Key Area 3 Flashcards
1
Q
How can metabolic rate be measured?
A
Heat production, carbon dioxide production, oxygen consumption
2
Q
What kind of circulatory system do birds and mammals have
A
Complete double circulatory systems
3
Q
Amphibians and reptiles have what kind of circulatory system?
A
Incomplete double circuitry system
4
Q
What kind of circulatory system do fish have?
A
Single circulatory system with one atrium and one ventricle
5
Q
Why is the double circulatory system best?
A
- Deoxygenated blood and oxygenated blood don’t mix
- more efficient oxygen delivery to cells
