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Chapter 42 - Part 2
Unit Four
8
Biology
Undergraduate 2
12/02/2014
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Term
Water vs. Air
 Definition
It is easier to gain O2 from air than from water
Term
Counter Current Gas Exchange
 Definition
Opposite direction flowing blood and water absorbing the O2 from the water but never reaching 100%
Term
Partial Pressure
 Definition
The pressure exerted by a particular gas in a mixture of gases
Term
Medulla Oblongata
 Definition
The lowest part of the vertebrate brain, controls the homeostatic functions
Term
Alveoli
 Definition
Membrane bound sacs
Term
Tracheal System
 Definition
Insects respiratory system
Term
Gills
 Definition
Fish respiratory system
Term
Carboxhemoglobin
 Definition
Speeds up diffusion of CO2
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