What are the 4 main components of the circulatory system.
CHOOSE 4.
*
5 points
Veins
Nerves
Intenstine
Arteries
Epiglottis
Capillaries
Brain
Lungs
Heart
Spine
all of the above
The 4 main components of the circulatory system are:
1. Veins
2. Arteries
3. Capillaries
4. Heart