Presentation is loading. Please wait.

Presentation is loading. Please wait.

R. Shane Tubbs, MS, PA-C, PhD

Similar presentations


Presentation on theme: "R. Shane Tubbs, MS, PA-C, PhD"— Presentation transcript:

1 R. Shane Tubbs, MS, PA-C, PhD
The Oral Cavity R. Shane Tubbs, MS, PA-C, PhD

2 Teeth 32 adult/20 “milk” teeth Medial/lateral incisor Canine
2 premolars 3 molars

3 Tooth Innervation

4 Hard Palate posterior nasal spine Palatine process maxillary bone
Horizontal plate palatine bone > (3rd molar), < palatine foramina Incisive foramen posterior nasal spine

5

6

7

8 Lingual nerve crosses the submandibular duct twice!

9 buccinator

10 Salivary Glands

11 parotid duct

12

13 Muscles Tensor veli Levator veli Palatoglossus Palatopharyngeus
Musculus uvulae

14 Extrinsic Tongue (L. lingua; G. glossa) Muscles

15 XII lesion: tongue deviates to ipsilateral side

16 Lymphatic Drainage Gingivae and all teeth less the mandibular incisors drain into the submandibular lymph nodes Tongue:

17 Tongue Veins Return to IJ directly or indirectly Sublingual absorption

18 Tongue Topography Sulcus terminalis Foramen cecum
Median sulcus and septum

19 Papillae Vallate Foliate: lateral and poorly developed in humans;
Filiform: touch receptors (raspy); no taste buds Fungiform:

20 palatoglossal fold

21 Taste Tongue (Vallate, foliate, and fungiform) Soft palate
Oral pharynx Epiglottis

22 Taste (SVA) X IX VII Geniculate ganglion Inferior ganglion IX
Inferior ganglion X X IX VII

23 General Sensation GSA of lingual anterior 2/3 GVA of IX posterior 1/3

24 Lab


Download ppt "R. Shane Tubbs, MS, PA-C, PhD"

Similar presentations


Ads by Google