Expiratory movements of the diaphragm - the domes on both sides assuming their normal superior, relaxed and tented position - occurs as a result of passive forces. These are the normal influence of the relative intraabominal to intrathoracic pressure gradient in the presence of muscle relaxation.
Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page