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Blood Disorders I

A&P Dr. Kelly: RBC, WBC, & others for unit I

hemorrhagic anemia anemia resulting directly from loss of blood
hemolytic anemia decreased survival of mature erythrocytes and inability of bone marrow to compensate for the decreased life span
aplastic anemia bone marrow suppression with replacement of the hematopoietic cells by fat
iron deficiency anemia inadequate iron results in no hemoglobin synthesis
pernicious anemia deficiency of V. B12 preventing stem cell division in bone marrow
thalassemia inability to produce adequate amounts of normal protein subunits of hemoglobin
sickle cell anemia mutation of amino acid sequence upon releasing bound O2 they sickle which can cause blockage
polycythemia an increase in the total cell mass of the blood
leukopenia reduction of the number of leukocytes in the blood
leukemia cancers of blood forming tissues that circulate throughout the body 2 types: myeloid & lymphoid
infectious monomnucleosis caused by the Epstein-Barr virus its primary symptoms of fatigue and lack of energy
thrombus a stationary blood clot along the wall of a blood vessel
embolus a mass of clotted blood or other material brought by the blood from one vessel and forced into a smaller one, obstructing the circulation
hemophilia inherited reduced production of a single clotting factor which results in excessive bleeding
thrombocytopenia An abnormal decrease in the number of platelets in circulatory blood.
pericarditis inflammation of the pericardium makes heart work harder
cardiac tamponade compression of the heart due to fluid accumulation in pericardial cavity restricting movement & could increase Heart rate
cardiac cells are connected by desmosomes & gap junctions
Pericardial cavity location: area between 2 spaces contains pericardial fluid - function = reduces friction
parietal pericardium serous membrane that forms the outer wall of pericardial cavity & has dense fibrous layer; Tissue: areolar & mesothelium
visceral pericardium / epicardium serous membrane covers the outer layer of heart
fossa ovalis depression in septum, fetal remnant in right atrium
Created by: midnight1854