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aorta -
- The principal artery leaving the left side of the heart and carrying freshly oxygenated blood to the body
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arterioles
-- The smallest branches of arteries leading to the vast network of capillaries.
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artery -
- A blood vessel, consisting of three layers of tissue and smooth muscle that carries blood away from the heart.
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capillaries -
- The small blood vessels that connect arterioles and venules; various substances pass through capillary walls, into and out of the interstitial fluid, and then on to the cells.
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coagulation -
- The formation of clots to plug openings in injured blood vessels and stop blood flow.
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contusion -
- A bruise, or ecchymosis.
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ecchymosis -
- Discoloration of the skin associated with a closed wound; bruising
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epistaxis -
- A nosebleed.
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hematoma -
- A mass of blood in the soft tissues beneath the skin.
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hemophilia -
- A congenital condition in which the patient lacks one or more of the blood''s normal clotting factors.
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hypovolemic shock -
- A condition in which low blood volume, due to massive internal or external bleeding or extensive loss of body water, results in inadequate perfusion.
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perfusion -
- The flow of blood through body tissues and vessels
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pneumatic antishock garment (PASG) -
- An inflatable device that covers the legs and abdomen; used to splint the lower extremities or pelvis, or to control bleeding in lower extremities, pelvis, or abdominal cavity.
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pressure point
-- A point where a blood vessel lies near a bone; useful when direct pressure and elevation do not control bleeding
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shock -
- A condition in which the circulatory system fails to provide sufficient circulation so that every body part can perform its function; also called hypoperfusion.
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tourniquet -
- The bleeding control method of last resort that occludes arterial flow; used only when all other methods have failed and the patient''s life is in danger.
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veins
-- The blood vessels that carry blood from the tissues to the heart.
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