Lymphoid nodules, such as the appendix, are composed of loose connective tissue containing densely packed
Lymphatic vessels, which exit the lymph node and carry the lymph toward the venous system, are called
B)afferent lymphatic vessels.
C)efferent lymphatic vessels.
The thymus gland is positioned
A)posterior to the thyroid gland.
B)posterior to the sternum.
C)inferior to the heart.
D)posterior to the trachea.
E)in the inguinal region.
Splenic blood vessels and lymphatic vessels connect with the spleen at the