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Lecture Notes for BIOL 1108 - Principles of Biology II with Heard at West Georgia (UWG)

Notes Information

Material Type:Note
Professor:Heard
Class:BIOL 1108 - Principles of Biology II
Subject:Biology
University:University of West Georgia
Term:Spring 2011
Keywords:
  • Juxtamedullary Nephron
  • Osmoregulator
  • Concentrated Urine
  • Purkinje Fibers
  • Differences
  • Dinoflagellate
  • Oxygenated Blood
  • Atrioventricular Valves
  • Concentrated
  • Respiratory
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Biology 1108 Exam 3 Review 1. Describe the differences between the oxygen content of water and air. How does this affect respiration? ? Oxygen from the air diffuses into water when it comes into contact. Thus, there is less oxygen in water than in the air because in water the oxygen mixes. 2. How does oxygen content change with altitude? ? Oxygen content decreases. 3. What type of features do all gas exchange structures have in common? Why is this feature important? ? moist ? large enough to meet the O 2 ? Organisms need large moist surface area in order to gain enough oxygen. demands of the organism (SA>V) 4. What organisms use skin as a respiratory structure? Gills? Lungs? Are there any other methods of gas exchange? ? Skin: marine flatworm, leeches, sponges, and some amphibians ? Gills: marine worms, clams, crayfish, sea stars, fish ? Lungs: spiders, land snails & vertebrates ? Tracheae: insects 5. Describe the characte...

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