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ZOO 2090 Study Guide - Final Guide: Terrestrial Locomotion, Sauropsida, Lissamphibia

Course Code
ZOO 2090
Fred Laberge
Study Guide

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Lecture 13
- Discuss the different hypotheses about the origin of modern amphibians
- Contrast form and function of the three groups of living amphibians
- 1. The main characteristics of Lissamphibia and the distinguishing features
between the three extant orders
- 2. The problems relating to the origins of modern amphibians
Lecture 14
- Describe adaptations that enabled successful colonization of the terrestrial
- Identify the different amniote skull types
- Describe the changes in the skeleton that helped with terrestrial locomotion
in tetrapods
- 1. The main adaptations associated with terrestrial life in amniotes
- 2. The patterns of amniote skull fenestration
Lecture 15
- Discuss the origin of mammals
- Describe the characteristics of mammals and how they helped them succeed
as a group
- 1. The trends in synapsid evolution that led to mammals
- 2. The characteristics of mammals
Lecture 16
- Highlight the diversity of extinct and living sauropsids
- Describe the adaptations that enabled flight, crawling and gigantism within
sauropsids(sauropsids (reptiles and birds))
- Amniote: The amniotes are a group of tetrapods (four-limbed
animals with backbones or spinal columns) that have a terrestrially
adapted egg.
- 1. The diversity and major groups of sauropsids
- 2. The key adaptations that enabled sauropsid evolutionary radiations
Lecture 17
- Highlight the different respiratory mechanisms available to amphibians and
their associated circulatory systems
- Describe the specialized integument required for skin breathing
- Describe lung ventilation in amphibians
- 1. The different respiratory mechanisms available to amphibians and
circulatory system modifications that go along with them
- 2. The requirements of skin breathing
- 3. The mechanism of lung ventilation in amphibians
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