EMT-B Chapter 25 - Bleeding (Multiple)

EMT-B Chapter 25 - Bleeding (Multiple) The function of the blood is to _______ all of the body's cells and tissues A. Remove oxygen from B. Deliver nutrients to C. Carry waste products to D. All of the above B The cardiovascular system consists of A. A pump B. A container C. Fluid D. All of the above D Blood leaves each chamber of a normal heart through a A. Vein B. Artery C. One way valve D. Capillary C Blood enters the right atrium from the A. Coronary arteries B. Lungs C. Vena cava D. Coronary veins C Blood enters the left atrium from the A. Coronary arteries B. Lungs C. Vena cava D. Coronary veins B The only arteries of the body that carry deoxygenated blood are the A. Pulmonary arteries B. Coronary arteries C. Femoral arteries D. Subclavian arteries A The _______ is the thickest chamber of the heart A. Right atrium B. Right ventricle C. Left atrium D. Left ventricle D The _______ links the arteries and the venules. A. Aorta B. Capillaries C. Vena cava D. Valves B At the arterial end of the capillaries, the muscles dilate and constrict in response to conditions such as A. Fright B. A specific need for oxygen C. A need to dispose of metabolic wastes D. All the of above D Blood contains all of the following except A. White blood cells B. Plasma C. Cerebrospinal fluid D. Platelets C ________ is the circulation of blood within an organ or tissue in adequate amounts to meet the cells current need for oxygen nutrients and waste removal A. Anatomy B. Perfusion C. Physiology D. Conduction B The _______ only requires a minimal blood supply when at rest A. Lungs B. Kidneys C. Muscles D. Heart C The term _______ means constantly adapting to changing conditions A. Perfusion B. Conduction C. Dynamic D. Autonomic C _______ is inadequate tissue perfusion A. Shock B. Hyperperfusion C. Hypertension D. Contraction A The brain and spinal cord usually cannot go for more than _______ minutes without perfusion or the nerve cells will be permanently damaged A. 30 -45 B. 12-20 C. 8-10 D. 4-6 D An organ or tissue that is considerably _______ is much better able to resist damage from hypoperfusion A. warmer B. colder C. younger D. older B The body will not tolerate an acute blood loss of greater than _______ of blood volume A. 10% B. 20% C. 30% D. 40% B If the typical adult loses more than 1L of blood, significant changes in vital signs, such as _____ will occur A. Decreased heart rate B. Increased respiratory rate C. Increased blood pressure D. All of the above B _______ shock is a condition in which low blood volume results in inadequate perfusion or even death A. Hypovolemic B. Metabolic C. Septic D. Psychogenic A You should consider bleeding to be serious if all of the following conditions are present except A. Blood loss is rapid B. There is no mechanism of injury C. The patient has a poor general appearance D. Assessment reveals signs and symptoms of shock B Significant blood loss demands your immediate attention as soon as the _______ has been managed A. Fracture B. Extraction C. Airway D. None of the above C The process of blood clotting and plugging the hole is called A. Conglomeration B. Configuration C. Coagulation D. Coalition C Even though the body is very efficient at controlling bleeding on it's own it may fail in situations such as A. When medication interferes with normal clotting B. When damage to the vessel maybe so large that a clot cannot completely block the hole C. When only part of the vessel is cut preventing it from constricting D. All of the above D A lack of one or more of the blood clotting factors is called A. A deficiency B. Hemophilia C. Platelet anomaly D. Anemia B You respond to a 25-year-old man who has cut his arm with a circular saw. The bleeding appears to be a bright red and spurting. The patient is alert and oriented and converses with you freely. He appears to be stable at this point. What is your first step of controlling his bleeding? A. Direct pressure B. Maintain the airway C. Standard precautions D. Elevation C When applying a bandage to hold a dressing in place, stretch the bandage tight enough to control the bleeding but not so tight as to decrease _____ to the extremity. A. blood flow B. pulses C. oxygen D. CRTs A If bleeding continues after applying a pressure dressing should do all the following except A. Remove the dressing apply another sterile dressing B. Apply manual pressure through the dressing C. Add more gauze pads over the first dressing D. Secure both dressings tighter with a roller bandage A