Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium. The pulmonary vein empties oxygen-rich blood, from the lungs into the left atrium.

Explanation:

hope this helps...

and if u didn't get it its veins...

3 0

3 years ago

the sexually transmitted disease is a complication from other S T Ds like chlamydia and gonorrhea it can be very painful and lea

Naddika [18.5K]

Yes It Can Stay Strapped

8 0

2 years ago

If you don't see blood I the iv tubing or injection equipment there is no risk of cross?contmination. Is this statement true or

LUCKY_DIMON [66]

This is false. because blood tiny cells the tubes and injection equipment must be cleaned and/or disposed of or you risk the patients results being contaminated.

7 0

3 years ago