SOC 15 - Cardiovascular System Flashcards
(7 cards)
What is the cardiovascular system made up of?
The cardiovasuclar system is formed by the heart and blood vessels
What does cardio mean?
The heart
What does vascular mean?
Blood vessels
What are the 3 main functions of the cardiovascular system?
Transports oxygen, carbon dioxide and nutrients
It helps clot blood
It controls the body’s temperature
What is Vascular Shunt?
The process that increases blood flow to active areas during exercise by diverting blood flow away from inactive areas; achieved by vasodilation and vasoconstriction
What is vasodilation?
When the veins swell up or dilate, widening of the internal diameter of the blood vessel to allow increased blood flow
What is vasoconstriction?
When veins shrink down; narrowing of the internal diameter of the blood vessel to decrease blood flow
