EKG TECHNICIAN FINAL EXAM REVIEW
CORRECT 100%
Every day, the average heart beats _ times - ANSWER 100,000
Every day, the average heart pumps about gallons _ of blood - ANSWER 2,000
The human heart weighs approximately - ANSWER 11 ounces
The human heart is about the size of an adults - ANSWER Clenched fist
The SA node (sino-atrial) is located in the - ANSWER Upper right atrium
The heart is made up of specialized muscle tissue called - ANSWER myocardium
The heart is divided into _ separate chambers - ANSWER 4 (Four)
The right and left _ make up the top portion of the heart - ANSWER Atria
Patient psychology can be more important in obtaining a diagnostically pure EKG than
the mechanics of administering the EKG - ANSWER True
EKG can be used to evaluate the function of the artificial pacemakers - ANSWER True
The right and left _ make up the bottom portion of the heart - ANSWER Ventricles
The right and left atria are the _ chambers of the heart - ANSWER Receiving
The right and left ventricles are the hearts _ chambers - ANSWER Pumping
The muscular wall that separates the left and right sides of the heart is the - ANSWER
Septum
_ regulate the flow of blood into and out of the proper chambers - ANSWER Valves
The heart has _ valves - ANSWER 4 (Four)
Which of the following is NOT one of the valves of the heart? - ANSWER The tach
cardiac valve
The _ valve is located between the right atrium and right ventricle - ANSWER Tricuspid
The tricuspid valve is located between the right atrium and right ventricle - ANSWER
True
, The _ valve separates the left ventricle from the aorta - ANSWER Aortic
The "lub-dub" sounds heard with a stethoscope are the sounds of the heart valves _ -
ANSWER Closing
The pulmonic valve is located between the _ and the pulmonary artery - ANSWER Right
ventricle
Neurological pathways connect the heart with the _ of the brain - ANSWER Medulla
The electrocardiogram (EKG) records the actual image of the heart - ANSWER FALSE
The right leg electrode is called the ground, or _ electrode - ANSWER Reference
The three limb leads form a triangle called - ANSWER Einthoven's triangle
Leads I, II, and III are electrically _ from the hearts electrical activity - ANSWER
Equidistant
The negative pole is always the _ - ANSWER Right arm
The _ electrode is positive in lead I and negative in lead III - ANSWER Left arm
Lead I records the difference in electrical potential between the left arm and _ -
ANSWER Right arm
Lead II records the difference in electrical potential between the left leg and _ -
ANSWER Right arm
Three additional leads that record frontal plane activity are called the _ leads -
ANSWER Augmented
Augmented leads are designated by a VR, a VL and a VF. "aV" stands for "augmented
_" - ANSWER Voltage
The chest leads are numbered V1 to V6 and move in successive steps from patient's _ -
ANSWER Right to left
Recording the third dimension of the heart, from front to rear, is the function of the _ -
ANSWER Chest leads
The EKG is a recording of the electrical impulses associated with cardiac contraction
and _ - ANSWER Relaxation
The EKG is a method of recording the hearts strength - ANSWER FALSE
CORRECT 100%
Every day, the average heart beats _ times - ANSWER 100,000
Every day, the average heart pumps about gallons _ of blood - ANSWER 2,000
The human heart weighs approximately - ANSWER 11 ounces
The human heart is about the size of an adults - ANSWER Clenched fist
The SA node (sino-atrial) is located in the - ANSWER Upper right atrium
The heart is made up of specialized muscle tissue called - ANSWER myocardium
The heart is divided into _ separate chambers - ANSWER 4 (Four)
The right and left _ make up the top portion of the heart - ANSWER Atria
Patient psychology can be more important in obtaining a diagnostically pure EKG than
the mechanics of administering the EKG - ANSWER True
EKG can be used to evaluate the function of the artificial pacemakers - ANSWER True
The right and left _ make up the bottom portion of the heart - ANSWER Ventricles
The right and left atria are the _ chambers of the heart - ANSWER Receiving
The right and left ventricles are the hearts _ chambers - ANSWER Pumping
The muscular wall that separates the left and right sides of the heart is the - ANSWER
Septum
_ regulate the flow of blood into and out of the proper chambers - ANSWER Valves
The heart has _ valves - ANSWER 4 (Four)
Which of the following is NOT one of the valves of the heart? - ANSWER The tach
cardiac valve
The _ valve is located between the right atrium and right ventricle - ANSWER Tricuspid
The tricuspid valve is located between the right atrium and right ventricle - ANSWER
True
, The _ valve separates the left ventricle from the aorta - ANSWER Aortic
The "lub-dub" sounds heard with a stethoscope are the sounds of the heart valves _ -
ANSWER Closing
The pulmonic valve is located between the _ and the pulmonary artery - ANSWER Right
ventricle
Neurological pathways connect the heart with the _ of the brain - ANSWER Medulla
The electrocardiogram (EKG) records the actual image of the heart - ANSWER FALSE
The right leg electrode is called the ground, or _ electrode - ANSWER Reference
The three limb leads form a triangle called - ANSWER Einthoven's triangle
Leads I, II, and III are electrically _ from the hearts electrical activity - ANSWER
Equidistant
The negative pole is always the _ - ANSWER Right arm
The _ electrode is positive in lead I and negative in lead III - ANSWER Left arm
Lead I records the difference in electrical potential between the left arm and _ -
ANSWER Right arm
Lead II records the difference in electrical potential between the left leg and _ -
ANSWER Right arm
Three additional leads that record frontal plane activity are called the _ leads -
ANSWER Augmented
Augmented leads are designated by a VR, a VL and a VF. "aV" stands for "augmented
_" - ANSWER Voltage
The chest leads are numbered V1 to V6 and move in successive steps from patient's _ -
ANSWER Right to left
Recording the third dimension of the heart, from front to rear, is the function of the _ -
ANSWER Chest leads
The EKG is a recording of the electrical impulses associated with cardiac contraction
and _ - ANSWER Relaxation
The EKG is a method of recording the hearts strength - ANSWER FALSE
