ive had this a few times as well so here is your answer
Hunger pangs, or hunger pains, are caused by strong contractions of the stomach when it's empty. ... They may be caused by an empty stomach and a need or hunger to eat, or they may be caused by your body being in a routine of eating certain amounts of food or eating at specific times of day.Oct 23, 2017
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Not including all the terms but this is right.
The others are just thrown in there somewhere.
vena cava
right atrium
right ventricle
Pulmonary aretery
Left ventricle
left atrium
Airtic valve
Aorta
How much you respect and like yourself