respiratory system physiology
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Last updated 3:35 PM on 2/8/26
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15 Terms
1
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define respiration
the exchange of oxygen and carbon dioxide between an organism and the external environment
2
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define external respiration
the actual act of breathing
3
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define internal respiration
cellular respiration - utilisation of oxygen by cells in metabolism
4
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give some functions of the respiratory system
gaseous exchange - O2 and CO2
olfaction - by specialist nerve endings in nasal cavity transmitted to brain via olfactory nerve
speech - via vocal cords in the larynx
homeostasis - via O2 and CO2 exchange
protection - via immune system and mucus production
5
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what is olfaction?
sense of smell
6
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outline the functio
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Note 
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