ATI RN
PAL Histology Lymphatic System Lab Practical Question 1 Questions
Question 1 of 5
Which type of antigen-presenting molecule is found on all nucleated cells?
Correct Answer: B
Rationale: MHC I is on all nucleated cells; MHC II is on APCs.
Question 2 of 5
A hapten is
Correct Answer: A
Rationale: Haptens are small molecules that gain antigenicity when bound to proteins.
Question 3 of 5
Which of the following cells is most affected as an individual ages?
Correct Answer: C
Rationale: Helper T cells decline with age, impacting immune coordination.
Question 4 of 5
Which lymphatic organ plays a crucial role in immune system maturation during childhood but diminishes in size and function with age?
Correct Answer: C
Rationale: The thymus matures T cells in childhood and shrinks with age.
Question 5 of 5
Which lymphatic vessel collects lymph from the right side of the head, neck, and upper limb, as well as the right thorax?
Correct Answer: C
Rationale: The right jugular trunk drains the right head, neck, and upper limb.