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Transport blood away from the heart
Arteries
Return blood back to heart
Veins
White blood cells
Leukocytes
Red blood cells
Erythrocytes
Platelets
Thrombocytes
Based on presence or absence of specific antigens
Blood typing; ABO system
Causes a reduction in oxygen transport; hemoglobin deficit
Anemia
Pallor, fatigue, lethargy, irritability, cold intolerance, brittle hair, rigid nails
Signs and symptoms of anemia
Coughing up blood
Hemoptysis
Group of neoplastic disorders involving white blood cells
Leukemia
High proportion of immature nonfunctional cells in bone marrow and peripheral circulation; primarily occurs in children
Acute leukemias (ALL and AML)
HIgh proportion of mature cells but with reduced function; common in older adults
Chronic leukemia; CLL and CML
Degenerative change in small arteries
Arteriosclerosis
Atherosclerosis
Modifiable factor that increases risk of developing atherosclerosis
Sedentary lifestyle
Returns excess interstitial fluid to the cardiovascular system and filters and destroys foreign materials
Lymphatic system
Inflammation or bacterial/viral infection of the lymph nodes
Lymphadenopathy
Malignant neoplasms involving lymphocyte proliferation in lymph nodes
Lymphomas
Hodgkin's Lymphoma
Pumps blood through the body, perfuses organs, delivers oxygen
Functions of the heart
Blood ejected by a ventricle in one minute
Cardiac output (CO)
Chest pain resulting from myocardial ischemia
Angina
Occurs when coronary artery is totally obstructed
Myocardial infarction
Feelings of pressure, shortness of breath, pain radiating to the back, jaw, or left arm, cruching chest pain; not resolved with nitroglycerine
Myocardial infarction
Blood pressure consistently above 140/90
Primary hypertension