Multiple choice

Which of the following pairs is characterised by swollen lips, thick pigmented skin of hands and legs, and irritability?

  1. Iodine - goitre

  2. Protein - kwashiorkar

  3. Thiamine - beriberi

  4. Nicotinamide - pellagra

  5. -

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Pellagra is a deficiency disease caused by a lack of nicotinic acid or its precursor tryptophan, in the diet. It is characterised by dermatitis, diarrhoea, swollen lips and mental disturbance.