Nokea
All about Bile is true EXCEPT:
- A. Formed by gall bladder
- B. Formed by hepatocytes
- C. Concentrated in gall bladder
- D. Discharged into duodenum under effect of cholecystokinin.
Correct Answer: A
Rationale: Bile is formed by hepatocytes, not the gallbladder, which only concentrates and stores it.
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Which of the following describes one function of the stomach?
- A. To introduce carbohydrates to food.
- B. To remove excess water from food.
- C. To temporarily store food.
- D. To absorb nutrients into the bloodstream.
Correct Answer: C
Rationale: The stomach temporarily stores food, mixing it with gastric juices for digestion.
Which of the following secretions is NOT produced by gastric glands?
- A. hydrochloric acid
- B. intrinsic factor
- C. pepsin
- D. sebum
Correct Answer: D
Rationale: Sebum is an oily substance produced by sebaceous glands in the skin, not by gastric glands, which secrete HCl, intrinsic factor, and pepsin.
Hyperthermic means:
- A. Too cold
- B. Normal
- C. Too hot
- D. Stable
Correct Answer: C
Rationale: Hyperthermic refers to an abnormally high body temperature.
Where are the osmoreceptors located?
- A. Kidney
- B. Hypothalamus
- C. Pituitary
- D. Liver
Correct Answer: B
Rationale: Osmoreceptors in the hypothalamus detect blood osmolarity changes.
The part of the stomach that meets the esophagus at the gastroesophageal sphincter is the:
- A. fundus
- B. cardia
- C. pylorus
- D. body
Correct Answer: B
Rationale: The cardia is the part of the stomach closest to the esophagus.