Medca EKG Practice Questions | latest 2023/2024

A device on the skin that picks up electrical impulses given off by the heart is known as - answer-electrode The heart is located - answer-on the left side of the chest The body returns oxygen-poor blood to the heart via the - answer-vena cavae In lead l, activity of the heart is being measured from - answer-the right arm to the left arm The human heart weighs approximately - answer-11 ounces What position should the patient be in for an ECG - answer-supine Where is the chest electrode V2 located - answer-at the fourth intercostal space at the left margin of the sternum Lead l, ll, lll are called - answer-standard leads The right and left atrium are the __________chambers - answer-receiving The atria contains what kind of blood - answer-both oxygenated and deoxygenated blood The __________ valve separates the left ventricle from the aorta - answer-aortic