Table of Contents
LARYNX
- LARYNX
- Synonyms
- Voice box , upper windpipe ,
- Function
- Voice , phonation , vowels , consonants , speech , word ,
- Language is called as index of intellect
- Situation and extent
- From root of tongue to trachea
- Lies from C3 to C6 vertebra
- Size
- 44mm in males , 36 mm in females
- Constitution of larynx
- Laryngeal walls
- Cartilages
- Unpaired
- Thyroid ( shield like )
- Cricoid ( ring like )
- Epiglottis ( leaf like )
- Paired
- Arytenoid ( cup shaped )
- Corniculate ( horn shaped )
- Cuneiform( wedge shaped )
- Connecting membranes and ligaments
- extrinsic
- thyrohyoid membrane
- connects thyroid cartilage to hyoid bone
- pierced by
- internal laryngeal nerve
- superior laryngeal vessels
- hyoepiglottic ligament
- connects upper end of epiglottic cartilage to hyoid bone
- cricotracheal ligament
- connects cricoid cartilage to upper end of trachea
- Intrinsic
- fibroelastic membrane of larynx
- membrane is placed outside mucous membrane
- interrupted on each side by sinus of larynx
- part of membrane above sinus
- quadrate membrane
- extends from arytenoid cartilage to epiglottis
- lower free border forms vestibular fold
- upper free border forms aryepiglottic fold
- part below is called
- conus elasticus or cricovocal membrane
- extends upwards and medially from arch of cricoid cartilage
- anterior part is thick - cricothyroid ligament
- upper free border forms - vocal folds
- Laryngeal cartilages and joints
-
- Laryngeal prominence
- Lamina
- Superior thyroid notch
- Inferior thyroid notch
- Superior thyroid tubercle
- Inferior thyroid tubercle
- Oblique line
- Superior horn
- Inferior horn
- (Thyroid foramen)
- Thyrohyoid membrane
- Median thyrohyoid ligament
- Retrohyoid bursa
- Infrahyoid bursa
- Lateral thyrohyoid ligament
- Triticeal cartilage
-
- Arch of cricoid cartilage
- Lamina of cricoid cartilage
- Arytenoid articular surface
- Thyroid articular surface
- Cricothyroid joint
- Capsule of cricothyroid joint
- Ceratocricoid ligament
- Median cricothyroid ligament
- Cricotracheal ligament
-
- Articular surface
- Base of arytenoid cartilage
- Anterolateral surface
- Vocal process
- Arcuate crest
- Colliculus
- Oblong fovea
- Triangular fovea
- Medial surface
- Posterior surface
- Apex of arytenoid cartilage
- Muscular process
- Crico-arytenoid joint
- Capsule of crico-arytenoid joint
- Crico-arytenoid ligament
- Cricopharyngeal ligament
- (Sesamoid cartilage)
- Corniculate cartilage Santorini
- Corniculate tubercle
- Cuneiform cartilage Wrisbergi
- Cuneiform tubercle
-
- Epiglottic cartilage
- Stalk of epiglottis
- Epiglottic tubercle
- Thyro-epiglottic ligament
- Hyo-epiglottic ligament
- Pre-epiglottic fat body
-
- Cricothyroid
- Straight part
- Oblique part
- Posterior crico-arytenoid
- (Ceratocricoid)
- Lateral crico-arytenoid
- Vocalis
- Thyro-arytenoid
- Thyro-epiglottic part
- Oblique arytenoid
- Ary-epiglottic part
- Transverse arytenoid
-
- Laryngeal inlet
- Ary-epiglottic fold
- Corniculate tubercle
- Cuneiform tubercle
- Interarytenoid notch
- Laryngeal vestibule
- Vestibular fold
- Rima vestibuli
- Laryngeal ventricle Morgagni
- Laryngeal saccule
- Glottis
- Vocal fold
- Rima glottidis
- Intermembranous part
- Intercartilaginous part
- Interarytenoid part
- Infraglottic cavity
- Mucosa; mucous membrane
- Laryngeal glands
- Fibro-elastic membrane of larynx
- Quadrangular membrane
- Vestibular ligament
- Conus elasticus; cricovocal membrane
- Vocal ligament
STRUCTURE
INLET
CARTILAGES
MUSCLES
NERVES
VESSELS
DEVELOPMENT
CLINICAL ANATONY
terminology
| LARYNX | LARYNX | ||
| Cartilagines et articulationes laryngis | Laryngeal cartilages and joints | ||
| Cartilago thyroidea | Thyroid cartilage | ||
| Prominentia laryngea | Laryngeal prominence | ||
| Lamina | Lamina | ||
| Incisura thyroidea superior | Superior thyroid notch | ||
| Incisura thyroidea inferior | Inferior thyroid notch | ||
| Tuberculum thyroideum superius | Superior thyroid tubercle | ||
| Tuberculum thyroideum inferius | Inferior thyroid tubercle | ||
| Linea obliqua | Oblique line | ||
| Cornu superius | Superior horn | ||
| Cornu inferius | Inferior horn | ||
| (Foramen thyroideum) | (Thyroid foramen) | ||
| Membrana thyrohyoidea | Thyrohyoid membrane | ||
| Lig. thyrohyoideum medianum | Median thyrohyoid ligament | ||
| Bursa retrohyoidea | Retrohyoid bursa | ||
| Bursa infrahyoidea | Infrahyoid bursa | ||
| Lig. thyrohyoideum laterale | Lateral thyrohyoid ligament | ||
| Cartilago triticea | Triticeal cartilage | ||
| Cartilago cricoidea | Cricoid cartilage | ||
| Arcus cartilaginis cricoideae | Arch of cricoid cartilage | ||
| Lamina cartilaginis cricoideae | Lamina of cricoid cartilage | ||
| Facies articularis arytenoidea | Arytenoid articular surface | ||
| Facies articularis thyroidea | Thyroid articular surface | ||
| Articulatio cricothyroidea | Cricothyroid joint | ||
| Capsula articularis cricothyroidea | Capsule of cricothyroid joint | ||
| Lig. ceratocricoideum | Ceratocricoid ligament | ||
| Lig. cricothyroideum medianum | Median cricothyroid ligament | ||
| Lig. cricotracheale | Cricotracheal ligament | ||
| Cartilago arytenoidea | Arytenoid cartilage | ||
| Facies articularis | Articular surface | ||
| Basis cartilaginis arytenoideae | Base of arytenoid cartilage | ||
| Facies anterolateralis | Anterolateral surface | ||
| Processus vocalis | Vocal process | ||
| Crista arcuata | Arcuate crest | ||
| Colliculus | Colliculus | ||
| Fovea oblonga | Oblong fovea | ||
| Fovea triangularis | Triangular fovea | ||
| Facies medialis | Medial surface | ||
| Facies posterior | Posterior surface | ||
| Apex cartilaginis arytenoideae | Apex of arytenoid cartilage | ||
| Processus muscularis | Muscular process | ||
| Articulatio cricoarytenoidea | Crico-arytenoid joint | ||
| Capsula articularis cricoarytenoidea | Capsule of crico-arytenoid joint | ||
| Lig. cricoarytenoideum | Crico-arytenoid ligament | ||
| Lig. cricopharyngeum | Cricopharyngeal ligament | ||
| (Cartilago sesamoidea) | (Sesamoid cartilage) | ||
| Cartilago corniculata Santorini | Corniculate cartilage Santorini | ||
| Tuberculum corniculatum | Corniculate tubercle | ||
| Cartilago cuneiformis Wrisbergi | Cuneiform cartilage Wrisbergi | ||
| Tuberculum cuneiforme | Cuneiform tubercle | ||
| Epiglottis | Epiglottis | ||
| Cartilago epiglottica | Epiglottic cartilage | ||
| Petiolus epiglottidis | Stalk of epiglottis | ||
| Tuberculum epiglotticum | Epiglottic tubercle | ||
| Lig. thyroepiglotticum | Thyro-epiglottic ligament | ||
| Lig. hyoepiglotticum | Hyo-epiglottic ligament | ||
| Corpus adiposum preepiglotticum | Pre-epiglottic fat body | ||
| Musculi laryngis | Laryngeal muscles | ||
| M. cricothyroideus | Cricothyroid | ||
| Pars recta | Straight part | ||
| Pars obliqua | Oblique part | ||
| M. cricoarytenoideus posterior | Posterior crico-arytenoid | ||
| (M. ceratocricoideus) | (Ceratocricoid) | ||
| M. cricoarytenoideus lateralis | Lateral crico-arytenoid | ||
| M. vocalis | Vocalis | ||
| M. thyroarytenoideus | Thyro-arytenoid | ||
| Pars thyroepiglottica | Thyro-epiglottic part | ||
| M. arytenoideus obliquus | Oblique arytenoid | ||
| Pars aryepiglottica | Ary-epiglottic part | ||
| M. arytenoideus transversus | Transverse arytenoid | ||
| Cavitas laryngis | Laryngeal cavity | ||
| Aditus laryngis | Laryngeal inlet | ||
| Plica aryepiglottica | Ary-epiglottic fold | ||
| Tuberculum corniculatum | Corniculate tubercle | ||
| Tuberculum cuneiforme | Cuneiform tubercle | ||
| Incisura interarytenoidea | Interarytenoid notch | ||
| Vestibulum laryngis | Laryngeal vestibule | ||
| Plica vestibularis | Vestibular fold | ||
| Rima vestibuli | Rima vestibuli | ||
| Ventriculus laryngis Morgagni | Laryngeal ventricle Morgagni | ||
| Sacculus laryngis | Laryngeal saccule | ||
| Glottis | Glottis | ||
| Plica vocalis | Vocal fold | ||
| Rima glottidis; rima vocalis | Rima glottidis | ||
| Pars intermembranacea | Intermembranous part | ||
| Pars intercartilaginea | Intercartilaginous part | ||
| Plica interarytenoidea | Interarytenoid part | ||
| Cavitas infraglottica | Infraglottic cavity | ||
| Tunica mucosa | Mucosa; mucous membrane | ||
| Glandulae laryngeales | Laryngeal glands | ||
| Membrana fibroelastica laryngis | Fibro-elastic membrane of larynx | ||
| Membrana quadrangularis | Quadrangular membrane | ||
| Lig. vestibulare | Vestibular ligament | ||
| Conus elasticus | Conus elasticus; cricovocal membrane | ||
| Lig. vocale | Vocal ligament |