动脉周围淋巴鞘（periarterial lymphaticsheath）

B lymphocytes of the spleen mainly lies in A: Splenic corpuscles B: White pulp C: Splenic cords D: Periarterial lymphatic sheath

T lymphocytes of the spleen mainly lies in A: Splenic corpuscles B: Periarterial lymphatic sheath C: White pulp D: Splenic cords

In spleen, the thymus-dependent area is A: splenic cord B: splenic corpuscle C: periarterial lymphatic sheath D: splenic sinus E: marginal zone

The preferential site of the B cells in the spleen is the() A: sinusoids B: subcapsular sinuses C: trabecula D: white pulp nodules E: periarterial lymphatic sheath