Respiratory system functions Flashcards

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1
Q

nasal cavity function

A
  • filters and warms the air before it enters the lungs
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2
Q

pharynx function

A
  • air from the nasal cavity passes through here
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3
Q

epiglottis function

A
  • during swelling, it closes off the trachea so food and liquid cannot enter the lungs
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4
Q

trachea function

A
  • a windpipe that carries air from the lungs
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5
Q

bronchi function

A
  • they divide into secondary or tertiary bronchi and carry air to and from the lungs
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6
Q

ribs functions

A
  • provide the framework for the chest
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7
Q

intercostal muscles function

A
  • moves the rib cage upwards and outwards to increase the volume of the chest cavity and thus the lungs when breathing
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8
Q

bronchioles function

A
  • carry air into the lungs
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9
Q

lungs function

A
  • move fresh air into your body while removing waste gases
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10
Q

diaphragm function

A
  • contracts and flattens downwards increasing volume in the lungs or the chest cavity
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11
Q

alveoli function

A
  • well supplied with blood capillaries for the exchange of oxygen and carbon dioxide
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12
Q

pleura function

A
  • It is smooth and moist to prevent friction during inspiration and expiration.
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13
Q

alveoli duct

A

collects air and disperses it into the alveoli

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