air cums into the lungs n ur like reinvagorated n u can breath u wont die if ur respiratory lungs r proecssing ull be ok but if they stop phone the police becasue it means ur probaly going to die
Yes
it helps you muscles to contract and expand when you inhale and exhale.
Thoracic muscles & the diaphragm change the shape of the chest.
Inhalation, because the muscles of the rib cage and the diaphragm contract (creating a negative pressure) OBX ;)
Inspiration - the process of breathing in. The lungs expand and take in air.
Muscles contract and relax to move a joint. ... Muscles contract at a constant rate. Muscles contract and relax to move a joint.
The answer is false. I just finished my test with the same question, so that's how I know its false.
Muscles can contract and shorten
muscles contract and relax by bring about movements.
They contract and relax
If the papillary muscles fail to contract the valves will prolapse. The papillary muscles are located in the ventricles and contract to prevent prolapse.
When the circular muscles of an earthworm contract, the segments of its body become thinner and longer, causing the earthworm to elongate and appear stretched out.