Please choose the correct ending to complete the given sentence: Health: [header] How to read a chest x ray [title] Check the patient's name. [step] Above all else, make sure you are looking at the correct chest x-ray first. This sounds obvious, but when you are stressed and under pressure you can skip some of the basics.

Ending1: When a patient is in pain, it can be very hard to decide whether or not the image you are looking at is the right one. Instead, you should make sure they are taking full care of their chest x-rays. Ending2: The patient will be feeling his heart beat for the first time, so make sure you can hear the beating of his heart (a pulsing sound). Breathe in to bring oxygen into the lungs. Ending3: Try to find any sharp details that you can, such as whether the patient has loose nails, injuries, or oozing blood. These details also indicate how the patient was located, what the hospital website tells you, and how the patient was moved so that the doctor can make a diagnosis. Ending4: If you have the wrong x-ray you will be wasting time not saving it. [title] Look up the patient's history.

Answer format: ending1/ending2/ending3/ending4