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Bleeding
Chapter 22
| Question | Answer |
|---|---|
| Aorta | The main artery, which receives blood from the left ventricle and delivers it to all the other arteries that carry blood to the tissues of the body. |
| Arterioles | Th smallest branches of arteries leading to the vast network of capillaries |
| Artery | A blood vessel, consisting of three layers of tissue and smooth muscle that carries blood away from the heart. |
| Capillaries | The small blood vessels that connect arterioles and venules; various substances pass through capillary walls, into and out o the interstitial fluid, and then on to the cells. |
| Coagulation | The formation of clots to plug openings in injured blood vessels and stop blood flow. |
| Contusion | A brise, or ecchymosis |
| Ecchymosis | Discoloration of the skin associated with a closed wound; bruising. |
| Epistaxis | A nosebleed. |
| Hematoma | A mass of blood in the soft tissues beneath the skin. |
| Hemophilia | A congenital condition in which the patient lacks one or more of the blood's normal clotting factors. |
| Hemorrhage | Bleeding |
| 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. |
| Perfusion | Circulation of blood within an organ or tissue in adequate amounts to meet the current needs of the cells. |
| 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 the lower extremities, pelvis, or abdominal cavity. |
| Pressure point | A point where a blood vessel lies near a bone; useful when direct pressure and elevation do not control bleeding. |
| 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. |
| 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. |
| Veins | Th blood vessels that carry blood from the tissues to the heart. |
Created by:
azoch
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