HOSA EKG EXAM 4 FINAL PAPER 2026 FULL
SOLUTION QUESTIONS AND ANSWERS 100%
CORRECT
◉ Which of the following describes the correct electrode placement
for lead V5?
Answer: Anterior axillary line, 5th intercostal space
◉ The R-R interval on a patient's tracing has five large boxes. Which
of the following is the patient's heart rate?
Answer: 60/min
◉ Where should the EKG technician place the electrode for lead V5?
Answer: On the left anterior axillary line, horizontal to V4
◉ Which of the following waves should an EKG technician measure
to evaluate for atrial enlargement?
Answer: P wave
◉ Which of the following leads are bipolar leads?
Answer: I, II, and III
,◉ An EKG technician is working with a patient who has a below the
knee amputation of the left leg. Where should the technician place
the right leg electrode?
Answer: On the lower right thigh
◉ When performing a posterior EKG, which of the following is the
correct location for placement of lead V8?
Answer: Left mid scapular line
◉ Which of the following signs should the EKG technician be
concerned about in a patient undergoing stress testing?
Answer: Decreased hear rate
◉ Which of the following statements made by the EKG technician
correctly prepares the patient for telemetry monitoring?
Answer: "You may clean the area with an alcohol pad."
◉ A technician is preparing a patient for a 12-lead EKG. Which of the
following is the correct placement for lead V4?
Answer: The 5th intercostal space at the midclavicular line
◉ After completing an EKG on a patient, which of the following
should the technician perform next?
,Answer: Before disconnecting the patient from the machine, check
that the tracing is free of artifacts.
◉ Which of the following rhythm is characterized be upright P
waves, narrow QRS complexes, and a ventricular rate between 60
and 100 BPM?
Answer: Sinus rhythm.
◉ An EKG technician has just provided patient education prior to a
stress test. Which of the following statements made by the patient
indicates an understanding of the procedure?
Answer: "I may smoke the night before the exam."
◉ Which of the following can cause sinus arrhythmia in children?
Answer: The respiration of the patient.
◉ For 5-lead electrode placement for ambulatory monitoring, where
should the EKG technician place the green ground electrode?
Answer: On a rib on the lower right side.
◉ Which of the following is the most appropriate site for taking the
pulse of an infant?
Answer: Brachial artery
, ◉ Repairs on an EKG machine should be performed by which of the
following?
Answer: A biomedical technologist
◉ In a normal patient, which of the following is the expected shape
and direction of the P wave in lead II?
Answer: Rounded and upright
◉ Which lead is created between the left arm and left leg?
Answer: III
◉ Which of the following symptoms would be cause for an EKG
technician to stop a stress test?
Answer: Dizziness
◉ For a 5-lead EKG, where should the red lead be placed?
Answer: Lower left torso
◉ For which patient would an EKG technician expect to see somatic
interference on the EKG monitor?
Answer: 20 year-old man seizing
SOLUTION QUESTIONS AND ANSWERS 100%
CORRECT
◉ Which of the following describes the correct electrode placement
for lead V5?
Answer: Anterior axillary line, 5th intercostal space
◉ The R-R interval on a patient's tracing has five large boxes. Which
of the following is the patient's heart rate?
Answer: 60/min
◉ Where should the EKG technician place the electrode for lead V5?
Answer: On the left anterior axillary line, horizontal to V4
◉ Which of the following waves should an EKG technician measure
to evaluate for atrial enlargement?
Answer: P wave
◉ Which of the following leads are bipolar leads?
Answer: I, II, and III
,◉ An EKG technician is working with a patient who has a below the
knee amputation of the left leg. Where should the technician place
the right leg electrode?
Answer: On the lower right thigh
◉ When performing a posterior EKG, which of the following is the
correct location for placement of lead V8?
Answer: Left mid scapular line
◉ Which of the following signs should the EKG technician be
concerned about in a patient undergoing stress testing?
Answer: Decreased hear rate
◉ Which of the following statements made by the EKG technician
correctly prepares the patient for telemetry monitoring?
Answer: "You may clean the area with an alcohol pad."
◉ A technician is preparing a patient for a 12-lead EKG. Which of the
following is the correct placement for lead V4?
Answer: The 5th intercostal space at the midclavicular line
◉ After completing an EKG on a patient, which of the following
should the technician perform next?
,Answer: Before disconnecting the patient from the machine, check
that the tracing is free of artifacts.
◉ Which of the following rhythm is characterized be upright P
waves, narrow QRS complexes, and a ventricular rate between 60
and 100 BPM?
Answer: Sinus rhythm.
◉ An EKG technician has just provided patient education prior to a
stress test. Which of the following statements made by the patient
indicates an understanding of the procedure?
Answer: "I may smoke the night before the exam."
◉ Which of the following can cause sinus arrhythmia in children?
Answer: The respiration of the patient.
◉ For 5-lead electrode placement for ambulatory monitoring, where
should the EKG technician place the green ground electrode?
Answer: On a rib on the lower right side.
◉ Which of the following is the most appropriate site for taking the
pulse of an infant?
Answer: Brachial artery
, ◉ Repairs on an EKG machine should be performed by which of the
following?
Answer: A biomedical technologist
◉ In a normal patient, which of the following is the expected shape
and direction of the P wave in lead II?
Answer: Rounded and upright
◉ Which lead is created between the left arm and left leg?
Answer: III
◉ Which of the following symptoms would be cause for an EKG
technician to stop a stress test?
Answer: Dizziness
◉ For a 5-lead EKG, where should the red lead be placed?
Answer: Lower left torso
◉ For which patient would an EKG technician expect to see somatic
interference on the EKG monitor?
Answer: 20 year-old man seizing
