Nokea
Lactose composed of :-
- A. Glucose + galactose
- B. Glucose + fructose
- C. Glucose + glucose
- D. Glucose + mannose
Correct Answer: A
Rationale: Lactose is a disaccharide made of glucose and galactose.
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Which organ in the digestive system absorbs the most water from food?
- A. esophagus
- B. large intestine
- C. small intestine
- D. stomach
Correct Answer: B
Rationale: The large intestine absorbs the most water from food, turning chyme into solid waste.
Match each term with the correct description: made up of organs that rid your body of wastes and control blood volume
- A. urethra
- B. urinary system
- C. bladder
- D. kidneys
Correct Answer: B
Rationale: The urinary system includes organs that remove wastes and regulate blood volume.
A gastrointestinal tumor involving villi and plicae circulares might interfere with:
- A. deglutition
- B. absorption
- C. peristalsis
- D. defecation
Correct Answer: B
Rationale: Villi and plicae circulares increase the surface area for absorption in the small intestine. A tumor affecting these structures would impair absorption.
The following cells are found in gastric glands EXCEPT:
- A. Parietal cells
- B. Goblet cells
- C. Chief cells
- D. Argentaffine cells.
Correct Answer: B
Rationale: Goblet cells are found in the intestines, not gastric glands, which contain parietal, chief, and argentaffin (enteroendocrine) cells.
Which of the following is not a source of protein?
- A. broccoli
- B. red meat
- C. beans
- D. rice
Correct Answer: A
Rationale: Broccoli contains some protein but is primarily a source of vitamins and fiber, not a primary protein source like meat or beans.