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Unformatted text preview: pass through gaps between the epithelial cells of the capillary wall. Oxygen and nutrients move from the blood into the interstitial fluid, while carbon dioxide and other small waste products move from the interstitial fluid into the blood. 3. Like the circulatory system, the lymphatic system consists of capillaries and larger vessels. Once inside the lymphatic vessels, this collected fluid is called lymph. Like veins, lymphatic vessels are embedded in muscle tissue, and they have valves that prevent lymph from flowing back toward the capillaries. The combination of muscle contractions squeezing the vessels and the one-way valves helps fluid move through the lymphatic system. Eventually, lymph drains into the circulatory system near the heart, allowing the fluid to be reused....
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This note was uploaded on 09/21/2011 for the course BIOG 1110 taught by Professor Randywayne during the Spring '09 term at Cornell University (Engineering School).
- Spring '09