Notes summarising the nervous supply, blood supply and insertions, origins etc of the the components of the larynx, which is a component of Head & Neck anatomy in dentistry. I wrote these notes myself when I was studying for my own exam and my notes helped me get a first (A) in my exam!
Composed of: Cartiage Features Artcuiatons Attachments of
3 unpaired cartiages: thyroid, cricoid, epigiotc muscies/iigaments
3 paired cartiages: arytenoid, cornicuiate, cuneiform Thyroid Laryngeai prominence Cricoid
extrinsic and intrinsic membranes
Intrinsic muscies Obiique iine Sternothyroid m.
Thyrohyoid m.
Inferior constrictor
m.
Cricoid Two artcuiar facets (S) Arytenoid
(L) Thyroid
Depressions Posterior
cricoarytenoid m.
Epigiots Attachment Hyoepigiotc
Anterioriy to hyoid iigament
body
Anterioriy to thyroid Thyroepigiotc
cartiage iigament
Arytenoid cartiages Aryepigiotc foids
iateraiiy
Epigiotc cartiage
Covered in mucous membrane
Mucous membrane Median
Membrane foids over epigiots
(smooth pathway) giossoepigiotc foid
o Median giossoepigiotc foid
Arytenoid Attachments for Base: W/ (S)Vestbuiar
o Lateraiiy smaii depression = vaiiecuiar
vestbuiar iigament cricoid iigament
o Food/Saiiva traps Vocaiis muscie
Vocai process Apex: (I) Vocaiis m.
Muscuiar process cornicuiate
Cornicuiate Attachment for >い Aryepigiotc foids
Cruneiform 1 found in each foid
Support for foid
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