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102Animal Lecture 1 Blackboard

102Animal Lecture 1 Blackboard - ANIMAL BIOLOGY Lecture 1...

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Unformatted text preview: ANIMAL BIOLOGY Lecture 1 Introduction to Animals Themes In Animal Biology 1. Animal Adaptations 2. The role of Natural Selection in animal design. Convergent evolution here- all of the organisms have a similar streamline shape because they live in streams 3. The diversity in animal designs - The goals of all body plans: Maximize SURFACE AREA for exchange Provide AQUEOUS MEDIUM for cells 4. The interrelation between form (anatomy) and function (physiology). Themes In Animal Biology 1. The organization of animals: “hierarchical” • Cells & Tissues: Histology 1. Epithelium 2. Conncetive tissue 3. Muscle tissue 4. Nervous Tissue **the 4 tissues you find in animals** i. Epithelium a. Locations= Located at any surface that is exposed to the outside or any surface that is exposed to the lining of a tube a. Functions= absorption of nutrients, gas exchange, protection, secretion a. Features= densly packed cell held tightly together, don’t have any blood vessels in them (avascular) a. Highly regenerative b. Don’t have any nerves in them a. We classify them: a.a....
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102Animal Lecture 1 Blackboard - ANIMAL BIOLOGY Lecture 1...

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