Nokea
When administered intravenously, this hormone has the capability to initiate a phase of robust sequential contractions in the proximal duodenum, which gradually moves towards the cecum:
- A. Cholecystokinin (CCK)
- B. Gastrin
- C. Motilin
- D. Secretin
Correct Answer: C
Rationale: Motilin triggers the migrating motor complex, initiating strong contractions from the duodenum to the cecum during fasting.
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pH of stomach in human is about-
- A. 7
- B. 1.8
- C. 8
- D. 11
Correct Answer: B
Rationale: The stomach's pH is approximately 1.8 due to the secretion of hydrochloric acid, creating an acidic environment for digestion.
During prolonged starvation, body derives nutrition from storage of -
- A. Liver and adipose tissue
- B. Spleen
- C. Liver and lungs
- D. Subcutaneous fat and Pancreas
Correct Answer: A
Rationale: During starvation, the body uses glycogen from the liver and fats from adipose tissue.
What is the name of the blood vessel that brings blood to the kidney?
- A. Hepatic artery
- B. Renal vein
- C. Hepatic vein
- D. Renal artery
Correct Answer: D
Rationale: The renal artery supplies blood to the kidney for filtration.
The enzymes present in pancreatic juice are
- A. Amylase, Trypsinogen, Peptidase, Rennin
- B. Trypsinogen, Lipase, Amylase, Procarboxypeptidase
- C. Peptidase, Pepsin, Amylase, Rennin
- D. Maltase, Amylase, Trypsinogen, Pepsin
Correct Answer: B
Rationale: Pancreatic juice contains amylase, lipase, trypsinogen, and procarboxypeptidase for digesting carbohydrates, fats, and proteins.
Gastric lipase is secreted by -
- A. Stomach
- B. Pancreas
- C. Liver
- D. Ileum
Correct Answer: A
Rationale: Gastric lipase is secreted by the stomach to initiate fat digestion.