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5 Written questions

5 Matching questions

  1. permeable
  2. lung
  3. haemoglobin
  4. counter-current
  5. chitin
  1. a allowing (especially liquids) to pass or diffuse through
  2. b Makes up the exoskeleton of arthropods
  3. c a protein containing iron, found in red blood cells, which carries oxygen
  4. d either of two saclike respiratory organs in the chest of vertebrates
  5. e flow of water in the gill chamber of fish allows for respiration, water passes one way and blood flows the other

5 Multiple choice questions

  1. process by which molecules tend to move from an area where they are more concentrated to an area where they are less concentrated
  2. tiny sacs of lung tissue specialized for the movement of gases between air and blood
  3. in fish, the skeletal-supporting structure of a gill
  4. fingerlike projection from a gill where respiratory gases enter and leave the blood
  5. where gas exchange occurs, with countercurrent flow between blood and water

5 True/False questions

  1. tracheolesmembranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi

          

  2. respirationthe metabolic processes whereby certain organisms obtain energy from organic moelcules

          

  3. tracheaIn insects, narrow tubes branching from trachea and making direct contact with cells to facilitate gas exchange.

          

  4. gas exchangebreathing, transport of gases, and exchange of gases with tissue cells; Provides O2 for cellular respiration and removes its waste product, CO2

          

  5. spiraclesmembranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi

          

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