SUMMATIVE TEST RESPIRATORY SYSTEM I. Fill-in the blanks with the correct answer. Choose from the words inside the box. 1. Main organ in the respiratory system that filters and purifies air located in the chest cavity surrounded by the rib cage. 2. Acts as the main passageway for the airflow that are lined with hairs called cilia filtering dust and other particles before entering the lungs. 3. Also called as throat which is the passageway for both air and food. 4. Are two air tubes that holds the lungs in place. 5. A dome shaped muscle that contracts and relaxes during inhalation and exhalation as it controls the flow of air into the lungs. 6. Hairs that traps and filters dust and warms air inside the nostrils. 7. Allows the exchange of oxygen and carbon dioxide. 8. The structure between the pharynx and trachea to which the vocal cords are attached. 9. Are grape-like structures at the end of bronchioles which have thin walls that are surrounded by blood vessels. 10. It is the process of exchanging gases with the environment that includes the intake of oxygen and its delivery to the cells of the different parts of the body and its removal and release c carbon dioxide. respiration- nasal cavities- lungs. nostrils alveoli larynx- trachea pharynx bronchioles bronchi cilia diaphragm
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Answer:
1.nasal cavity
2.lungs
3.alveoli
4.pharynx
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