UNIT 9-GAS EXCHANGE🤎

Question 1

label and describe the structure of the gas exchange system (including lungs, trachea, bronchi, bronchioles, alveoli, capillary network)

Answer 1

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Question 2

describe the distribution of the following organelles in the gas exchange system: cartilage, ciliated epithelium, goblet cells, squamous epithelium, alveoli, smooth muscle and capillaries

Answer 2

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Question 3

*be able to recognise different parts of the gas exchange system in photomicrographs, electron micrographs and microscope slides (look at diagrams in book)

Answer 3

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Question 4

describe the difference between distribution of cartilage in the trachea and bronchi

Answer 4

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Question 5

describe the functions of goblet cells, ciliated epithelial cells and mucous glands in maintaining a healthy gas exchange system

Answer 5

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Question 6

explain features of the alveoli adapting it to gas exchange

Answer 6

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Question 6

describe the function of cartilage, smooth muscle, elastic fibres and squamous epithelium in the gas exchange system

Answer 6

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Question 7

describe the process of gas exchange between the air in the alveoli and the blood in the capillaries (use a diagram if necessary)

Answer 7

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