Circuatory System Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What type of system is in mammals

A
  • closed, double circulatory system
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

How many times does the blood pass by the heart

A

Twice

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are the advantages of blood passing the heart twice

A
  • oxygenated and deoxygenated blood don’t mix
  • gas exchanged maximised because lungs re ice only blood with low and high o2 conc
  • separate circuits can operate at different pressures
How well did you know this?
1
Not at all
2
3
4
5
Perfectly