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The upper respiratory tract (upper airway) consists of the nose,
mouth, sinuses, and throat.
The lower respiratory tract consists of the
trachea, bronchial tubes, and the structures inside the lungs.
ByHealthwise StaffPrimary Medical ReviewerE. Gregory Thompson, MD - Internal MedicineSpecialist Medical ReviewerW. David Colby IV, MSc, MD, FRCPC - Infectious Disease
Current as ofSeptember 9, 2014
Current as of:
September 9, 2014
E. Gregory Thompson, MD - Internal Medicine & W. David Colby IV, MSc, MD, FRCPC - Infectious Disease
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