A USPS tracking number is a series of numerals allocated to individual parcels by the United States Postal Service to keep a record of where parcels are once they are shipped. A USPS tracking number consists of 22 numerals. Continue Reading.
How to listen to lung sounds. As he places the stethoscope on your back, the doctor says, Take a deep breath.. As an RT who has listened to the lung sounds of over 10,000 patients, I will tell you that having a patient take in a deep breath is not the ideal way to listen to lung sounds. Ideally, you want the patient to breath normal. The reason is you want to hear what a patent's lungs sound like when he is breathing normal.
When I place my stethoscope on your back or sides and ask you to take a deep breath, I'm listening to your breath sounds. If I do so when my stethoscope is on the front of your chest, I'm trying to listen to your heart sounds without the interference of the breath sounds. When doctors say this they should have a stethoscope on your back or chest because they are listening to the air rush in and out of your lungs. They are trained to know the difference between normal lung sound and abnormal sounds. Any abnormal lung sounds mean you are sick and need treatment.