Inflammation of the joints resulting from constant friction between the bones due to cartilage depletion is known as rheumatoid arthritis. inflammation of the joints resulting from constant friction between the bones due to cartilage depletion is known as rheumatoid arthritis. a. true b. false

The correct answer would be True! :)

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

the answer would be   10%