Unit 3
Relationship between Respiration and Nutrition as a Source of Energy for the Human
Body to Work Correctly

Rearrange the following paragraphs in the appropriate order describing how
respiration occurs:

  • Then, it goes to the pharynx.

  • Air goes to the bronchia and finally to the alveoli.

  • Blood circulates in the alveoli and exchanges gases.

  • Ox hemoglobin reaches the mitochondria in each cell to produce energy.

  • Air enters through the nostrils to the nasal cavity to get heated and moisturized.