The Circulatory System: Arteries vs Veins

The Circulatory System: Arteries vs Veins 

Κυκλοφορικό
(thanos capsalis)

Arteries vs. Veins - What's the difference?

(khanacademymedicine)

Arteries, Arterioles, Venules, and Veins

(khanacademymedicine)

Two Circulations in the Body
(khanacademymedicine)

Putting it all together: Pressure, flow, and resistance
(khanacademymedicine)

Thermoregulation in the cardiovascular system
(khanacademymedicine)