1. the immune system tries to stop foreign agents by either killing cells directly or by
   

Aflushing the foreign bodies out

b)creating an unstable environment

Creallocating critical functions

Derecting mucous membranes

1. a chronic auto immune disease where the body produces antibodies that stick to the body's own cells causing the body to attack itself is called
   

a)AIDS

b)cancer

Crheumatoid arthritis

Dsystemic lupus erythematosus

1. cells that police the body in blood and lymph to kill cancer cells and virus infected body cells are called
   

Anatural killer cells

Bantibodies

Cantigens

Dhistamines

1. as an infant the ability to produce antibodies is
   

Alimited

Bthe same as an adult

Cnonexistent

Dabout 80% of that of an adult

1. when abnormal antibodies in the blood start to target tissues with in the body casing paint swelling in joints general fatigue fever chills and headache it is called
   

a)AIDS

b)cancer

Crheumatoid arthritis

Dsystemic lupus erythematosus

1. the fluid that is forced out of the capillary beds by hydrostatic and osmotic pressure into the tissue space is called
   

Aarterial blood

Bvenous blood

Cplasma

Dlymph

1. any substance capable of exciting the immune system and provoking an immune response is called
   

Aan antigen

Ban antibody

Can allergy

Dimmunity

1. tonsils are to the throat as ___are to the intestine
   

Amucosa-associated lymphatic tissues

Bpeyer's patches

Cphagocytes

Dperforins