Part 3: The Circulatory System Flashcards
1
Q
State the definition of the transport system
A
A way of moving material around an organism in bulk.
2
Q
What is a circulatory system?
A
The circulatory system is a type of transport system made up of the heart, blood and vessels
3
Q
What is the average mass of a human heart?
A
500g
4
Q
Describe the function of the systematic circuit
A
The systematic circuit carries blood from the rest of the body and back to the heart again.
Oxygen diffuses out of blood to the tissues; CO2 diffuses into blood from the tissues
5
Q
Describe the system of the pulmonary circuit
A
The pulmonary circuit carries blood from the heart to the lungs them back to the heart again. Oxygen diffuses into blood at lungs; oxygen diffuses out of blood at lungs
