What are the Two Regions of a Lymph Node

Question

What are the two regions of a lymph node?
A) Apex and base
B) Superficial and deep
C) Sinus and nodule
D) Cortex and medulla

Accepted Answer

The two regions of a lymph node are the cortex and medulla. The cortex is the outer region and contains the follicles, which are collections of lymphocytes. The medulla is the inner region and contains the sinuses, which are channels that allow lymph to flow through the node.