Arterial Blood Gases. Test Overview. An arterial blood gas (ABG) test measures the acidity (pH) and the levels of oxygen and carbon dioxide in the blood from an artery. This test is used to check how well your lungs are able to move oxygen into the blood and remove carbon dioxide from the blood.
Stethoscope it s the medical definition and terms used by doctors it s used to listen to your heart beat/ Rythem in heart beat and checking all is ok if you have a steady heart beat with them or if there is any signs of all of an irregular heartbeat...
Ways That You Can Use at Home to Hear Your Baby's Heartbeat. Here are the top 4 safe and proven ways to hear the baby's heartbeat. A stethoscope â Not just any stethoscope but a high quality run. The better the quality the more likely you are to hear the baby between 18 and 20 weeks.