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45 Cards in this Set
- Front
- Back
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Hematocrit
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percentage of red blood cells in total volume of blood
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Anemia
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decrease number of red blood cells
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Pernicious anemia
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lack B12
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Aplastic anemia
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depression/destruction of bone marrow
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Iron deficiency anemia
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inadequate hemoglobin content of RBCs
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Sickle cell anemia
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abnormal hemoglobin in RBCs
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Leukocytosis
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increase number of WBCs Leukopenia :: low numbers of WBCs
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Leukemia
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bone marrow cancer
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Hematopoiesis
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blood cell formation
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Hemocytoblast
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stem cell
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Erythropoietin
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hormome controls RBCs production
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Hemostasis
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stoppage of blood flow
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Thrombus
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clot develops and persist in unbroken blood vessel
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Embolus
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clot breaks away from vessel wall and floats in blood stream
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Thrombocytopenia
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insufficient number of platelets
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Thrombophlebitis:
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inflammation of the veins
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Hemophilia
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hereditary bleeding disorders result from lack of clotting factors
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Hemolysis
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rupture of RBCs
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Angina pectoris
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chest pain
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Myocardial infarction
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heart attack
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Tachycardia
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rapid heart rate, over 100 bpm
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Bradycardia
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slow heart rate, less than 60 bpm
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Systolic pressure
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pressure in the arteries at peak of ventricular contraction
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Diastolic pressure
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pressure when ventricles relax
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Hypertension
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high blood pressure
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Hypotension
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low blood pressure
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Atherosclerosis
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thickening walls of blood vessels
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Ischemia:
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lack of adequate blood supply to heart muscle
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Edema
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accumulation of fluid in tissue
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Immunity
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specific resistance to diseases
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Complement
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20 plasma proteins circulate in blood |
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Interferon:
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proteins released by virus-infected cells that protect uninfected cells
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Vaccine
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dead or weakened pathogen
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Lymphokines
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cytokine chemicals released by sensitized T cells
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Allergies
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immune response causes tissue damage
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Hypoxia:
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inadequate oxygen delivery to body tissues
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Hyperpnea
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vigorous and deep breathing
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Apnea
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brief cessation of breathing
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dyspnea
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difficult breathing
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Cyanosis:
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insufficient oxygen in blood
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Respiratory Distress Syndrome
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collapsed lungs due to inadequate surfactant production
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emphysema
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inflammation of the walls of the alveoli
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atelectasis
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lung collapse
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pneumothorax
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air in the intrapeural space
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crackle, wheezing, rales
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abnormal sounds produced by diseased respiratory tissue,mucus or pus
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