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Blood & Lymphatic
The Blood & Lymphatic System
Term | Definition |
---|---|
blast/o | germ or bud |
lacteals | specialized lymph vessels in the small intestine that absorb fat into the bloodstream (lacteus = milky) |
lymph capillaries | microscopic vessels that draw lymph from tissues to the lymph vessels |
cross-matching | method of matching a donor's blood to the recipient by mixing a sample in a test tube to determine compatibility |
lymph | fluid that is circulated through the lymph vessels |
lymph node dissection | removal of possible cancer-carrying lymph nodes for pathologic examination |
aplastic anemia | a normocytic-normochromic type of anemia characterized by the failure of bone marrow to produce red blood cells |
autologous blood | blood donated by and stored for a patient for future personal use (auto = self) |
hemolysis | breakdown of the red blood cell membrane |
vasoconstrictor | a drug that causes a narrowing of blood vessels, thereby decreasing blood flow |
white blood cell | protects the body from harmful invading substances; also called leukocyte |
chromat/o | color |
Prothrombin Time (PT) | test to measure activity of prohibition in the blood |
serum | liquid portion of the blood that remains after clotting |
microcytosis | presence of small red blood cells |
lymph/o | clear fluid |
polymorphonuclear (PMN) leukocyte | another term for neutrophil, referring to the many segments in its nucleus (poly=many; morpho=form; nucleus = kernel) |
macrocytosis | presence of large red blood cells |
MCH | mean corpuscular hemoglobin |
CD | cluister of differentiation |
PLT | platelet count |
NK | natural killer (cell) |
chyl/o | juice |
immun/o | immune, resistant |
phag/o | eat or swallow |
reticul/o | a net |
splen/o | slpeen |
thromb/o | clot |
agranulocytes | a group of leukocytes without granules in their nucei |
chyle | white or pale yellow substance in lymph that contains fatty substances absorbed by the lacteals |
immunity | process of disease of protection induced by exposure to an antigen |
hemophilia | a group of hereditary bleeding disorders caused by a defect in clotting factors necessary for the coagulation of blood |
venotomy | incision into or puncture of a vein to withdraw blood for testing; also called phlebotomy |