Nokea
Match: Polysaccharide
- A. starch or cellulose
- B. composed of amino acids
- C. used for insulation
- D. makes up cell membranes
Correct Answer: A
Rationale: Polysaccharides, such as starch and cellulose, are complex carbohydrates that store energy or provide structural support.
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In which order do these events occur in human nutrition?
- A. digestion→ ingestion→ absorption→ assimilation
- B. digestion→ ingestion→ assimilation→ absorption
- C. ingestion→ digestion→ absorption→ assimilation
- D. ingestion→ digestion→ assimilation→ absorption
Correct Answer: C
Rationale: Food is first ingested, then digested, absorbed into the bloodstream, and finally assimilated into cells.
Secretion of enterogastrone would be stimulated by the presence of:
- A. protein in the small intestine
- B. protein in the stomach
- C. fat in the small intestine
- D. fat in the stomach
Correct Answer: C
Rationale: Enterogastrone secretion is triggered by fats in the small intestine to slow gastric emptying.
Match: Lacteal
- A. absorbs fat within the villi
- B. transports oxygen
- C. produces mucus
- D. secretes enzymes
Correct Answer: A
Rationale: Lacteals are lymphatic capillaries within the villi that absorb dietary fats.
The absorption of fructose by intestinal mucosa is
- A. Co-transport mechanism
- B. Simple diffusion
- C. Facilitated transport
- D. Active transport
Correct Answer: C
Rationale: Fructose is absorbed via facilitated transport through GLUT5 transporters in the intestinal mucosa.
Peyer's patches produce-
- A. Enterokinase
- B. Lymphocyte
- C. Mucous
- D. Trypsin
Correct Answer: B
Rationale: Peyer's patches in the small intestine produce lymphocytes, which are part of the immune system.