Biology 13A Lab #12: The Respiratory System

Activity 1: Structures of the Respiratory System 96. Activity 2: Measuring Respiration . . . 96 ... Locate the following structures on the model of the human torso and the real skull. Nostrils (external nares) ... because there is less oxygen in a given amount of air, humans who are not acclimated to the environment experience hypoxia, or ... ................
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