GROSS ANATOMY

Detailed explanation-1: -A sucking chest wound is a type of open pneumothorax where air is a ‘sucking’ noise can be heard as the person breathes. A pneumothorax is a collapsed lung and an open pneumothorax is a kind of collapsed lung that occurs as a result of a defect in the chest wall.

Detailed explanation-2: -A pneumothorax occurs when air leaks into the space between your lung and chest wall. This air pushes on the outside of your lung and makes it collapse.

Detailed explanation-3: -An open pneumothorax describes when an injury creates a hole in the chest wall that allows air from the environment to enter the pleural cavity, whereas a closed pneumothorax refers to air that enters the pleural cavity from the lungs themselves.