The condition of inflammation and cracking on corners of the mouth is called:

Correct option is C

Ans. (c) Sol. The condition of inflammation and cracking at the corners of the mouth is called Cheilosis. It is often caused by a deficiency in B vitamins (particularly riboflavin), but can also result from poor oral hygiene, dehydration, or other conditions.
· Option (a): Pellagra is caused by a deficiency of niacin (Vitamin B3) and is characterized by the 3 D's: Dermatitis, Diarrhea, and Dementia.
· Option (b): Scurvy is caused by a deficiency in Vitamin C, leading to symptoms like gum disease, bruising, and joint pain.
· Option (d): Rickets is a condition caused by Vitamin D deficiency, leading to weakened bones and deformities, not inflammation of the mouth.