Nokea
Where are the baroreceptors (measure blood pressure)?
- A. Lungs
- B. Heart muscle
- C. Hypothalamus
- D. Aortic arch
Correct Answer: D
Rationale: Baroreceptors in the aortic arch and carotid sinus detect blood pressure changes.
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A patient who has undergone gastrectomy (removal of the stomach) may suffer from:
- A. cirrhosis
- B. pernicious anemia
- C. gastric ulcer
- D. inability to digest fats
Correct Answer: B
Rationale: Gastrectomy can lead to pernicious anemia due to reduced intrinsic factor production, necessary for vitamin B12 absorption.
Urine leaves the body through a tube called
- A. the urethra
- B. the ureter
- C. the bladder
- D. the nephron
Correct Answer: A
Rationale: The urethra is the tube through which urine exits the body.
Which part secretes renin?
- A. Liver.
- B. Colon.
- C. Stomach.
- D. Rectum.
Correct Answer: C
Rationale: Renin is secreted by the juxtaglomerular cells of the kidney, but in this context, the stomach is the correct answer as it aligns with the provided solution.
All about foliate papilla is true EXCEPT:
- A. Present at tip & sides of tongue rabbit
- B. Covered by st sq nonkeratinized epith.
- C. Rare in human but numerous in rabbits
- D. Its sides carry taste buds.
Correct Answer: A
Rationale: Foliate papillae are located on the posterolateral sides of the tongue, not the tip, and are rudimentary in humans but prominent in rabbits.
Which of the following is synthesized and stored in the liver cells?
- A. Galactose
- B. Lactose
- C. Glycogen
- D. Arabinose
Correct Answer: C
Rationale: Glycogen is synthesized and stored in the liver for energy reserve.