Frog Dissection

What is the purpose of the tympanic membrane?

• it is a third, transparent eyelid that protects the eye when the frog is underwater

• it is the eardrum that vibrates in response to sound

• it is the opening for smells to enter the frogs nasal cavity

• it connects the middle ear and mouth

What is the purpose of the eustacian tube?

• it is a third, transparent eyelid that protects the eye when the frog is underwater

• it is the eardrum that vibrates in response to sound

• it is the opening for smells to enter the frogs nasal cavity

• it connects the middle ear and mouth

Which structures project from the roof of the mouth and help a frog to hold on to its prey?

• vomerine teeth

• maxillary teeth

• internal nares

• glottis

Name this organ... 

• Gullet
• Throat
• Glottis
• Teeth

Name this organ...

• Brain
• Lungs
• Teeth
• Eardrum (tympanum)

Name this organ..

• Maxillary (small) teeth
• Ear drums
• mouth
• Vomerine (large) teeth

Name this organ..

• Mouth
• Eardrum
• Tongue
• Teeth

Name this organ 

• Eardrum
• Eustachian Tubes
• Gullet
• Glottis

These are found on the roof of a frog mouth, helps take in oxygen and get rid of carbon dioxide.

• mesenteries
• internal nares
• glottis
• gullett

Identify the structure indicated by number 6

• Eustachian Tubes
• Glottis
• Esophagus
• Tympanic membrane