NURS 514 Exam 2 Questions with Correct Answers| Latest Update Guaranteed Success
What are the four qualities of cardiac cells? Automaticity, contractility, conductivity, and
excitability
A heart attack is worse for the system if it occurs in what ventricle? Left
What system transfers the electrical beat through the heart? Intranodal tracts
What is the travel path of the heart beat? SA, AV, bundle of his, perkinjie fibers
What beat does the SA node fire at? 60-100
What beat does the AV node fire at? 40-60
What do the bundle of his or purkinjie fibers fire at? 20-40
What do you want to do if cardiac muscle is damaged? Decrease heart work or heart rate
and put on beta blockers like metoprolol
What is the indicator of a beta blocker? -olol
How do you calculate cardiac output? HR x SV
How do blockages decrease contraciltity? They kill tissue which results in scar tissue which
isn't elastic
How many bpm is sinus tach? 100-150
What are the four qualities of cardiac cells? Automaticity, contractility, conductivity, and
excitability
A heart attack is worse for the system if it occurs in what ventricle? Left
What system transfers the electrical beat through the heart? Intranodal tracts
What is the travel path of the heart beat? SA, AV, bundle of his, perkinjie fibers
What beat does the SA node fire at? 60-100
What beat does the AV node fire at? 40-60
What do the bundle of his or purkinjie fibers fire at? 20-40
What do you want to do if cardiac muscle is damaged? Decrease heart work or heart rate
and put on beta blockers like metoprolol
What is the indicator of a beta blocker? -olol
How do you calculate cardiac output? HR x SV
How do blockages decrease contraciltity? They kill tissue which results in scar tissue which
isn't elastic
How many bpm is sinus tach? 100-150
