The segment of the respiratory tract that starts proximally with the nose and ends distally with the cricoid cartilage, before continuing to the trachea. [ http://orcid.org/0000-0002-6601-2165 ]
Term information
- FMA:45661
- null:http://en.wikipedia.org/wiki/Upper_respiratory_tract
- OpenCyc:Mx4rtT2HwgJMEdyAAADggVbxzQ
- EHDAA2:0002136
- null:http://www.snomedbrowser.com/Codes/Details/361381009
- MA:0000442
- EMAPA:17669
- VHOG:0000406
uberon_slim, pheno_slim
http://upload.wikimedia.org/wikipedia/commons/9/9f/Illu_conducting_passages.svg
http://upload.wikimedia.org/wikipedia/commons/c/c3/Illu_conducting_passages.jpg
Some specify that the glottis (vocal cords) is the defining line between the upper and lower respiratory tracts;[2] yet even others make the line at the cricoid cartilage. The FMA includes nose, nasopharynx, oropharynx and larynx[WP]