Circulatory System Flashcards
1
Q
What does it mean by a double closed circulatory system?
A
The blood passes through the heart twice per cycle of the body
2
Q
What is the pulmonary circulation?
A
A system of blood vessels that form a closed circuit between the heart and the lungs
3
Q
What features of the blood capillaries allow for efficient gas exchange with the alveoli?
A
They’re very close to the alveoli as they both only consist of one layer of endothelium cells
This creates a short diffusion distance
