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Questions and Answers
What is the primary function of the respiratory system?
What is the primary function of the respiratory system?
- To regulate body temperature
- To facilitate the digestion of food
- To filter out air pollutants
- To provide oxygen to the blood (correct)
Which part of the respiratory system is responsible for gaseous exchange?
Which part of the respiratory system is responsible for gaseous exchange?
- Pharynx
- Respiratory portion (correct)
- Skeletal muscles
- Conducting portion
What is the main function of the conducting portion of the respiratory system?
What is the main function of the conducting portion of the respiratory system?
- To provide a passageway for air (correct)
- To facilitate gaseous exchange
- To filter out air pollutants
- To regulate breathing rate
Which of the following is NOT a part of the respiratory system?
Which of the following is NOT a part of the respiratory system?
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What is the term for the many interconnected air-filled spaces within the lungs?
What is the term for the many interconnected air-filled spaces within the lungs?
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Study Notes
Overview of the Respiratory System
- The respiratory system facilitates gaseous exchange between the environment and the blood.
Components of the Respiratory System
- The human respiratory system consists of two parts:
- The conducting portion: conducts air from the environment into respiratory spaces and breaks out.
- The respiratory portion: performs gaseous exchange, comprising many interconnected air-filled spaces with a very thin lining.
Components of the Human Respiratory System
- The human respiratory system includes:
- Nose/Nasal cavity
- Pharynx (Nasopharynx, Oropharynx)
- Larynx
- Trachea
- Bronchi
- Lungs (Bronchial tree and Alveoli)
- Skeletal muscles (Diaphragm, Intercostal muscle)
Function of the Conducting Portion
- The conducting portion's function is to provide a passageway for air.
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