BSC 2023 Lecture Notes - Lecture 22: Red Pulp, White Pulp, Blood Plasma
Document Summary
What is it similar to in composition? excess interstitial tissue fluid that passes into lymph capillaries similar in composition to blood plasma. What are the functions of the lymphatic system? helps to maintain tissue fluid balance, transports fat and other substance absorbed by the digestive tract, and is part of the defense system. How are larger lymph vessels similar to veins? similar to the cardiovascular veins in that they have one way valves and lymph moves in them thru skeletal muscle contractions. What happens in white pulp? filters blood macrophages remove worn out red blood cells and foreign substances and has an area of white pulp where antigens illicit an immunological response. What is a pathogen? any disease causing agent. Where does it replicate. non-cellular structure composed of a capsid protein and nucleic acid reproduces only inside a host cell. What is a prion? infectious particle that contains no nucleic acid.
