Lymph Nodes

Question

Lymph nodes
A) have one afferent vessel
B) have several efferent vessels
C) contain phagocytic cells
D) all of the above

Accepted Answer

Lymph nodes contain phagocytic cells which help in filtering harmful substances from the lymph fluid. They typically have multiple afferent vessels bringing lymph into the node and usually only one or a few efferent vessels for lymph to exit, contrary to options A and B.