"The chart is convex. Shows the anatomy of the digestive tract of the frog, the frog.Respiratory and nervous system. There are 8 types.
1. Frog Anatomy and skeleton
2. Frog Digestive
3. Frog Circulatory
4. Frog Respiratory system
5. Frog Nervous system
6. Frog Reproductive (Male)
7. Frog Reproductive (Female)
8. Frog Heart"