<h3>Recognizing the chest lift or rise with breaths.</h3><h3>Explanation:</h3>
sometimes it is identified as Ambu bag or generically as a standard resuscitator or "self-inflating kit", is a hand-held tool generally practiced to give positive pressure oxygenating to victims who are not exhaling or not breathing satisfactorily.So by using it one can observe chest lift with the breath.
Collagen
is a protein fiber that is found in the matrix that lies outside the bone
cells. Population of these collagen fibers that scattered through the matrix are
embedded in a gel-like ground substance called hyaline cartilage, which
is flexible but avascular and contains no nerves or blood vessels.
