Question

Which of the following is a muscle that helps to bring air into a mammal’s lungs?
a.
diaphragm
c.
mammary
b.
endotherm
d.
none of the above

Answer 1

Answer:

It's the diaphragm

Explanation:

It separates the chest and abdominal cavities and contracts to help inflate the lungs

Answer 2

A: The diaphragm :)