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Anatomy
Electrophysiology
ECG
Miscellaneous
Extras
100
tricuspid, mitral, pulmonic and aortic
What is the 4 valves of the heart?
100
Sinoatrial Node
What is the heart's natural pacemaker?
100
QRS complex
What is ventricles depolarizing while atria repolarising?
100
SA Node, AV Node, Bundle of His, Purkinjie fires
What is normal sequence of stimulus through conduction system?
100
cold, clammy skin, hypotension, chest pain
What are symptoms of bradycardia?
200
dominant in 90% of the population
What is the right coronary artery?
200
PQRST
What is the cardiac cycle on ECG?
200
onset of atrial depolarization to onset of ventricular depolarization
What is PR interval?
200
hypoxia, anxiety, heart failure, fever
What are common causes of sinus tachycardia?
200
stroke volume X heart rate
What is cardiac output formula?
300
right and left bundle branches
What area of conduction system does the left coronary artery/LAD supply?
300
T wave
What is repolarization of ventricles?
300
8th interspace, left midclavicular line
What is is Red-left leg three lead wire placement?
300
atropine
What is treatment of choice for symptomatic sinus bradycardia?
300
right atrial hypertrophy (enlarged right atrium)
What causes tall and peaked T waves?
400
carry oxygenated blood towards the heart
What is the pulmonary vein?
400
property of conduction system
What is back up pacemaker of heart?
400
ST segment
What is early ventricular repolarisation?
400
volume of blood ejected from left ventricle into aorta every minute
What is cardiac output?
400
early admin. of aspirin, smoking cessation counselling, statins at discharge, ECG within 10 mins. of hospital arrival
What are attributes of Safer Health Care Now?
500
closure of the AV and semilunar valves
What is lub and dub produced from?
500
ventricular contraction follows this
What is ventricular depolarization?
500
PR interval of 0.24
What is a prolonged PR interval?
500
the extent to which the ventricle walls are stretched
What is preload?
500
slows heart rate, decreases conduction through AV node and causes a small decrease in ventricular contraction
What is stimulation of the parasympathetic nervous system?