2. TYPES OF IMMUNITY

Yves Laure Pimentel · 70問 · 2年前

通報

問題一覧

– Natural, Antigen was introduced

Natural Active

ex. infection

Natural Active

– Natural, Antibody was introduced

Natural Passive

ex. Breast Milk

Natural Passive

- Artificial, Antigen was introduced

Artificial Active

ex. vaccine

Artificial Active

– Artificial, Antibody was introduced

Artificial Passive

ex. Rhogam

Artificial Passive

competes with pathogen for nutrients

Normal flora

an AB that eliminates RBCs of fetus in blood stream of a mother

RHOGAM

- - Russian scientist, He name “phagocytosis” meaning cells that eat cells

Ellie Metchnikoff

meaning cells that eat cells

phagocytosis

- Ellie Metchnikoff HE DISCOVERED IT- Russian scientist, He name “phagocytosis” meaning cells that eat cells

Cellular immunity

Foreign substance + transparent starfish larvae = motile cells

Cellular immunity

- Non cellular elements, (eg. Opsonin, antibodies, acute phase reactants, etc. )

Humoral Immunity

- HE linked two theories “Cellular and Humoral”

Almoth Wright

Almoth Wright - HE linked two theories

“Cellular and Humoral”

2 Branches of Immunity

Natural Immunity or Innate Immunity Adaptive or Acquired Immunity

ability to resist infection by means of normally present body functions

Natural Immunity or Innate Immunity

non adaptive or nonspecific

Natural Immunity or Innate Immunity

No prior exposure is required

Natural Immunity or Innate Immunity

Response does not change

Natural Immunity or Innate Immunity

function is specific

Adaptive or Acquired Immunity

has the ability to remember a prior exposure

Adaptive or Acquired Immunity

Need for prior exposure

Adaptive or Acquired Immunity

Increased response

Adaptive or Acquired Immunity

(3) External Defense

Physical Chemical normal flora

competitive exclusion, NATURAL KILLER CELLS

normal flora

3rd line of defense are

Lymphocytes (

Lymphocytes what stage of defense?

(3rd line of defense)

WHAT ARE THE (2) Lymphocytes (3rd line of defense)

T cells B cells

T cells

T helper (CD4), T cytotoxic (CD8), T regulatory (T suppressor), and T cell mediated

B cells are

Plasma cells -> Antibody

(2nd line of defense)

Internal Defense

Internal Defense stage of defense?

(2nd line of defense)

(? line of defense) External Defense – skin, mucus mem, & secretions.

1ST

.External Defense aka

(1ST line of defense)

(2) Internal Defense (2nd line of defense)

1 Cellular 2.Humoral or soluble factors

other names parasitology

other names parasitology

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