Ribcage contracts and the air pressure in the lungs becomes lower therefore oxygen from outside where there is a higher air pressure gets pulled into the lungs and into the alveoli
When the diaphragm contracts in the body, then you exhale
Your diaphragm contracts and expands when you breath. When the diaphragm contracts, air rushes into the lungs. When the diaphragm relaxes, air is exhaled.
Depression results when the muscle fibers of the diaphragm contracts.
Diaphragm.
Yes.
Inhalation
When you breathe in, your diaphragm contracts. This makes the diaphragm move lower and increases the area in your lungs.
It contracts (and moves downward).
When the Diaphragm contracts, it is pulled down, and is pulled back up when it relaxes.Also, when you inhale, it contracts. When you exhale, it relaxes.
The lungs move downwards when the diaphragm contracts and flattens, allowing air to be drawn into the lungs.
contracts means to come together or to close. Try breathing. Does your diaphragm get smaller when you inhale or exhale? ********************************************************** Hint: it contracts when you inhale..
When breathing in, or inhaling, the diaphragm contracts, or tightens. When exhaling, or breathing out, the diaphragm expands, or loosens.