ATI RN
Pediatric Immunizations NCLEX Questions Questions
Question 1 of 5
Recognize antigens bound to MHC
Correct Answer: B
Rationale: TCRs recognize antigens presented by MHC molecules, unlike BCRs which bind free antigens.
Question 2 of 5
In the electrophoresis of human serum, which of the following is the most electronegative and thus migrates farthest toward the positive electrode?
Correct Answer: A
Rationale: Albumin, being highly electronegative, migrates farthest toward the positive electrode in electrophoresis.
Question 3 of 5
Involved in allergic responses
Correct Answer: B
Rationale: IgE is key in allergic responses, binding to mast cells and basophils to trigger histamine release.
Question 4 of 5
Which of the following is NOT involved in the antigen-antibody interaction?
Correct Answer: D
Rationale: Peptide bonds are structural within proteins, not involved in antigen-antibody binding, unlike the other forces.
Question 5 of 5
Which of the following is used extensively to detect antigens in cells or tissue sections, as well as to screen for auto-antibodies to cell or tissue antigens?
Correct Answer: B
Rationale: Fluorescent antibodies are extensively used in immunofluorescence to detect antigens in cells or tissues.