2012年护士资格考试通过之必考20个知识点(国外英文资料).docVIP

2012年护士资格考试通过之必考20个知识点 In 2012, there were 20 points of knowledge (1) for the nurses qualification examination. Aortic valve, mitral valve, mitral valve Aortic stenosis directly causes the left ventricle to be heavier. Aortic valve closure insufficiency caused increased left ventricular preload, mitral stenosis caused by left ventricular afterload, mitral insufficiency caused increased left atrial and left ventricular preload, tricuspid regurgitation caused all of the right atrium and right ventricle before the load is increased. Type I respiratory failure: O2 is not associated with CO2 retention (PaO250mmHg). It is found in COPD and upper airway obstruction. Low concentration (35 percent) is continuously given to oxygen. Type II respiratory failure: the absence of O2 with CO2 retention (PaO2 60mmHg, PaCO2 50mmHg) is caused by insufficient ventilation. It is found in COPD and upper airway obstruction. Low concentration (35 percent) is continuously given to oxygen. Brain hemorrhage refers to primary nontraumatic brain hemorrhage. Clinical manifestations: the number of people over 50 who have a history of hypertension. Physical activity or emotional agitation, more than the prodrome, the disease is more urgent. Symptoms from minutes to hours of peak and blood pressure increased significantly, severe headache, vomiting, aphasia, limb paralysis and disturbance of consciousness and focal position and whole brain symptoms. Cerebral infarction is also called ischemic stroke, including cerebral thrombosis, cerebral embolism and cerebral lacunar infarct, refers to the brain blood circulation obstacle, ischemia, hypoxia caused by the limitations of brain ischemic necrosis or softening. Clinical manifestation: the disease is well developed in the middle aged, most in the patients between 50 and 60 years old, and most of them have high blood pressure, coronary heart disease or diabetes. In general, the patient may have some unobserved prodromal symptoms such as dizziness and he