EKG NATIONAL EXAM 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH EXPERT
SOLUTIONS
when the heart goes down to 40-60 beats per minute where is the impulse generated ? -
(answer)usually in the AV Node
which blood vessel leaves the heart and carries to all parts of the body? - (answer)Aorta
when measuring the height of peaks in an EKG what number does each large square represent? -
(answer)5 millimeters by 5 millimeters
each small square in an EKG is? - (answer)0.04 seconds
how can you calculate each heart rate of an EKG rate? - (answer)count the number of complete
complexes in a 3 or 6 interval and multiply by 20 or 10
if the ventricles are in the systole phase what is happening? - (answer)they are pumping the blood out of
the chamber by contraction
what is the membrane inclosing the heart? - (answer)it is the pericardial sac
what are the pericardial leads? - (answer)they are chest leads
normal standard is? - (answer)10 millimeters
what are leads? - (answer)they are the colored wires that are put on a patients limbs
what is AVL ? - (answer)AVL is the difference in the hearts voltage
what is AVF? - (answer)AVF is the difference in the hearts voltage between the left leg and midpoint
between left leg and right arm
, EKG NATIONAL EXAM 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH EXPERT
SOLUTIONS
what does V1 through V6 record? - (answer)V1 through V6 records hearts voltage from the front to the
back of the heart, recorded from the central point of the heart
What is a sinus arrhythmia? - (answer)it is changes in breathing
what does the term systole mean? - (answer)flatline (death)
what is a heart murmur? - (answer)a heart murmur is the sound of a faulty action when the valves close
what is ischemia - (answer)it is death to an area of the heart
when someone feels pain in the heart its because? - (answer)when someone feels pain in the heart it is
because inadequate blood flow to the heart muscle
what does MI stand for? - (answer)MI stands for a myocardial infarction
what is one of the major causes of heart failure? - (answer)one of the major causes of heart failure is
untreated blood pressure
What is a myocardial infarction? - (answer)a myocardial infarction is when the myocardial tissue suffers
death to an area because of insufficient heart blood flow
what is a major atherosclerosis - (answer)it is the buildup of fat deposits on the walls of the arteries
leading to coronary arteries
who invented the electrocardiograph? - (answer)Willem Einthoven and he is a Dutch Physiologist
what is the inner layer of the heart called? - (answer)endocardium
SOLUTIONS
when the heart goes down to 40-60 beats per minute where is the impulse generated ? -
(answer)usually in the AV Node
which blood vessel leaves the heart and carries to all parts of the body? - (answer)Aorta
when measuring the height of peaks in an EKG what number does each large square represent? -
(answer)5 millimeters by 5 millimeters
each small square in an EKG is? - (answer)0.04 seconds
how can you calculate each heart rate of an EKG rate? - (answer)count the number of complete
complexes in a 3 or 6 interval and multiply by 20 or 10
if the ventricles are in the systole phase what is happening? - (answer)they are pumping the blood out of
the chamber by contraction
what is the membrane inclosing the heart? - (answer)it is the pericardial sac
what are the pericardial leads? - (answer)they are chest leads
normal standard is? - (answer)10 millimeters
what are leads? - (answer)they are the colored wires that are put on a patients limbs
what is AVL ? - (answer)AVL is the difference in the hearts voltage
what is AVF? - (answer)AVF is the difference in the hearts voltage between the left leg and midpoint
between left leg and right arm
, EKG NATIONAL EXAM 2026 QUESTIONS AND ANSWERS | A+ GRADED | WITH EXPERT
SOLUTIONS
what does V1 through V6 record? - (answer)V1 through V6 records hearts voltage from the front to the
back of the heart, recorded from the central point of the heart
What is a sinus arrhythmia? - (answer)it is changes in breathing
what does the term systole mean? - (answer)flatline (death)
what is a heart murmur? - (answer)a heart murmur is the sound of a faulty action when the valves close
what is ischemia - (answer)it is death to an area of the heart
when someone feels pain in the heart its because? - (answer)when someone feels pain in the heart it is
because inadequate blood flow to the heart muscle
what does MI stand for? - (answer)MI stands for a myocardial infarction
what is one of the major causes of heart failure? - (answer)one of the major causes of heart failure is
untreated blood pressure
What is a myocardial infarction? - (answer)a myocardial infarction is when the myocardial tissue suffers
death to an area because of insufficient heart blood flow
what is a major atherosclerosis - (answer)it is the buildup of fat deposits on the walls of the arteries
leading to coronary arteries
who invented the electrocardiograph? - (answer)Willem Einthoven and he is a Dutch Physiologist
what is the inner layer of the heart called? - (answer)endocardium
