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...
Listening to the heart through a stethoscope (auscultation) is the most common screening tool used to assess the function of the heart. Listening to Listening to the heart through a stethoscope (auscultation) is the most common screening tool used to assess the function of the heart. Listening to the noises of the heart can help physicians determine whether the heart is beating normally, whether blood is flowing correctly through the valves, or if the valves themselves are damaged.