ATI RN
Questions on Immune System Questions
Question 1 of 5
An antigen is __________, whereas an antibody is___________.
Correct Answer: A
Rationale: Antigens are foreign substances eliciting responses; antibodies are proteins neutralizing them.
Question 2 of 5
Which lymphatic organ plays a role in immune system development during early childhood but tends to decrease in size and function with age?
Correct Answer: C
Rationale: The thymus shrinks after childhood, reducing its role in T cell maturation.
Question 3 of 5
The branch of biology, which involves the study of immune systems in all organisms is called_____________.
Correct Answer: C
Rationale: Immunology studies immune systems across organisms.
Question 4 of 5
Identify the lymphatic structure that contains white and red pulp, filters blood and removes worn-out red blood cells.
Correct Answer: C
Rationale: The spleen, with white/red pulp, filters blood.
Question 5 of 5
Identify the class of antibody that attacks parasitic infections.
Correct Answer: B
Rationale: IgE combats parasitic infections, e.g., worms.