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Questions and Answers
Which structures are included in the upper respiratory tract?
Which structures are included in the upper respiratory tract?
- Larynx, trachea, bronchi & lungs
- Bronchioles, alveolar ducts & alveoli
- Nose, nasal cavity, pharynx & paranasal sinuses (correct)
- Nasal cavities, nasopharynx & larynx
What is the function of the conducting portion of the respiratory system?
What is the function of the conducting portion of the respiratory system?
- Producing mucus to protect the lungs
- Regulating oxygen and carbon dioxide levels in the blood
- Filtering, warming and moistening air & conducting air into the lungs (correct)
- Area of gaseous interchange
What is the composition of the external nose's framework?
What is the composition of the external nose's framework?
- Plates of elastic cartilage inferiorly
- Nasal bones, frontal processes of maxillae & nasal part of frontal bone superiorly (correct)
- Nasal bones, plates of hyaline cartilage & frontal processes of zygomatic bone
- Frontal processes of maxillae, plates of fibrous cartilage & nasal part of zygomatic bone
Which structures are part of the lower respiratory tract?
Which structures are part of the lower respiratory tract?
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What is the function of the respiratory portion of the respiratory system?
What is the function of the respiratory portion of the respiratory system?
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