2026 NWCA EXAM QUESTIONS WITH
CORRECT ANSWERS
The heart is located in the - correct answer -mediastinum
The valves of the heart are made up of - correct answer -endocardium
Why is cardiac tissue unique - correct answer -bc it is all fused together, so it acts as one
Where is the av bundle located - correct answer -
at the top of the septum or on the wall between the right atrium and the right ventricle
What can happen when the heart beats too slowly - correct answer -syncope
Electrocardiogram - correct answer -a recording or tracing of an ekg
Cardiac cycle - correct answer -the beginning of a beat until the beginning of the next beat
= pqrst
When does a u wave occur - correct answer -when a patient has very low k+
What does the standard check - correct answer -the voltage that the instrument is using
Lead - correct answer -a picture of the heart
Normal standard - correct answer -10 mm/mv
Electrocardiograph - correct answer -the instrument used for recording the heart's activity
CORRECT ANSWERS
The heart is located in the - correct answer -mediastinum
The valves of the heart are made up of - correct answer -endocardium
Why is cardiac tissue unique - correct answer -bc it is all fused together, so it acts as one
Where is the av bundle located - correct answer -
at the top of the septum or on the wall between the right atrium and the right ventricle
What can happen when the heart beats too slowly - correct answer -syncope
Electrocardiogram - correct answer -a recording or tracing of an ekg
Cardiac cycle - correct answer -the beginning of a beat until the beginning of the next beat
= pqrst
When does a u wave occur - correct answer -when a patient has very low k+
What does the standard check - correct answer -the voltage that the instrument is using
Lead - correct answer -a picture of the heart
Normal standard - correct answer -10 mm/mv
Electrocardiograph - correct answer -the instrument used for recording the heart's activity
