Question

How do the lymph and immune systems depend on the cardiovascular system?

A. The cardiovascular system pumps lymph fluid through blood vessels.
B. Nerve impulses from the brain are carried to the lymph nodes by blood.
C. White blood cells from the lymph and immune systems travel through blood vessels.
D. The lymph and immune systems do not interact with the cardiovascular system.

Answer 1

Answer: C. White blood cells from the lymph and immune systems travel through blood vessels.