BSC 182 Study Guide - Quiz Guide: Chyle, Lymphatic Vessel, Capillary
Document Summary
Absent form bones, teeth, bone marrow and cns. Lacteals: specialized lymph capillaries present in intestinal mucosa: absorb digested fat and deliver fatty lymph called chyle to the blood. 1. very permeable (take up proteins, cell debris, pathogens and cancer cells: endothelial cells overlap loosely, forming one-way mini valves. Collecting vessels in skin (super cial vessels) travel with super cial veins. Except: have thinner walls with more internal valves, usually left out of diagrams because they run along veins/arteries but are green when shown, pathogens travel throughout body via lymphocytes, anastomose (branches join together) more frequently. Lymphatic ductslymph delivered into one of two large ducts: 1. right lymphatic duct: drains right upper arm and right side of head/thorax 2.
