Im pretty sure the first one is cells, theyre basically what make us.
the second one may be muscles but im not entirely sure.
but the third one should be jobs or function. different cells can do different things
Depends mine were around 3000
Answer:
The major blood vessels connected to your heart are the aorta, the superior vena cava, the inferior vena cava, the pulmonary artery (which takes oxygen-poor blood from the heart to the lungs where it is oxygenated), the pulmonary veins (which bring oxygen-rich blood from the lungs to the heart), and the coronary.
okay that sounds fun but this isn't a question
Increased pressure to eat healthy and cut down portion sizes
Reduced pressure to exercise regularly within the target heart rate zone
