Which of the following is an enzyme necessary for fat digestion?
Lipase
Maltase
Protease
Lactase
The Correct Answer is A
a. Lipase: Lipase is the enzyme responsible for breaking down fats into fatty acids and glycerol during digestion.
b. Maltase: Maltase is an enzyme that breaks down maltose into glucose molecules. It is involved in carbohydrate digestion.
c. Protease: Proteases are enzymes that break down proteins into amino acids. They are not involved in fat digestion.
d. Lactase: Lactase is an enzyme that breaks down lactose, the sugar found in milk, into glucose and galactose. It is involved in carbohydrate digestion.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
a. Kidneys: Kidney dysfunction can affect waste elimination and fluid balance but does not typically cause yellow sclera.
b. Appendix: The appendix is involved in the immune response and gut flora regulation but not in causing yellow sclera.
c. Liver: Liver dysfunction can lead to jaundice, where bilirubin accumulates in the blood and tissues, causing yellowing of the skin and sclera.
d. Spleen: The spleen is involved in blood filtration and immune response but does not directly cause yellow sclera
Correct Answer is A
Explanation
a. Insulin and glucagon: These hormones have opposite effects on blood glucose levels; insulin decreases blood glucose by facilitating cellular uptake, while glucagon increases blood glucose by stimulating glycogen breakdown and gluconeogenesis.
b. Ghrelin and gastrin: Ghrelin stimulates appetite, and gastrin stimulates gastric acid secretion, but they do not directly oppose each other.
c. Calcitonin and melatonin: Calcitonin lowers blood calcium levels, while melatonin regulates sleep-wake cycles; they do not act as antagonists.
d. Androsterone and estradiol: These are sex hormones with different roles but are not direct antagonists; they do not have opposing effects in the body.
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