ED-3220 Chapter Notes - Chapter 8: Vomiting, Hemostasis, Tachypnea
Document Summary
Large amount of bleeding during a short amount of time: external bleeding. Bleeding you can see coming from the wound. Bleeding inside the body: uncontrolled bleeding (internal / external) is life-threatening. The blood and blood vessels: blood"s fu(cid:374)(cid:272)tio(cid:374)s (cid:894)(cid:373)ajor(cid:895) Maintain body temperature: blood is both liquid and solid. Composes 7% of our total body weight: plasma. Half of our total blood volume: red blood cells. Transport oxygen and carbon dioxide: white blood cells. Microscopic blood vessels linking arterioles and venules. When bleeding occurs: complex chain of events is triggered. Heart starts pumping faster (trigger from brain) Brain signals to constrict flow to extremities. Process of platelets collecting at wound site to stop/control bleeding. Wash the wound with soap and water, gently dry with clean gauze or towel. Control by covering and applying pressure- if wound bleeds through, keep addi(cid:374)g (cid:271)a(cid:374)dages (cid:894)do(cid:374)"t re(cid:373)o(cid:448)e (cid:449)hat"s already o(cid:374) there) Tight band placed around arm or leg.
