| A | B |
| agglutino | clumping |
| baso | base |
| chromo | color |
| coagulo | clotting |
| eosino | rosy red |
| erythro | red |
| fibrino | fibers, fibrous |
| granulo | granules |
| hemo | blood |
| hemato | blood |
| leuko | white |
| morpho | shape |
| neutro | neutral |
| phago | eat, swallow |
| sanguino | blood |
| thrombo | clot |
| -apheresis | removal, carry away |
| -cytosis | more than normal number of cells |
| -emia | blood condition |
| -globin | protein |
| -penia | abnormal decrease, too few |
| -phil | attracted to |
| -poiesis | formation |
| -stasis | standing still |
| adenoido | adenoids |
| immuno | protection |
| lympho | lymph |
| lymphadeno | lymph node |
| lymphangio | lymph vessel |
| patho | disease |
| spleno | spleen |
| thymo | thymus |
| tonsillo | tonsils |
| toxo | poison |
| -globulin | protein |
| plasma | liquid portion of blood |
| erythrocytes (red blood cells) | contain hemoglobin |
| leukocytes (white blood cells) | protect against pathogens |
| thrombocytes (platelets) | permits blood to clot |
| basophils | release histamine |
| eosinophils | destroy parasites |
| neutrophils | digest bacteria and foreign particles |
| monocytes | digest bacteria and foreign particles |
| lymphocytes | protects through immune response |
| AB blood type | universal recipient |
| O blood type | universal donor |
| coagulate | to convert from liquid to solid |
| hematoma | collection of blood under the skin |
| hemostasis | to stop bleeding |
| hemophilia | hereditary lack of vital clotting factor |
| septicemia | toxins in the bloodstream |
| anemia | reduction in red blood cells |
| iron-deficiency anemia | anemia from having insufficient iron |
| sickle cell anemia | genetic mishape of erythrocytes |
| leukemia | excessive, abnormal leukocytes |
| complete blood count | combination of blood tests |
| hematocrit | volume of red blood cells |
| phlebotomy | incision into a vein to remove blood |
| anticoagulant | drug that prevents blod clotting |
| thrombolytic | able to dissolve existing blood clots |
| tonsils | lymphatic tissue in the throat |
| spleen | stores macrophages |
| thymus gland | stores mature T-cells |
| antigens | foreign proteins that stimulate immune response |
| allergen | antigen causing allergic reaction |
| autoimmune disease | disease where body attacks itself |
| anaphylatic shock | life-threatening allergic reaction |
| hodgkin's disease | cancer of lymphatic cells |
| kaposi's sarcoma | skin cancer often seen in AIDS patients |
| scratch test | allergy test performed on the skin |
| immunotherapy | giving antibodies to treat a disease |
| vaccination | exposure to a weakened pathogen |
| antihistamine | blocks the effects of histamine |
| corticosteroids | have strong anti-inflammatory properties |
| immunosuppressants | block certain actions of the immune system |