Med Term Chapter 9

antibody

protein produced by B lymphocytes in response to presence of foreign substances called antigens; aka immuoglobins

antigen

foreign substances, recognized as harmful to body, induce immune response

bile pigments

substances derived from breakdown of hemoglobin + excreted by liver

bilirubin

yellow pigment produced during normal breakdown of RBCs and excreted in bile

biliverdin

green pigment excreted in bile; oxidized form of bilirubin

cytokine

small, nonstructural proteins that play a key role in signaling other cells to regulate inflammatory and immune responses

dendritic cell

specialized antigen presenting cells found in tissues in body that initiate and regulate specific immune responses

immunocompetent

possessing ability to develop an immune response

natural killer (NK) cells

specialized lymphocytes that destroy cells that display signs of infection, stress, or abnormality by releasing chemicals that disrupt cell membranes, inducing cell death

aden

gland

agglutin

clumping, gluing

blast

embryonic cell

chrom

color

erythr

red

granul

granule

hem

blood

hemat

blood

immun

immune, immunity, safe

leuk

white

lymph

lymph

lymphaden

lymph gland

lymphangi

lymph vessel

morph

form, shape, structure

myel

bone marrow; spinal cord

nucle

nucleus

phag

swallowing, eating

poikil

varied, irregular

ser

serum

sider

iron

splen

spleen

thromb

blood clot

thym

thymus gland

-blast

embryonic cell

-globin

protein

-penia

decrease, defiency

-phil

attraction for

-phylaxis

protection

-poiesis

formation, production

-stasis

standing still

aniso-

unequal, dissimilar