Neet Questions Neural Control And Coordination

Learn the top 10 questions from Chapter 21 Neural Control and Coordination of Unit 5 - Human Physiology and prepare for NEET 2020.

Important NEET Questions on Class 11 Chapter 21: Neural Control and Coordination

1. The myelin sheath is produced by oligodendrocytes in the central nervous system (CNS) (NEET 2017).

A. Schwann Cells and Oligodendrocytes

B. Osteoclasts and Astrocytes

C. Oligodendrocytes and Osteoclasts

D. Astrocytes and Schwann Cells

Which of the following food items is a rich source of carotene?

  • A. Spinach
  • B. Orange
  • C. Cabbage
  • D. Banana

I. Retinal is a light-absorbing part of all the visual photopigments.

II. Retinal is a derivative of Vitamin A

III. Carotene is the precursor for Vitamin A derivatives

IV. Photopigments are embedded in the membrane discs of the Inner Segment.

A. II, III, IV

B. II, III

C. I, II

I, III, and IV

Which of the following is the correct statement regarding NEET-II 2016?

A. Meissner’s corpuscles are thermoreceptors.

B. Nociceptors respond to changes in pressure.

C. Receptors do not produce graded potentials

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

Destruction of the anterior horn cells of the spinal cord would result in loss of motor function (2015)

A. Voluntary Motor Impulses

B. Sensory Impulses

C. Integrating Impulses

D. Commissural Impulses

The ‘fovea’ in the mammalian eye is the center of the visual field, as reported in 2015.

A. More rods than cones are found

The optic nerve leaves the eye.

C. only rods are present

D. High density of cones occur, but there are no rods.

Injury localized to the hypothalamus would most likely disrupt functions such as hormone release, body temperature regulation, and hunger regulation (2014).

A. Regulation of Body Temperature

B. Short-term Memory

C. Executive Functions, such as Decision Making

D. Coordination During Locomotion

7. The most abundant intracellular cation is Sodium (NEET 2013)

A. C++

B.K.+

C. Na+

D. H+

The ear canal, which is part of the human ear, plays no role in hearing but is still necessary (2012).

A. Organ of Corti

B. Eustachian Tube

C. Ear Ossicles

D. Vestibular Apparatus

The axonal membrane of a neuron is in a resting state when the neuron is not conducting any impulse (2011).

A. Impermeable to both Na+ and K+ ions

B. Equally permeable to both Na+ and K+ ions

C. comparatively more permeable to Na+ ions and nearly impermeable to K+ ions

D. comparatively more permeable to K+ ions and nearly impermeable to Na+ ions

10. It has been suggested that Alzheimer’s disease in humans may be associated with a deficiency of certain nutrients (2009).

A. Dopamine

B. acetylcholine

C. Glutamic Acid

Gamma-Aminobutyric Acid (GABA)

Question Answer Key

| 1 | A |

| 2 | B |

| 3 | D |

| 4 | A |

| 5 | D |

| 6 | A |

| 7 | B |

| 8 | D |

| 9 | D |

| 10 | B |

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