EKG PRACTICE EXAM WITH
CORRECT ANSWERS
2025
A technician is preparing a patient for a 12-lead EKG. Which of the
following is the correct placement for lead V4?
A) The 5th intercostal space at the midclavicular line.
B) The 4th intercostal space at the midaxillary line.
C) The 5th intercostal space at the midaxillary line.
D)The 4th intercostal space at the midclavicular line. ( correct
answers ) The 5th intercostal space at the mid clavicle line
The R-R internal on a patient's tracing has five large boxes. Which of the
following is the patient's heart rate?
E) 40/mm
F) 60/mm
G)75/mm
H) 85/mm ( correct answers ) 60/mm
An EKG technician is about to perform an EKG on a 3-year old patient.
Which of the following is an appropriate action for the technician to
take before the procedure?
I) Restrain the child
J) Tell the child that the procedure won't hurt
K) Ask the parent to hold the child during the procedure
L)Ask the parents to step out of the room ( correct answers ) Tell the
child that the procedure won't hurt
A patient is experiencing a change of respiratory cycle and variations in
Vagal tone. Which of the following irregularities does this indicate?
M)Sinus arrest
N)Sinus arrhythmia
O)Tachycardia
P) Bradycardia ( correct answers ) Sinus arrhythmia
Which of the following is the most appropriate site for taking the pulse
of an infant?
Q)Brachial artery
R) Carotid artery
S) Radial artery
T) Femoral artery ( correct answers ) Brachial artery
, While performing a stress test, the patient complains of heaviness on
his chest and becomes diaphoretic. These are signs and symptoms of
which of the following conditions?
A) Transient Ischemic attack
B) Cerebrovascular accident
C) Congestive heart failure
D)Myocardial infarction ( correct answers ) Myocardial infarction
Which of the following is the correct sensitive setting to create an EKG
standardization mark of 5/mm?
E) ½
F) 1
G)2
H) 1/4 ( correct answers ) 1/2
For a 5-lead EKG, where should the red lead be placed?
I) Upper right shoulder
J) Lower left torso
K) Lower right torso
L) Upper left shoulder ( correct answers ) Lower left torso
Which of the following signs should the EKG technician be concerned about
in a patient undergoing stress testing?
M)Decreased heart rate
N)Increased breathing rate
O)Increased sweating
P) Decreased premature beats ( correct answers ) Decreased heart rate
Repairs on an EKG machine should be performed by which of the following?
Q)The EKG technician assigned to the machine
R) The lead EKG technician
S) A biomedical technologist
T) A laboratory technologist ( correct answers ) A biomedical technologist
The EKG technician is educating a patient on when she should push the
event button while wearing a holster monitor. Which of the following
statements indicates patients understanding?
U) I will push the event button after finishing a job.
V) I will push the event button if I'm experiencing discomfort
W)I will push the event button after every meal
X)I will push the event button before taking medication ( correct
answers ) I will push the event button if I'm experiencing discomfort
CORRECT ANSWERS
2025
A technician is preparing a patient for a 12-lead EKG. Which of the
following is the correct placement for lead V4?
A) The 5th intercostal space at the midclavicular line.
B) The 4th intercostal space at the midaxillary line.
C) The 5th intercostal space at the midaxillary line.
D)The 4th intercostal space at the midclavicular line. ( correct
answers ) The 5th intercostal space at the mid clavicle line
The R-R internal on a patient's tracing has five large boxes. Which of the
following is the patient's heart rate?
E) 40/mm
F) 60/mm
G)75/mm
H) 85/mm ( correct answers ) 60/mm
An EKG technician is about to perform an EKG on a 3-year old patient.
Which of the following is an appropriate action for the technician to
take before the procedure?
I) Restrain the child
J) Tell the child that the procedure won't hurt
K) Ask the parent to hold the child during the procedure
L)Ask the parents to step out of the room ( correct answers ) Tell the
child that the procedure won't hurt
A patient is experiencing a change of respiratory cycle and variations in
Vagal tone. Which of the following irregularities does this indicate?
M)Sinus arrest
N)Sinus arrhythmia
O)Tachycardia
P) Bradycardia ( correct answers ) Sinus arrhythmia
Which of the following is the most appropriate site for taking the pulse
of an infant?
Q)Brachial artery
R) Carotid artery
S) Radial artery
T) Femoral artery ( correct answers ) Brachial artery
, While performing a stress test, the patient complains of heaviness on
his chest and becomes diaphoretic. These are signs and symptoms of
which of the following conditions?
A) Transient Ischemic attack
B) Cerebrovascular accident
C) Congestive heart failure
D)Myocardial infarction ( correct answers ) Myocardial infarction
Which of the following is the correct sensitive setting to create an EKG
standardization mark of 5/mm?
E) ½
F) 1
G)2
H) 1/4 ( correct answers ) 1/2
For a 5-lead EKG, where should the red lead be placed?
I) Upper right shoulder
J) Lower left torso
K) Lower right torso
L) Upper left shoulder ( correct answers ) Lower left torso
Which of the following signs should the EKG technician be concerned about
in a patient undergoing stress testing?
M)Decreased heart rate
N)Increased breathing rate
O)Increased sweating
P) Decreased premature beats ( correct answers ) Decreased heart rate
Repairs on an EKG machine should be performed by which of the following?
Q)The EKG technician assigned to the machine
R) The lead EKG technician
S) A biomedical technologist
T) A laboratory technologist ( correct answers ) A biomedical technologist
The EKG technician is educating a patient on when she should push the
event button while wearing a holster monitor. Which of the following
statements indicates patients understanding?
U) I will push the event button after finishing a job.
V) I will push the event button if I'm experiencing discomfort
W)I will push the event button after every meal
X)I will push the event button before taking medication ( correct
answers ) I will push the event button if I'm experiencing discomfort
