A. For health and survival, it's critical for bloodd circulation to be uninterrupted.
B. The heart deoxygenates blood that's returned to it.
2006-11-09 03:24:20 · 7 answers · asked by Anonymous in Health ➔ General Health Care ➔ Other - General Health Care
A
Oxygen from the blood is used as it circulates through the body. It picks up more oxygen as it passes through the lungs. The heart just pumps it so that it reaches all parts of the body.
2006-11-09 03:26:56 · answer #1 · answered by dragonkisses 5 · 1⤊ 0⤋
a
2006-11-09 03:32:50 · answer #2 · answered by Doris D 5 · 0⤊ 0⤋
a
2006-11-09 03:27:05 · answer #3 · answered by newheartin03 4 · 0⤊ 0⤋
The answer is B. Good luck! J ~
2006-11-09 03:37:40 · answer #4 · answered by Jenny 2 · 0⤊ 1⤋
A is true
2006-11-09 03:32:22 · answer #5 · answered by Deep Thought 5 · 0⤊ 0⤋
A
2006-11-09 05:53:50 · answer #6 · answered by mohlimo 2 · 0⤊ 0⤋
A.
2006-11-09 03:27:24 · answer #7 · answered by yakkydoc 6 · 0⤊ 0⤋