chapter 15 immunity Flashcards
innate immunity
present at birth prior contact with infectious agents
is rapid
non-specific
what is the first line of defense
- skin
- epidermis - outside layer/flake off
- dermis-have dendritic cells
what do goblet cells produce
they produce mucous membranes
what is the ciliary escalator
traps things in mucous and stops from falling in your lungs
what does lysozyme do
degrades peptidoglycan
what do dendritic cells do
perform phagocytosis
antimicrobial substances are produced by
salt
sebum(oil)
lysozyme
bile
what is lacrimal apparatus?
produces tears
normal microbiome
fills ‘vacancies ‘ in/on the body
makes the unfriendly environment for bad guys
what are bacteriocins
can kill other bacteria
hemolysins
poke holes in RBC to get iron
leukocytes are what
white blood cells
what is a serum
lymphocytes
mostly involve in adaptive immunity
monocytes
esoniphills
they target parasites and activate allergic reactions
neutrophils
target bacteria and fungi ( phagocytosis)
basophills
allergies and contain histamine
macrophages
number 1 phagocyte
natural killer cells
target cancer cells and virally infected cells
nets ( neutrophil extracellular traps)
like spiderman shoots sticky net to trap pathogens and kill them
natural killer lymphocytes
they don’t kill pathogens but destroy the infected cell
tumors and infected cells
toll-like receptors
are membrane protiens
what are pamps
piecer of pathogens
