Explain how the bell jar model can be used to illustrate inspiration (breathing in) in your explanation u must state which organs in the body are represented by the balloons and rubber sheet in the model

because they want 2 and yea

the correct answer is b

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.