Nokea
Secondary papilla has separate epith. Cap in:
- A. Filiform papilla.
- B. Fungiform papilla.
- C. Foliate papilla.
- D. Circumvallate papilla.
Correct Answer: A
Rationale: Filiform papillae have secondary papillae with separate epithelial caps extending from the primary papillae, unlike other papillae types.
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Carboxypeptidase requires _______ for its activity
- A. Copper
- B. Niacin
- C. Iron
- D. Zn
Correct Answer: D
Rationale: Carboxypeptidase is a zinc-dependent enzyme that breaks down proteins into amino acids.
Which body system is NOT a part of the excretory system?
- A. respiratory system
- B. digestive system
- C. circulatory system
- D. urinary system
Correct Answer: C
Rationale: The circulatory system transports substances but is not directly part of excretion.
In pancreas, pancreatic juice and hormone are secreted by-
- A. Same cells
- B. Different Cells
- C. Same cells at different times
- D. None of these.
Correct Answer: B
Rationale: Pancreatic juice (exocrine) is secreted by acinar cells, while hormones (endocrine) are secreted by Islets of Langerhans.
Glycogen is stored in-
- A. Blood
- B. Liver
- C. Lungs
- D. Kidney
Correct Answer: B
Rationale: Glycogen is primarily stored in the liver.
Which of the given enzymes is responsible for the digestion of milk protein?
- A. Erepsin
- B. Trypsin
- C. Pepsin
- D. Rennin
Correct Answer: D
Rationale: Rennin is responsible for the digestion of milk protein. Rennin is present in the human body in its inactive form called prorenin. When we consume milk, it reacts with the hydrochloric acid present in the stomach. Hydrochloric acid activates the inert prorenin and converts it into active Rennin.