Also see Crash Course's other immune system videos in their Anatomy and Physiology playlist for a more in depth understanding
-the immune system helps keep homeostasis by keeping pathogens from harming the body
-antigens are substances that cause an immune response
-pathogens are disease-causing agents
-viruses are disease-causing strands of DNA and RNA surrounded by proteins
-are spread by infecting healthy cells and using them to reproduce
-viruses are nonliving
-antibodies are proteins that are used to identify pathogens
-can bind to a pathogen's membrane proteins
-can cause pathogens to clump together
-can weaken a pathogen's membrane
-passive/nonspecific immunity targets all pathogens
-skin or inflammatory response
-active/specific immunity targets one pathogen at a time
-uses antibodies
-the skin is the first line of defense against pathogens
-prevents most pathogens from entering the body
-allergies are an oversensitivity to a normally harmless antigen
-autoimmune diseases are when white blood cells attack healthy cells
-vaccinations are received to prevent an illness(virus)
-antibiotics are received to treat an illness(bacteria)
-diseases like HIV or AIDS weaken the immune system
-people with HIV or AIDS do not die from these diseases, but from illnesses like the flu
-the rise in temperature from fevers can help fight illnesses by allowing some immune cells to work better
-this may cause other cells in the body to not work properly
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Guide to Hell: Notes, Labs, and Other Information to Make School Tolerable
Non-Fiction🚧🚧UNDER CONSTRUCTION🚧🚧 This a collection of my personal notes, labs, and other information from my high school classes If any of you want notes from any specific subjects then message me and I will make those my TOP priority! 🙂 *** All notes ma...