option: B  [ Parasympathetic neural signals ]

    Remark:

Match the following columns and select the correct option:

Column-I Column-II
(A)Rods and Cones (I)Absence of photoreceptor cells
(B)Blind Spot (II)Cones are densely packed
(C)Fovea (III)Photoreceptor cells
(D)Iris (IV)Visible coloured portion of the eye

NEET-(Oct)2020 [Neural-Control-and-Coordination] [class-xi ]

  • (A)-(III), (B)-(I), (C)-(II), (D)-(IV)
  • (A)-(II), (B)-(III), (C)-(I), (D)-(IV)
  • (A)-(III), (B)-(IV), (C)-(II), (D)-(I)
  • (A)-(II), (B)-(IV), (C)-(III), (D)-(I)
    • Correct Option: A  [ (A)-(III), (B)-(I), (C)-(II), (D)-(IV) ]

    Remark:

Match the following columns and select the correct option.

Column-I Column-II
(A)Organ of Corti (I)Connects middle ear and pharynx
(B)Cochlea (II)Coiled part of the labyrinth
(C)Eustachian tube (III)Attached to the oval window
(D)Stapes (IV)Located on the basilar membrane

NEET-(Sept)2020 [Neural-Control-and-Coordination] [class-xi ]

  • (A)-(II), (B)-(III), (C)-(I), (D)-(IV)
  • (A)-(III), (B)-(I), (C)-(IV), (D)-(II)
  • (A)-(IV), (B)-(II), (C)-(I), (D)-(III)
  • (A)-(I), (B)-(II), (C)-(IV), (D)-(III)
    • Correct Option: C  [ (A)-(IV), (B)-(II), (C)-(I), (D)-(III) ]

    Remark:

Snow-blindness in Antarctic region is due to:

NEET-(Sept)2020 [Neural-Control-and-Coordination] [class-xi ]

  • Freezing of fluids in the eye by low temperature
  • Inflammation of cornea due to high dose of UV-B radiation
  • High reflection of light from snow
  • Damage to retina caused by infra-red rays
    • Correct Option: B  [ Inflammation of cornea due to high dose of UV-B radiation ]

    Remark:

Which part of the brain is responsible for thermoregulation?

NEET-2019 [Neural-Control-and-Coordination] [class-xi ]

  • Hypothalamus
  • Cerebrum
  • Corpus callosum
  • Medulla oblongata
    • Correct Option: A  [ Hypothalamus ]

    Remark:

Which of the following statements is correct?

NEET-2019 [Neural-Control-and-Coordination] [class-xi ]

  • Cornea consists of dense connective tissue of elastin and can repair itself.
  • Cornea is an external, transparent and protective proteinacious covering of the eye-ball.
  • Cornea is convex, transparent layer which is highly vascularised.
  • Cornea consists of dense matrix of collagen and is the most sensitive portion of the eye.
    • Correct Option: B  [ Cornea is an external, transparent and protective proteinacious covering of the eye-ball. ]

    Remark:

Match List I with List II:

List-I List-II
(A)Pons (I)Provides additional space for Neurons, regulates posture and balance.
(B)Hypothalamus (II)Controls respiration and gastric secretions.
(C)Medulla (III)Connects different regions of the brain.
(D)Cerebellum (IV)Neuro secretory cells
Choose the correct answer from the options given below:

NEET-2024 [Neural-Control-and-Coordination] [class-xi ]

  • A-III, B-IV, C-II, D-I
  • A-II, B-III, C-I, D-IV
  • A-II, B-I, C-III, D-IV
  • A-I, B-III, C-II, D-IV
    • Correct Option: A  [ A-III, B-IV, C-II, D-I ]

    Remark:
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