CVS 105 Exam 1 questions with
complete solutions A+ rated
Another name for breast bone - correct answer ✔✔Sternum
What is another name for heart attack - correct answer ✔✔Myocardial Infraction-
Part of heart muscle dies
What is the difference between a heart attack and cardiac arrest - correct answer
✔✔Cardiac arrest: electrical problem with the heart which causes sudden stop
Myocardial infraction : blockage, blood cannot get to the heart, AKA Heart Attack
Where is V2 located? - correct answer ✔✔4th intercostal space to the (patient's)
left of the sternum
What are the other names for chest leads? - correct answer ✔✔Precordial leads
or Vector leads
What are the chest leads? - correct answer ✔✔V1-V6
How many electrodes are placed as part of the 12 lead EKG? - correct answer
✔✔10
How many views of the heart are recorded? - correct answer ✔✔12
, What is the most accurate way to measure HR? - correct answer ✔✔1500 method
Which method is used to calculate an irregular HR? - correct answer ✔✔6 second
How much is each small box worth in time? - correct answer ✔✔.04 seconds (x 5
= .20)
How much is each big box worth in time? - correct answer ✔✔.20 seconds
What does the vertical line represent? - correct answer ✔✔Voltage/ amplitude
What does the horizontal line represent? - correct answer ✔✔HR in time
What is the name of the line that determines positive or negative? - correct
answer ✔✔Isoelectric line
Where is lead II located? - correct answer ✔✔RA to LL
Which is the positive lead in lead II? - correct answer ✔✔LL - Always from
negative to positive
What are the limb leads? - correct answer ✔✔Leads : 1, 2, 3 (Bipolar) - LL, LA, RA
complete solutions A+ rated
Another name for breast bone - correct answer ✔✔Sternum
What is another name for heart attack - correct answer ✔✔Myocardial Infraction-
Part of heart muscle dies
What is the difference between a heart attack and cardiac arrest - correct answer
✔✔Cardiac arrest: electrical problem with the heart which causes sudden stop
Myocardial infraction : blockage, blood cannot get to the heart, AKA Heart Attack
Where is V2 located? - correct answer ✔✔4th intercostal space to the (patient's)
left of the sternum
What are the other names for chest leads? - correct answer ✔✔Precordial leads
or Vector leads
What are the chest leads? - correct answer ✔✔V1-V6
How many electrodes are placed as part of the 12 lead EKG? - correct answer
✔✔10
How many views of the heart are recorded? - correct answer ✔✔12
, What is the most accurate way to measure HR? - correct answer ✔✔1500 method
Which method is used to calculate an irregular HR? - correct answer ✔✔6 second
How much is each small box worth in time? - correct answer ✔✔.04 seconds (x 5
= .20)
How much is each big box worth in time? - correct answer ✔✔.20 seconds
What does the vertical line represent? - correct answer ✔✔Voltage/ amplitude
What does the horizontal line represent? - correct answer ✔✔HR in time
What is the name of the line that determines positive or negative? - correct
answer ✔✔Isoelectric line
Where is lead II located? - correct answer ✔✔RA to LL
Which is the positive lead in lead II? - correct answer ✔✔LL - Always from
negative to positive
What are the limb leads? - correct answer ✔✔Leads : 1, 2, 3 (Bipolar) - LL, LA, RA
