2008 Midterm Exam
Please use the attached sheets for your answers, using a new page for each question.
1. Describe the energetic benefits ofectothermy for small vertebrates.
2. What are labyrinthodont teeth, which groups bad
2010 Midtenn Exam
Use the attached sheets for your answers, and please use a new page tor each question.
I. List three structural features that are found in all Lissamphibians (salamanders, frogs, caecilians)
2. Many familie
2008 Midterm Key
1. The core concept is that whereas small endotherms expend a large fraction of their energy intake on
simple maintenance ofa stable core temperature that is usually different from ambient temperature,
ectotherms have maintenance
.\ll Lh;S3lnphians ha\e p.;:dlccHate Ie.:lb, a /cYator bUibi muscle. lWO )Qund-receiving organs m the inner car (!he papilla
mphIbiorum is unique), middle car bones consIst of operculum and stapes. I'he occipital condyles are paired poison ,glands in the