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Ch20 Circulation
Vessels and Circulation
| Question | Answer |
|---|---|
| Tunics and three layers | layers of a blood vessel. Tunica Interna, Media, and externa |
| lumen | inside space of a blood vessel |
| Tunica Interna/Intima | Inner most layer of a blood vessel composed of endothelium |
| Tunica Media | Muscle layer of blood vessel responsible for vasoconstriction and vasodilation |
| Tunica Externa/Adventitia | Outermost layer of blood vessel composed of areolar connective tissue. Designed to anchor the vessel |
| Vasa Vasorum |