Circulatory System Flashcards
1
Q
3 main functions of the circulatory system
A
- Transports gases, nutrients, wastes and hormones
- Regulates internal temperature
- Protects against microbes and toxic substances
2
Q
3 main components of the circulatory system
A
- Heart
- Blood vessels
- Blood
3
Q
What does it also consist of
A
Arteries veins and capillaries
4
Q
Arteries
A
Carry blood away from the heart to the body
5
Q
Veins
A
Carry blood from the body to the heart
6
Q
capillaries
A
Smallest blood vessel
- single cell layer
-where gasses and other materials are transferred from the blood to the tissues, vise versa
7
Q
Pulmonary pathway
A
Transports oxygen poor blood to the lungs
8
Q
Systemic pathway
A
Transports oxygen rich blood from the heart to the body tissues
9
Q
Coronary pathway
A
Provides blood to the muscle tissue of the heart itself
