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Prolonged deficiency of nicotinic acid causes
Options
(a) osteomalacia
(b) pellagra
(c) anaemia
(d) xerophthalmia
Correct Answer:
pellagra
Explanation:
The nicotinic acid or niacin (vitamin B₃) is required for co-enzymes NAD and NADP (dehydrogenases) and its deficiency causes pellagra charcterised by three D’s such as diarrhoea, dermatitis and dementia. Xerophthalmia, osteomalacia and anaemia are caused by the deficiency of vitamin-A, and vitamin-D and iron respectively.
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Topics: Human Digestion and Breathing
(167)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the space betwen arachnoid and piamater called
- Dental formula of human being is
- Vascular tissue or fluid tissuee is made up of
- About 98 percent of the mass of every living organism is composed of just six element
- The thickening of walls of arteries is called
Topics: Human Digestion and Breathing (167)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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