Normally, the inspiration sound takes about half the cycle, expiration takes a quarter, and there is silence for the other quarter. ... except in small babies. o Long inspiration Short expiration Time Normal lung sounds If your patient has pneumonia, heart failure, or altitude sickness, ... They do not change with coughing. ... Ignoring any sounds synchronous with the heart beat, you will hear one of four things.
|Title||:||Village Medical Manual: A Layman's Guide to Health Care in Developing Countries|
|Publisher||:||William Carey Library - 2000-01-01|