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Human Health and Disease — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
MCQ
Cyanosis refers to:
  • A
    Bluish colouration of the body.
  • B
    Reddish colouration of the body.
  • C
    Pale colouration of the body.
  • D
    Goose flesh of the body.
✓

Answer

  1. Bluish colouration of the body.

Explanation:

Cyanosis is a condition in which there is bluish and purplish colouration of body due to lack of oxygen in the tissues near the skin surface. There is formation of deoxyhaemoglobin due to lack of oxygen in the blood.

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