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Which phase of respiration is breathing-moving air in and out?

Which phase of respiration is carrying gases between air and body tissue cells?

External respiration occurs at the ___ and the internal respiration occurs at the ___. 

Match the pulmonary volumes to their value and/or definitions.

Which of the following is NOT an ethnographic fieldwork research strategy?

Match the partial pressures of oxygen and carbon dioxide during external respiration. 

What area of the brain modifies the transition between inspiration & expiration and fine tunes breathing during speech, sleep, and exercise?

Which of the following includes swallowing & peristalsis?

Which of the following is NOT a modern revision or adaptation in anthropological research?

What percentage of carbon dioxide is carried by bicarbonate ion?