Can i get short answers to each of these questions?
- Clearly explain the differences between external and internal respiration in your own words.
- The lungs are mostly passageways and elastic tissue. What are the roles of these two components?
- Describe three physical and two chemical factors that can modify respiratory rate and depth and compare their relative importance.
1. When you have a bad head cold, you breathe through your mouth. What possible problems can this cause?