Meanings:
1. Aerobic respiration : breakdown of glucose occurs with the use of oxygen.
2. Anaerobic respiration: breakdown of food in the absence of oxygen.
3. Breathing rate: number of times a person breathes in a minute.
4. Cellular respiration: breakdown of food in the cell with the release of energy.
5. Diaphragm: a large muscular sheet that in the chest cavity.
6. Exhalation: giving out of air during respiration.
7. Gills: breathing organ in fish.
8. Inhalation: taking in air.
9. Spiracles: small opening on the sides of the body of cockroach.
10. Tracheae: network of air tubes in insects.