EKG NATIONAL PAPER ACTUAL QUESTIONS AND
ANSWERS SET A+
✔✔what is the term for rapid heart beat - ✔✔tachycardia
✔✔the right and left side of the heart is separated by the - ✔✔septum
✔✔the term used when the heart is contracting is - ✔✔systole
✔✔what happens when the heart beats too slowly - ✔✔the patient can suffer from
syncope
✔✔what is the term used for slow heart rate - ✔✔bradycardia
✔✔the P-R interval should be - ✔✔>0.12 seconds
✔✔a normal PR interval is - ✔✔0.12-0.20 seconds
✔✔which two chambers are known as the receiving chambers - ✔✔the right and left
atria
✔✔what happens if the blood supply to the myocardium stops? - ✔✔only the area that
does not receive blood dies
✔✔what does the T wave show - ✔✔ventricular repolarization and ventricular relaxation
✔✔the most accurate way to determine the rate of any rhythm is the - ✔✔block method
(300, 150, 100, ect)
✔✔in the QRS complex, if the first wave is up, what type of wave is it - ✔✔R
✔✔what wave on a rhythm strip indicates the repolarization of the ventricles - ✔✔T
, ✔✔when an electrical impulse originates from somewhere other than one of the
pacemakers sites, it is said to be - ✔✔ectopic firing
✔✔AVR, AVL and AVF are known as - ✔✔augmented leads
✔✔the tertiary pacemaker is also known as the - ✔✔SA node
✔✔V1 should be placed - ✔✔in the fourth intercostal space, just to the right of the
sternum
✔✔the upper chambers of the heart are called - ✔✔atria
✔✔what happens in the heart, when the atria contracts - ✔✔the blood is squeezed into
the ventricles
✔✔what can happen when the heart beats to slowly - ✔✔the patient can suffer from
syncope
✔✔what is an electrocardiography - ✔✔process of recording the electrical activity of the
heart
✔✔how many leads are used for an EKG - ✔✔10
✔✔what is the cardiac cycle - ✔✔P-R interval
✔✔what does the T wave show - ✔✔the relaxation of the heart
✔✔where does the U wave show - ✔✔after the T wave
✔✔what color and what is usually the ground wire - ✔✔the ground wire is green and
usually on the right leg/foot
✔✔what is the cause of interrupted baseline - ✔✔dirty electrodes
✔✔a muscle tremor on a EKG is a____ - ✔✔wondering baseline
✔✔what are electrodes - ✔✔they are the gel or solution used on the patient to conduct
electricity
✔✔where does the AVF go - ✔✔goes on the left foot/leg
ANSWERS SET A+
✔✔what is the term for rapid heart beat - ✔✔tachycardia
✔✔the right and left side of the heart is separated by the - ✔✔septum
✔✔the term used when the heart is contracting is - ✔✔systole
✔✔what happens when the heart beats too slowly - ✔✔the patient can suffer from
syncope
✔✔what is the term used for slow heart rate - ✔✔bradycardia
✔✔the P-R interval should be - ✔✔>0.12 seconds
✔✔a normal PR interval is - ✔✔0.12-0.20 seconds
✔✔which two chambers are known as the receiving chambers - ✔✔the right and left
atria
✔✔what happens if the blood supply to the myocardium stops? - ✔✔only the area that
does not receive blood dies
✔✔what does the T wave show - ✔✔ventricular repolarization and ventricular relaxation
✔✔the most accurate way to determine the rate of any rhythm is the - ✔✔block method
(300, 150, 100, ect)
✔✔in the QRS complex, if the first wave is up, what type of wave is it - ✔✔R
✔✔what wave on a rhythm strip indicates the repolarization of the ventricles - ✔✔T
, ✔✔when an electrical impulse originates from somewhere other than one of the
pacemakers sites, it is said to be - ✔✔ectopic firing
✔✔AVR, AVL and AVF are known as - ✔✔augmented leads
✔✔the tertiary pacemaker is also known as the - ✔✔SA node
✔✔V1 should be placed - ✔✔in the fourth intercostal space, just to the right of the
sternum
✔✔the upper chambers of the heart are called - ✔✔atria
✔✔what happens in the heart, when the atria contracts - ✔✔the blood is squeezed into
the ventricles
✔✔what can happen when the heart beats to slowly - ✔✔the patient can suffer from
syncope
✔✔what is an electrocardiography - ✔✔process of recording the electrical activity of the
heart
✔✔how many leads are used for an EKG - ✔✔10
✔✔what is the cardiac cycle - ✔✔P-R interval
✔✔what does the T wave show - ✔✔the relaxation of the heart
✔✔where does the U wave show - ✔✔after the T wave
✔✔what color and what is usually the ground wire - ✔✔the ground wire is green and
usually on the right leg/foot
✔✔what is the cause of interrupted baseline - ✔✔dirty electrodes
✔✔a muscle tremor on a EKG is a____ - ✔✔wondering baseline
✔✔what are electrodes - ✔✔they are the gel or solution used on the patient to conduct
electricity
✔✔where does the AVF go - ✔✔goes on the left foot/leg
