Answer:
Medullary sinuses contain histiocytes (immobile macrophages) and reticular cells. A lymph node contains lymphoid tissue, i.e., a meshwork or fibers called reticulum with white blood cells enmeshed in it. The regions where there are few cells within the meshwork are known as lymph sinus.
Explanation:
Your answer is B.suggest other alternatives
To me that sounds like a panic attack. “Feeling weak, faint or dizzy” “breathing difficulties” and shaking comes from the fear and quick heartbeats
