Medca EKG Practice Questions and
Answers (Latest 2024) Verified Answers
A device on the skin that picks up electrical impulses given
off by the heart is known as - Correct Answer ✅electrode
The heart is located - Correct Answer ✅on the left side of
the chest
The body returns oxygen-poor blood to the heart via the -
Correct Answer ✅vena cavae
In lead l, activity of the heart is being measured from -
Correct Answer ✅the right arm to the left arm
The human heart weighs approximately - Correct Answer
✅11 ounces
What position should the patient be in for an ECG - Correct
Answer ✅supine
, Medca EKG Practice Questions and
Answers (Latest 2024) Verified Answers
Where is the chest electrode V2 located - Correct Answer
✅at the fourth intercostal space at the left margin of the
sternum
Lead l, ll, lll are called - Correct Answer ✅standard leads
The right and left atrium are the __________chambers -
Correct Answer ✅receiving
The atria contains what kind of blood - Correct Answer
✅both oxygenated and deoxygenated blood
The __________ valve separates the left ventricle from the
aorta - Correct Answer ✅aortic
The __________ regulate the flow of blood into and out of the
proper chambers - Correct Answer ✅valves
Which electrode is used as a ground reference - Correct
Answer ✅right leg
Answers (Latest 2024) Verified Answers
A device on the skin that picks up electrical impulses given
off by the heart is known as - Correct Answer ✅electrode
The heart is located - Correct Answer ✅on the left side of
the chest
The body returns oxygen-poor blood to the heart via the -
Correct Answer ✅vena cavae
In lead l, activity of the heart is being measured from -
Correct Answer ✅the right arm to the left arm
The human heart weighs approximately - Correct Answer
✅11 ounces
What position should the patient be in for an ECG - Correct
Answer ✅supine
, Medca EKG Practice Questions and
Answers (Latest 2024) Verified Answers
Where is the chest electrode V2 located - Correct Answer
✅at the fourth intercostal space at the left margin of the
sternum
Lead l, ll, lll are called - Correct Answer ✅standard leads
The right and left atrium are the __________chambers -
Correct Answer ✅receiving
The atria contains what kind of blood - Correct Answer
✅both oxygenated and deoxygenated blood
The __________ valve separates the left ventricle from the
aorta - Correct Answer ✅aortic
The __________ regulate the flow of blood into and out of the
proper chambers - Correct Answer ✅valves
Which electrode is used as a ground reference - Correct
Answer ✅right leg
