It takes about 20-30 seconds for blood to circulate through the body before returning to the heart.
It takes about 1 minute for blood to circulate through your entire body before returning to the heart.
It takes about 1 minute for blood to circulate throughout your entire body before returning to the heart.
It takes about 20-30 seconds for blood to circulate through the body.
It takes about 20-30 seconds for blood to circulate through your body.
It takes about 20-30 seconds for blood to circulate through the entire body.
It takes about 1 minute for blood to circulate through your entire body before returning to the heart.
It takes about 1 minute for blood to circulate throughout your entire body before returning to the heart.
It takes about 20-30 seconds for blood to circulate through the body.
It takes about 20-30 seconds for blood to circulate through your body.
It takes about 20-30 seconds for blood to circulate through the entire body.
YES
It takes about 1 minute for the heart to circulate blood through the entire body.
yes
blood could not circulate through the body unless it passed through the heart.
To circulate blood through the body.
through urine and water poles
Arteries and veins ... and yes, the heart, too.