Which of the following is needed to digest fats?
Pepsin or trypsin and peptidases
Amylase and disaccharidases
Lipase
Amylase and pepsin
The Correct Answer is C
A. Pepsin or trypsin and peptidases: these are protein digesting enzymes, not primary fat digesters.
B. Amylase and disaccharidases: these digest carbohydrates, not fats.
C. Lipase: lipase (plus bile for emulsification) is required to chemically digest fats into fatty acids and glycerol.
D. Amylase and pepsin: amylase digests starch and pepsin digests proteins; neither is the principal fat-digesting enzyme.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. IgD: IgD is mainly a B-cell receptor on naïve B cells and is not the dominant secretory antibody in mucosal secretions or breast milk.
B. IgA: Secretory IgA is abundant in breast milk (colostrum) and mucosal secretions (tears, saliva, nasal fluid) and helps protect infants’ mucosal surfaces from pathogens.
C. IgE: IgE is involved in allergy and parasitic defense and is not the primary protective antibody in breast milk or mucosal secretions.
D. IgM: IgM is the first antibody produced in primary responses and is mainly intravascular; it is not the dominant secretory antibody passed in milk.
Correct Answer is {"dropdown-group-1":"B"}
Explanation
Correct answer: Median cubital vein
The vein running diagonally across the anterior elbow (antecubital fossa) is the median cubital vein, the usual communicating vein between cephalic and basilic veins and a common site for venipuncture.
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