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cardiology

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
what results in 80-90% mortality rate even with the best care possible   cardiogenic shock  
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what drug is contraindicated in the treatment of cardiogenic shock   Inderal (propranolol)  
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the amount of blood ejected by the heart in one cardiac contraction is known as   ejection fraction  
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the pressure in the ventricle at the end of diastole is known as   preload  
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what is the equation for blood pressure   SV x HR x SVR  
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During ventricular systole which valves open   aortic  
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the electrical pathway   1,SA 2.inter nodal pathways 3.AV 4.bundle of HIS 5. bundle branches 6. purkinje fibers  
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The sympathetic receptors that are located in the blood vessels and responsible for vasoconstriction   alpha 1 receptors  
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the cardiac contractile force is called   inotropy  
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the heart sound heard by closure of the AV valves is   S1  
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a junctional escape rhythm originates from the   AV node when the SA node is firing at a slower rate than the AV  
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an infarction that involves the entire thickness of the myocardium   transmural  
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What rhythm requires trans cutaneous pacing   3rd degree AV block  
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the time an impulse takes to travel from the atria to the ventricles is known as   PR interval  
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a normal QRS lasts   0.04-0.12 secs  
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the absolute refractory period is from the   beginning of the QRS to the apex of the T wave  
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to perform standard TCP, set the demand rate to   60-80 bpm  
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V-fib can   1.mimic artifact on the monitor 2.may produce a peripheral pulse 3. should be treated with early defibbrilation  
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when initiating TCP in a pulsing patient you should begin with the mA output set at   the minnimum setting 0  
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Hypokalemia treatment   transport  
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treatment for RT sided heart failure   fluids  
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Hyperkalemia treatment   calcium chloride/sodium bicarb/insulin and glucose  
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A goal to treat left ventricular failure is to   decrease myocardial oxygen demand  
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this disease leads to: organ engorgement,venous distention,pitting edema,ascites and or pericardial tamponade   right ventricular heart failure  
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which arrythmia is commonly associated with sudden death   V-fib  
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a sound produced by the body to protect the lungs during LVHF   Wheezing  
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BP on the left arm and hard to read on the right, patient is suffering from   a dissecting ascending aorta  
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sharp tearing pain between the scapula, patient is suffering from   dissecting aneurysm  
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pain comes on suddenly and is 10 from onset   aneurysm  
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pain usually lasts 3-5 mins but can last up to 15 mins   stable angina  
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pain may come on gradually and build with intensity over the time with resulting irreversable tissue death   myocardial infarction  
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pain is usually found in the lower back or flank region it can radiate to the thigh, groin and perineum   aneurysm  
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pain usually comes on at rest it can be relieved over time by O2 rest and nitro   unstable angina  
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the greater the venous return, the greater the preload, the greater the force of contraction and the greater the stroke volume is describing what   Starlings law  
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Atrial systole force is determined by   preload and stretch of ventricles  
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LVHF signs and symptoms   resp distress,apprehension,cyanosis,diaphoresis,resp acidosis,rales,rhonchi,wheezing,JVD,altered,HTN,CP,tachy/irregular,tachyapnea  
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Cor pulmonale   HTN in the lungs which causes right ventricular hypertrophy  
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the cell is negative on the inside compared to the outside   resting potential (polarization)  
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K+ movement out of the cell starts this phase   repolarization  
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This phase is responcible for muscle contraction   action potential (depolarization)  
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cell is considered the most positive on the inside compared to the outside   action potential (depolarization)  
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small box represents   0.04 sec  
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a large box represents   0.20sec  
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