critical care nursing, Schemes and Mind Maps of Nursing

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factors that affect immune

system :

genetics

physical conditions

• meds IMMUNE SYSTEM
• diet =

bone marrow^ :^ →^ a^ types of^ →^

Me"

• stress WBC^ lymphocytes

Immoral )

disorders :^ Tlelklcellular

• autoimmune

   hypersensitivity = lymphoid tissue^ → 

"""^

• Infections d^ lymphnodes^.^ surveillance - proliferation = spleen

destroys old^ RBC .

storage

high concent.^ of^ lymphocytes

= lymph nodes^

• remove fongen material^ natural : immune cell (^) proliferation - defense against

infection

Functions

: - inflammatory response

• remove foreign antigens^ - physical /^ chemical^ barriers

maintain homeostasis^

immune (^) regulation Immunity

aquirea ( (^) adaptive)^ allured^ : d (^) - after birth - learned (^) through exposure natural (^) Innate)

vaccines, breast milk^

contracted disease

• born in^ / '

vaccination

• skin , Mhamm^. response (^) , gastric acid^ -

unmediated A) attack

• nonspecific - effector (^) (B) _m_em0M '

active = you've had it before &

wont get^ it^ again

/ developed by own^ body )

• passive

=/temporary source outside

body)

1- cells^ :^ /

All secrete^ cytokines^ )

helper T^ KDY)^

: facilitate

action of^ other B &^ T cells , stimulate immune system ,

secrete cytokines ( NBC^ communication^ )

• cytotoxic T^ KD8)^ : directly attack^ antigen^ ,^ cause^ lysis^ , release (^) cytokines
• NKC : destroy infected^ cells^ , secrete^ cytokines Inflammatory response^ :

+ blood how

phagocytosis r t^ leukocytes gag in (^) cap permeability vasodilation WWI release chem.^ mediators still

local congestion

lever

redness

aggie leukocytesis goofy

warmth malaise

swelling anorexia pain (^) sepsis

loss of function

cytokines :^ mediate^ interactions between the cells 1 signal for WBC)

4 responses :

• enhance phagocytic activity^ teat^ up)
• T lymphocyte production / function

Inflammatory response

systemic effects^

: fever

, bone^ marrow^ stimulation

types of^ cytokines :

interleukin : activate inflammation

• CSF : stimulate bone marrow to make cells differentiate (^) immune system cells
• Interferons : antiviral &

antitumor

• tumor necrosis factor :

necrotic / kill tumors^ & growth factor^ for^ fibroblasts

• monoclonal ATB : manufactured in lab (^) to stimulate (^) / (^) Suppress cytokines

stimulate immune response to^ get a^ desired reaction

not considered cytokines