Systemic veins. The systemic circuit carries deoxygenated blood from the rest of the body back to your heart, where it then enters the pulmonary circuit for oxygen. Most veins are systemic veins.

Reference Article: Facts about the human circulatory system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The circulatory system, also ...

Your circulatory system contains three blood vessel types: arteries, veins, and capillaries. ... The systemic circuit supplies the organs and tissues of the body with oxygen and other nutrients.

The systemic arteries transport oxygen-rich blood from the left ventricle to the rest of the body. ... The system makes up a closed circuit of vessels that transport blood around the body.

Heart has completely separated: 2 atria, 2 ventricles, 4 chambers, and adult bird has complete double circulation: low-pressure pulmonary circuit using the right side of the heart and a high-pressure ...

Free interactive and download to print GCSE Biology flashcards to help prepare for your GCSE exams. Revise topics such as animal organisation - gaseous exchange systems, digestion, transport ...

Heart has completely separated: 2 atria, 2 ventricles, 4 chambers, and adult bird has complete double circulation: low-pressure pulmonary circuit using the right side of the heart and a high-pressure ...