BIOL 030 Lecture Notes - Lecture 10: Thymus, Capillary

• School: College of The Sequoias
• Department: Biology (BIOL)
• Course: BIOL 030
• Professor: Moore

Document Summary

To collect all excess fluid and return it to the venous circulation. Excess fluid called lymph once it enters the lymphatic vessels. Return any leaked proteins to the blood. Carry absorbed fat from the intestine to the blood through special lymph structures called. Lymphatic collecting vessels (contain more valves than veins since they get no help from the heart) Lymph nodes (act as filters to rid the lymph of pathogens before it returns to circulation) Lymph trunk (merging points for the largest collecting vessels) Lymph ducts (lymph trunks drain into these ducts. Lymphoid tissue (lymph nodes, spleen, thymus, tonsils) Lymphatic system functions to: transport dietary fats. Structures that carry oxygen to the lungs; also filter, humidify and warm the air) Carry blood from heart to tissues of the body. Allow exchange of nutrients, hormones, gases and wastes between blood and tissues.