Both frogs and humans have “pectoralis muscles”, what are these muscles used for? What are the yellow, finger-like structures that are in the frog's abdomen? What can they tell you about the animal?

The liver is the largest internal organ in most vertebrates, what is its job?

The gallbladder stores bile, what is the purpose of bile? (note: bile is used for the same job in all vertebrate animals)

Describe the path food takes, what organs does it pass through and in what order?

Where is the pancreas and what does it do?

How are the lungs of a frog different from the lungs of a human? Why is this possible?

What is the function of the kidneys? What do they look like?

Humans have a four chambered heart, fish have a two chambered heart. How many chambers do amphibians and reptiles have? What are the names for the chambers?

“Vertebrates have a closed circulatory system”, what does this mean?

What do the ovaries of the frog look like? Where do the oviducts release eggs from the frogs body?