Tag: non infectious diseases

Melanocytes, which produce melanin, are primarily located in the stratum germinativum (basal layer) of the epidermis.

Galactosemia is a metabolic disorder where the body cannot break down galactose. Avoiding milk and dairy products, which contain lactose (a source of galactose), prevents the accumulation of toxic metabolites.

Skin pigmentation is determined by the amount and type of melanin produced by specialized cells called melanocytes.

• Here, option (C) is correct as Galactosemia is metabolic genetic metabolic disorder due to deficiency of the enzyme uridyl transferase.
• While, carboxypeptidase is a protease enzyme that acts on 'C' terminal end of a protien or peptide.
• And, in pancreatic juice trypsin, amylase and lipase are present.

The trichomes of Utrica cover the leaf and the stem surfaces, each trichome has a base attached to the epithelial layer, and a cell filled with irritant/allergent at the tip, that breaks on mechanical damage, touch, or when attempted to be eaten by herbivores. On breaking the chemical substances are injected into the predator causing unbearable irritation.

Histamine H2 receptors are located on parietal cells in the stomach. When stimulated, they trigger the secretion of gastric acid.

Anaphylaxis is a severe, potentially life-threatening allergic reaction that can occur rapidly after exposure to an allergen.

Mast cells are the type of white blood cells. They play important role in allergy and inflammatory reactions. They release chemicals like histamine upon exposure to the allergic component.