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Background: Mammals have four-chambered hearts and fully divided pulmonary and systemic circulations. The circulatory sy
Posted: Fri Jul 15, 2022 5:15 pm
by answerhappygod
- Background Mammals Have Four Chambered Hearts And Fully Divided Pulmonary And Systemic Circulations The Circulatory Sy 1 (37.08 KiB) Viewed 40 times
Background: Mammals have four-chambered hearts and fully divided pulmonary and systemic circulations. The circulatory systems of reptiles and amphibians are sometimes presented as "inferior" because pulmonary and systemic circulations are not completely separate. 1. Describe how blood flow differs between a fish and a mammal. Make sure to describe the structural and functional differences. (6 pts) 2. Describe one disadvantage to having an open circulatory system? (1 pt) 3. Define diffusion and explain its role in the human lungs? (2 pts) 4. What might be a disadvantage of the incompletely separated pulmonary and systemic circuits in amphibians? ( 1pt)