Macaws

3. The name for the top of the beak where the nares are located
5. Where mechanical digestion occurs
7. What is the active phase of respiration called
8. The accessory digestive organ that Macaws don't have
11. Organ missing from the Macaws urinary system
13. How many muscles do Macaws have in total
14. This type of catheterization is best for fluid therapy
16. What is the part of the esophagus that stores food for later digestion
17. posterior opening for a birds digestive, urinary, and reproductive systems
18. What does a macaw use instead of teeth
20. How many air sacs branch out of the lungs

1. The bones that contain membranous air sacs
2. How many cervical vertebrae do Macaws have
4. Where the Macaws pancreas is located
6. They have a single body cavity because they lack this muscle
9. The part of the stomach that mixes the food with digestive juices
10. Birds are more susceptible to what because of there efficient respiratory system
12. The fused caudal vertebrae are called this
15. What is the voice box called
19. The name of their extended and flattened sternum