Question

Prostaglandins are made from

• A. Steroid
• B. Carbohydrate
• C. Amino acid
• D. Fatty acid

Answer 1

The correct option is D Fatty acid

Arachidonic acid is a polyunsaturated omega-6 fatty acid. It is present in the phospholipids and helps in the formation of membranes. It is the most abundant fatty acid in the brain. It is a precursor for the synthesis of prostaglandins. The prostaglandins synthesized is PG${}_2$. They are autocrine and paracrine lipid mediators that act upon platelets, endothelium, uterine and mast cells.

So, the correct answer is option D.