Frog Dissection

How do you tell the difference between male and female frogs?

• Male frogs have thicker hind legs

• Male frogs have a thicker pad on the thumb

• Male frogs have a nictitating membrane

• Male frogs are generally larger

Where is the nictitating membrane found?

• In the eye

• In the ear

• In the mouth

• In the abdomen

What is the tympanic membrane?

• The eyelid

• The jaw

• The eardrum

• The large toe

What is the maxilla?

• The upper jaw

• The lower jaw

What is the mandible?

• The upper jaw

• The lower jaw

Where is a human's tongue attached?

• At the front of the mouth

• At the back of the mouth

Where is a frog's tongue attached?

• At the front of the mouth

• At the back of the mouth

Where do frogs store fat?

• In the legs

• In "fat bodies" inside the abdomen

• Under the skin

• Around the internal organs

How many chambers does a human heart have?

• One

• Two

• Three

• Four

How many chambers does an amphibian heart have?

• One

• Two

• Three

• Four