ATI RN
Questions on Immune System Questions
Question 1 of 5
Which of the following immunity is present when you are born?
Correct Answer: A
Rationale: Innate immunity is present at birth; acquired (B, C) develops later.
Question 2 of 5
Interferons:
Correct Answer: D
Rationale: Interferons induce antiviral enzymes in target cells, not specific to viruses or limited to five families.
Question 3 of 5
The inflammatory response includes all of the following except
Correct Answer: A
Rationale: Inflammation involves vasodilation , fever , and phagocytes ; constriction opposes increased flow.
Question 4 of 5
Complement and antibody are similar in that both:
Correct Answer: B
Rationale: Both enhance phagocytosis (opsonization); not mast cell-derived or binding sites .
Question 5 of 5
A patient is bitten by a dog with confirmed rabies infection. After treating the bite wound, the physician injects the patient with antibodies that are specific for the rabies virus to prevent the development of an active infection. This is an example of:
Correct Answer: D
Rationale: Antibody injection is artificial passive; not active (A, B) or natural .