()one of the first medical tests a newborn received determines if the child has

answer; i believe that the correct answer is (light);

gold i'm pretty sure i might be wrong

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.