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Unit 1: Section 4 - Exchange Surfaces and Breathing

Jessica Phillips 8 preguntas

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Preguntas del test (8)

  1. 1What is breathing rate?
    1. AThe volume of air in each breath
    2. BThe maximum volume of air that can be breathed in or out
    3. CHow many breaths are taken per unit time
    4. DThe rate at which a person uses up oxygen
  2. 2What features do bronchi have?
    1. ALarge C-shaped pieces of cartilage
    2. BSmooth muscle
    3. CElastic fibres
    4. DGoblet cells
    5. ECiliated epithelium
    6. FSmaller pieces of cartilage
  3. 3What features do the trachea have?
    1. ALarge C-shaped pieces of cartilage
    2. BSmooth muscle
    3. CElastic fibres
    4. DGoblet cells
    5. ECiliated epithelium
    6. FSmaller pieces of cartilage
  4. 4What features do alveoli have?
    1. ALarge C-shaped pieces of cartilage
    2. BSmooth muscle
    3. CElastic fibres
    4. DGoblet cells
    5. ECiliated epithelium
    6. FSmaller pieces of cartilage
  5. 5What happens during inspiration?
    1. AThe intercostal and diaphragm muscles contract
    2. BThe ribcage moves upward and outwards and the diaphragm flattens
    3. CThe volume in the thorax increases
    4. DThe lung pressure decreases
    5. EAir flows into the lungs
    6. FThe intercostal and diaphragm muscles relax
    7. GThe ribcage moves downwards and inwards and the diaphragm becomes curved
    8. HThe thorax volume decreases
    9. IThe air pressure increases
    10. JAir is forced out of the lungs
  6. 6Air always flows from areas of high pressure to areas of low pressure.
    1. AVerdadero
    2. BFalso
  7. 7When using a spirometer, the total volume of gas in the chamber decreases over time.
    1. AVerdadero
    2. BFalso
  8. 8What happens during expiration?
    1. AThe intercostal and diaphragm muscles contract
    2. BThe ribcage moves upward and outwards and the diaphragm flattens
    3. CThe volume in the thorax increases
    4. DThe lung pressure decreases
    5. EAir flows into the lungs
    6. FThe intercostal and diaphragm muscles relax
    7. GThe ribcage moves downwards and inwards and the diaphragm becomes curved
    8. HThe thorax volume decreases
    9. IThe air pressure increases
    10. JAir is forced out of the lungs

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Descripción
A Levels (Biology Unit 1) Biology Test sobre Unit 1: Section 4 - Exchange Surfaces and Breathing, creado por Jessica Phillips el 24/03/2015.
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English
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