The paracortex of lymph nodes can be identified by-
ক
Accumulation of B cells
খ
Lymphoid nodules
গ
Absence of T cells
ঘ
Accumulation of T cells
ব্যাখ্যা
Paracortex: The region between the cortex and medulla, the paracortex or deep cortex does not have precise boundaries but can be distinguished from the outer cortex by its lack of nodules (B-lymphocytes). Paracortex mainly consists of T cells; hence, it is also called thymus-dependent cortex.
৪.
Most of the lymphatics from the breast primarily drains into-