Info
anatomic_divisions_of_head_and_neck_caanki
口、四咽 { 口鼻下喉 }
- Oral cavity:
- Buccal mucosa,
- alveolar ridges,
- floor of mouth,
- retromolar trigone,
- hard palate,
- anterior 2/3 tongue
- Oropharynx:
- Tongue base (posterior 1/3),
- tonsils,
- glossotonsilar sulcus,
- inferior surface of soft palate,
- vallecula,
- posterior pharyngeal wall to level of hyoid
- Nasopharynx:
- Superior to soft palate posterior to nasal cavity
- Hypopharynx:
- Hyoid bone to cricoid cartilage
- Larynx:
- Divided into supraglottic,
- glottic,
- subglottic (rare)