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25 Cards in this Set
- Front
- Back
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Myocardium
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A powerful muscle which pumps blood throughout the circulatory system.
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Atrium
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The upper chamber, which receives blood.
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Ventricle
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The lower chamber, which pumps blood out of the heart.
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Pulmonary Circulation
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A pathway of blood pumping from the heart to the lungs.
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Systemic Circulation
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A pathway of blood pumping from the heart to the rest of the body.
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Valve
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Flaps of connective tissue between the atria and the ventricles to prevent backflow of the blood.
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Pacemaker
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Muscle cells in the sinoatrial node which control the impulses which beat the heart.
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Aorta
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The aorta is the first of a series of blood vessels that carry the blood on its round trip throughout the body and back to the heart.
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Artery
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Large vessels that carry blood from the heart to the tissues of the body.
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Capillary
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The capillaries bring nutrients and oxygen into the tissues and absorbing CO2 and taking it out.
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Vein
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Large vessels that return blood to the heart.
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Atherosclerosis
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A condition in which fatty deposits called plaque build up on the inner walls of the arteries.
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Plasma
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A straw colored fluid made up of water, gasses, salts, enzymes, nutrients, hormones, wastes, and proteins.
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Hemoglobin
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Iron containing protein that binds to oxygen in the lungs and transports it to tissues throughout the body where the oxygen is released.
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Lymphocyte
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A special class of white blood cells that produce antibodies that are proteins that help destroy pathogens.
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Platelet
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Each fragment of cytoplasm is enclosed in a piece of cell membrane and released into the bloodstream as a platelet.
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Lymph
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A fluid which collects fluid that is lost by the blood and returns it to the circulatory system.
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Pharynx
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A passageway for both air and food.
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Trachea
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WIndpipe
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Larynx
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At the top of the trachea, which contains the vocal cords.
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Bronchus
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Two large passageways in the chest area. Each bronchus leads to a lung.
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Alveolus
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Millions of tiny airsacs.
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Diaphragm
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A large flat muscle that aids in breathing.
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Nicotine
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Stimulant drug that increases heart rate and blood pressure.
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Emphysema
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the loss of elasticity in the tissues of the lungs.
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