What do you call the muscle beneath the chest cavity that contracts and expand during breathing?

Could someone me? it's about drink looking at the effects and consequences of illegal drinking, what advice would you give an 11-year-old brother or sister? list at least three effects/consequences, and be specific by using examples.

Aclient has been hospitalized for an endocrine system dysfunction of the pancreas. the registered nurse asks the new orientee nurse what kind of problem a client hospitalized for endocrine dysfunction of the pancreas would expect. the new orientee nurse demonstrates understanding if which statement is made?

What is the role of osteocytes, osteoblasts, and osteoclasts in bone repair?