Cardiovascular system Flashcards
What is the main function of the cardiovascular system
to pump blood to the different systems in our body
What color is oxygenated blood
Bright red (o+)
What color is unoxygenaed blood
Dark red (o-)
What are the three types of blood vessels
- Artery
- Blood vessels
- Capillaries
What is the closest blood vessel to the heart
Artery
Why is the artery close to the heart
It can withstand high blood pressure
This type of blood vessel is used to transport blood
Vein
This type of blood vessel is rich in limbs ( lymph vessels)
Capillaries
What is the outer layer of the heart
Pericardium
What are the three layers of the pericardium
- Epicardium
- Myocardium
- Endocardium
Each layer of the heart has a _______
Lubricant
What happens if there is no lubricant in the layers of the heart
Inflammation of the heart (Pericarditis)
The heart has ____ impulse
electrical
