Etta's face is pale. her heart is pounding. she is breathing fast, her pupils are dilated, and, if someone startled her right now, she would probably "jump out of her skin." all these symptoms of anxiety are associated with which area of etta's brain?

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

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.