Question

______________ takes blood from the heart to the lungs and back again, while ____________ takes blood to and from tissues of the heart.

Answer 1

Can someone help me please!:)

Answer 2

pulmonary artery takes blood from heart to the lungs.

Answer 3

I think its veins

Answer 4

see here: In the second stage, the lower chambers contract to push this blood out of the heart to either the body via your main artery (aorta) or to the lungs to pick up oxygen.

Read more: http://www.netdoctor.co.uk/hearthealth/howtheheartworks.htm#ixzz2HzUWMGm5
Follow us: @NetDoctor on Twitter | NetDoctorUK on Facebook

Answer 5

On the right side, the upper chamber fills with oxygen-depleted blood from your body and pushes it via the lower chamber and the pulmonary artery back to the lungs. Here blood picks up oxygen and releases carbon dioxide.
On the left side, the upper chamber fills with oxygen-rich blood from the lungs. This is pumped via the lower chamber into the aorta and out to the body to provide cells with the crucial oxygen they need.


Read more: http://www.netdoctor.co.uk/hearthealth/howtheheartworks.htm#ixzz2HzUrUaF5
Follow us: @NetDoctor on Twitter | NetDoctorUK on Facebook