Upper respiratory tract

Upper respiratory tract

The Upper respiratory tract (pronounced: /ˈʌpər rɪˈspɪrətəri trækt/) refers to the part of the respiratory system that consists of the organs located above the level of the lungs. This includes the nose, nasal cavity, pharynx, and larynx.

Etymology

The term "Upper respiratory tract" is derived from the Latin words 'superior' meaning 'upper', 'respirare' meaning 'to breathe', and 'tractus' meaning 'a course or path'.

Related terms

• Lower respiratory tract: The part of the respiratory system that includes the organs located below the level of the larynx, such as the trachea, bronchi, and lungs.
• Respiratory system: The group of organs and structures that are responsible for gas exchange in the body.
• Nose: The organ of the face used for breathing and smelling.
• Nasal cavity: The large, air-filled space above and behind the nose in the middle of the face.
• Pharynx: The part of the throat behind the mouth and nasal cavity, and above the esophagus and larynx.
• Larynx: Also known as the voice box, it is the hollow muscular organ forming an air passage to the lungs and holding the vocal cords.

External links

• Medical encyclopedia article on Upper respiratory tract
• Wikipedia's article - Upper respiratory tract

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