MED TERM. - CHAP 8

The Blood and Lymphatic Systems

-emia

blood condition

hem/o

blood

hemat/o

blood

immun/o

immune system

leuk/o

white

lymph/o

lymph

myel/o

bone marrow

-penia

deficiency

phleb/o

vein

splen/o

spleen

thromb/o

blood clot

thym/o

thymus

tonsill/o

tonsils

ven/o

vein

anemia

low red blood cells or hemoglobin

anisocytosis

red blood cells vary in size

antibody

protein made by the body to fight an antigen

anticoagulant

drug that prevents blood clots

antigen

substance that triggers an immune response

apheresis

process that removes something from blood and returns the rest

aplastic anemia

anemia caused by poor blood cell production

asplenia

absence of a spleen or its function

autoimmune disease

immune system attacks the body's own tissues

bilirubinemia

bilirubin present in the blood

coagulopathy

disorder affecting blood clotting

cytapheresis

removal of blood cells

deep vein thrombosis

blood clot in a deep vein

ecchymosis

large bruise

elliptocyte

oval-shaped red blood cell

elliptocytosis

increased number of oval-shaped red blood cells

embolism

blockage of a blood vessel

embolus

material traveling through the blood that can cause a blockage

erythrocyte

red blood cell

erythrocytosis

increased number of red blood cells

hematocrit

percentage of blood made up of red blood cells

hematology

study of blood

hematoma

collection of blood inside body tissue

hematopoiesis

formation of blood cells

hemoglobin

protein in red blood cells that carries oxygen

hemolytic anemia

anemia caused by destruction of red blood cells

hemoglobinopathy

disease of hemoglobin

hemolysis

breakdown of red blood cells

hemophilia

disorder where blood doesn't clot properly

hemorrhage

excessive blood loss

hemostatic

drug that stops bleeding

hematosplenitis

inflammation of the liver and spleen

hepatosplenomegaly

enlargement of the liver and spleen

hyperbilirubinemia

too much bilirubin in the blood

hypercholesterolemia

too much cholesterol in the blood

hypercoagulability

blood clots more easily than normal

hyperlipidemia

too much fat in the blood

hypersplenism

overactive spleen

hypervolemia

too much blood volume

hypoperfusion

not enough blood flowing to tissues

hypovolemia

too little blood volume

immunocompromised

weakened immune system

immunodeficiency

immune system does not work properly

immunoglobulin

protein that helps protect against disease

immunologist

specialist in the immune system

immunology

study of the immune system

immunosuppression

reduced immune system activity

iron deficiency anemia

anemia caused by too little iron

ischemia

reduced blood flow to an organ

laparosplenectomy

surgical removal of the spleen using a abdomen or laparoscopic approach

leukemia

cancer of blood-forming tissues

leukocyte

white blood cell

leukocytosis

increased white blood cells

leukopenia

too few white blood cells

lymphadenectomy

surgical removal of a lymph node

lymphadenitis

inflammation of a lymph node

lymphadenopathy

disease or swelling of lymph nodes

lymphadenotomy

incision into a lymph node

lymphangiectasia

widening of a lymph vessel

lymphangiogram

record or image of lymph vessels

lymphangiography

procedure to examine lymph vessels

lymphangitis

inflammation of lymph vessels

lymphedema

swelling caused by buildup of lymph

lymphocyte

lymph cell

lymphoma

cancer involving lymphocytes

lymphopenia

too few lymphocytes

macrocytosis

red blood cells are too large

microcytosis

red blood cells are too small

myelodysplasia

bone marrow produces blood cells poorly

myeloma

cancer of plasma cells in bone marrow

myelopoiesis

formation of blood cells in bone marrow

nephrosplenopexy

surgical fixation of the kidney and spleen

neutropenia

too few neutrophils

normocyte

normal-sized red blood cell

oligocythemia

too few red blood cells

osteomyelitis

inflammation of bone and bone marrow

pancytopenia

deficiency of all blood cell types

perfusion

blood flowing through body tissues

petechia

small bruise

phagocytosis

process of cells eating foreign material

phlebarteriectasia

widening of veins and arteries

phlebology

study of veins

phlebotomist

person who draws blood

phlebotomy

drawing blood from a vein

plasmapheresis

removal of plasma from blood

plateletpheresis

removal of platelets from blood