Fairly easy

Severe deficiency of Vitamin D results in __________.

Correct answer: B. rickets

  • A. scurvy
  • B. rickets
  • C. night blindness
  • D. None of these

Explanation

Severe vitamin D deficiency causes rickets in children because poor calcium absorption weakens and deforms growing bones. Scurvy is caused by vitamin C deficiency, not vitamin D deficiency.

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The human body is studied through its organ systems, including digestion, respiration, circulation, excretion, nervous coordination, reproduction and immunity. Coverage also includes nutrients and deficiency diseases, hormones, blood groups, common infections, vaccines, sanitation and basic first aid, while distinguishing communicable diseases from inherited and lifestyle disorders.

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