CK-12 Foundation
Ck 12: The Lymphatic System
[Free Registration/Login may be required to access all resource tools.] Almost all of us have had a sore throat at some time. Maybe you had your tonsils out when you were younger? Why? Your tonsils are two lumps of tissue that work as...
National Cancer Institute at the National Institutes of Health
Seer Training Modules: Introduction to the Lymphatic System
Self-guided learning activity where students learn about the structure and function of the human lymphatic system. There is a short quiz at the end of the lesson to check for understanding.
CK-12 Foundation
Ck 12: Life Science: 11.22 Lymphatic System
Explore the structure and function of the lymphatic system.