Lymphoid/immunity system structures

Cervical lymph node

Axillary lymph node

Inguinal lymph node

Lymphatic vessels

Spleen

Thymus gland

Cervical lymph node

Axillary lymph node

Inguinal lymph node

Lymphatic vessels

Thoracic duct

Right lymphatic duct

Spleen

Which body region drains into the right lymphatic duct?

Right upper limb, head, neck, thorax.

Which body region drains into the thoracic duct?

Abdomen, pelvis, lower limbs, left upper limb, head, neck, and thorax.

Palatine tonsil

Lingual tonsil

Pharyngeal tonsil

Capsule

Germinal centers

Afferent lymphatic vessels

Efferent lymphatic vessels

Valves