- Ptyalin (salivary amylase) is an enzyme found in saliva that begins the chemical digestion of starch in the mouth. - Pepsin is a major digestive enzyme in the stomach that breaks down proteins into smaller peptides. - Renin is an enzyme released by the kidneys that initiates the renin-angiotensin system, which regulates blood pressure and fluid balance. - Oxytocin is a hormone that stimulates contractions of smooth muscles, particularly in the uterus during labor and in the mammary glands for milk ejection.
Match List I with List II and select the correct answer using the codes given below the Lists : List I List II (Sub‐ (Physiological role) stance) I. Ptyalin A) Converts angioten-sinogen in blood into angiotensin II. Pepsin B) Digests starch III. Renin C) Digests proteins D) Hydrolyses fats IV. Oxy‐ E) Induces contraction of smooth tocin muscles
Asked in UPPCS Prelims 2001 · Topic: Human Anatomy and Physiology (Digestive System)
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