Nokea
The splitting of fat globules into glycerol and fatty acids is handled by the enzyme
- A. sucrase
- B. amylase
- C. lipase
- D. trypsin
Correct Answer: C
Rationale: Lipase is the enzyme that breaks down fats into glycerol and fatty acids during digestion.
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Enzyme maltase in human gut acts on food at a pH of -
- A. More than 7 to change starch into maltose.
- B. Less than 7 to change starch into maltose.
- C. More than 7 to change maltose into glucose.
- D. Less than 7 to change maltose into glucose.
Correct Answer: C
Rationale: Maltase works in the small intestine (pH > 7) to convert maltose into glucose.
The family of an older adult client is concerned about the client's lack of appetite. The nurse counsels the family initially, recalling that:
- A. The client should be evaluated by the primary care provider
- B. The client is depressed and needs antidepressant medication
- C. Loss of appetite is often associated with substance abuse
- D. Loss of taste buds is a common finding in the elderly
Correct Answer: D
Rationale: Age-related loss of taste buds can reduce appetite in older adults.
The enzyme_________________________________ is made by the pancreas and breaks longer amino acid chains into short amino acid chains.
- A. secretin
- B. pepsin
- C. erepsins
- D. trypsin
Correct Answer: D
Rationale: Trypsin, secreted by the pancreas, breaks down larger polypeptides into shorter peptide chains during protein digestion.
What additional role does the pancreas play?
- A. Regulates blood sugar
- B. Produces bile
- C. Stores vitamins
- D. Secretes mucus
Correct Answer: A
Rationale: The pancreas has an endocrine role, releasing insulin and glucagon to regulate blood sugar.
Which substance of saliva destroy the harmful bacteria-
- A. Cerumin
- B. Chyme
- C. Lysozyme
- D. Secretin
Correct Answer: C
Rationale: Lysozyme in saliva has antibacterial properties, breaking down bacterial cell walls.