Step 1: Explore the heart:
How many times does your heart beat in a minute?
How many chambers does your heart have?
Step 2: Relate to Frog
How many times does frog heart beat in a minute?
How many chambers frog heart have?
Step 3: View Disection
Do you notice any difference in the skin color on the frog's dorsal and ventral sides?
How many openings does the frog have for digestive and reproductive functions>
What letter does the first cut you make in the frog look like?
What is the first system of the body you will see in a frog after the skin?
What is the system that is under that system?