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15 Cards in this Set

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the hematologic system includes
- bone marrow
- liver
- spleen
- blood
liters of blood circulating through the body
6 liters
components of the blood
- red blood cells
- platelets
- clotting factors
- plasma
- also white blood cells, proteins, electrolytes, hormones, and enzymes
signs of hematologic abnormalities
petechiae, purpura, & ecchymoses
4 major blood groups
- a
- b
- ab
- o

each group may be rh negative or rh positive
people with type o negative blood
are universal blood donors
people with type ab positive blood
are universal blood recipients
types of reaction that can occur when blood or blood components are transfused include
- hemolytic
- anaphylactic
- febrile
- circulatory overload
anemia
is a deficiency of red blood cells or hemogoblin that may be due to blood loss, and iron-deficient diet, vit. b12 deficiency, bone marrow failure, or genetic abnormalities
sickle cell anemia
is an incurable genetic condition in which red blood cells can become abnormally sickle cell shaped so that they rupture easily and can obstruct capillaries
sickle cell crisis
characterized by severe pain, occurs when blood flow is obstructed
nursing diagnoses during sickle cell crisis
focus on the patient's acute pain, anxiety, risk for injury, risk for deficient fluid volume, and ineffective therapeutic regimen mangement
thrombocytopenia
deficiency of platelets that can lead to excessive or prolonged bleeding
hemophilia
incurable genetic disease in which some of the factors needed for blood clotting are absent.
tx with replacement clotting factors
nursing diagnoses for the pt with hemophilia include
the patient's risk for injury, acute pain, and ineffective therapeutic regimen management