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Circulatory (vocab)

Circulatory Test Review

Key TermsAnswer
Endocardium innermost layer of tissue that lines the chambers of the heart
Pericardium The conical sac of fibrous tissue that surrounds the heart and the roots of the great blood vessels.
Myocardium Muscular tissue of a heart
Diastole the time period when the heart is in the state of relaxation
Systole the contraction of the heart
Arterioles small blood vessels that carry arterial oxygenated blood.
Veins blood vessels carry deoxygenated blood towards the heart
Arteries Blood vessels that carry oxygenated blood away from the heart
Capillaries tiny blood vessels that pass blood from arteries to veins
Plasma Approx. 90% water, with many dissolved or suspended substances
Hemoglobin complex protein composed of the protein molecule called globin and iron compound called heme
Aorta Main artery from the heart which carries oxygenated blood to the body from the left ventricle.
Erythrocytes Red blood cells, are produced in the red bone marrow.
Thrombocytes platelets; usually described as fragments or pieces of cells because they lack nuclei
Leukocytes white blood cells
Hemophilia rare bleeding disorder in which your blood doesn't clot normally.
Aneurysm an abnormal widening or ballooning of a portion of an artery due to weakness in the wall of the blood vessel.
Leukemia cancer of the white blood cells
Phlebotomist individuals trained to draw blood from a live person or animal.
Cardiologist doctor with special training and skill in finding, treating and preventing diseases of the heart and blood vessels.
Hematologist a physician who specializes in treating conditions that involve the blood
Electrocardiogram EKG; a diagnostic tool that measures and records the electrical activity of the hear
Created by: 100000161636809
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