ATI RN
Lymphatic System Questions Questions
Question 1 of 5
MHC proteins are also called
Correct Answer: D
Rationale: MHC proteins are HLA in humans; not ABC , HIV , or Ig .
Question 2 of 5
The formation of lymph increases as a result of
Correct Answer: B
Rationale: Increased osmotic pressure in tissue fluid drives fluid into lymphatic capillaries, forming lymph.
Question 3 of 5
All of the following would have MHC-1 antigens except
Correct Answer: D
Rationale: Erythrocytes lack MHC-I (no nucleus), unlike nucleated cells like neurons.
Question 4 of 5
After which age are declines in the immune system most evident?
Correct Answer: C
Rationale: Immune decline (immunosenescence) is most evident after age 60.
Question 5 of 5
What is the primary function of the lymphatic system in relation to the circulatory system?
Correct Answer: C
Rationale: It drains excess fluid back to blood, maintaining fluid balance.