Nerve supply

Question 1

What teeth (and corresponding structures) are supplied by the posterior superior alveolar nerve?

Answer 1

alveoli, periodontal ligament, pulpal tissues of maxillary molars (1st, 2nd, 3rd) except mesiobuccal root of 1st molars sometimes.

Question 2

What other tissues are supplied by the posterior superior alveolar nerve?

Answer 2

• Buccal gingiva in molar region & adjacent facial mucosa
• Mucous membrane of max. sinuses

Question 3

What teeth (and corresponding structures) are supplied by the anterior superior alveolar nerve?

Answer 3

pulpal tissues, periodontal tissues, buccal soft tissues, and bone of maxillary incisors and canines

Question 4

What is the dental plexus

Answer 4

smaller branch apparatus that actually supplies the teeth

Question 5

What are the branches (3) that come from the dental plexus and what do they supply?

Answer 5

dental- pulpal tissues through apical foramen
interdental- PDL of adjacent teeth, interdental papilla, buccal gingiva
interradicular-PDL of adjacent roots

Question 6

What nerve supplies the anterior palatal mucoperiosteum?

Answer 6

The nasopalatine nerve

Question 7

What nerve supplies the posterior palatal mucoperiosteum?

Answer 7

The greater palatine nerve

Question 8

What structures are supplied by the long buccal nerve?

Answer 8

• Skin and mucous membrane of cheek
• Mandibular buccal gingiva and mucobuccal fold near premolars and molars

Question 9

What teeth (and corresponding structures) are supplied by the middle superior alveolar nerve?

Answer 9

pulpal tissue, periodontal tissue, buccal soft tissues, alveolar bone of maxillary premolars and mesiobuccal root of 1st molars

Question 10

What does the nasopalatine nerve supply?

Answer 10

anterior part of the nasal septum, floor of the nose, palatal mucosa and bone from 13-23

Question 11

What does the greater palatine nerve supply?

Answer 11

Mucoperiosteum and hard palate anteriorly up to 1st premolar and some parts of soft palate

Question 12

What teeth (and corresponding structures) are supplied by the inferior alveolar nerve?

Answer 12

Pulp, alveolar bone, PDL of all mandibular teeth

Question 13

What structures are supplied by the mental nerve and what nerve is it a branch of?

Answer 13

Labial gingivae and adjacent mucosa of the mandibular 1st premolars and anteriors. It is a branch of the inferior alveolar nerve.

Question 14

What structures are supplied by the lingual nerve?

Answer 14

Lingual gingivae and adjacent mucosa of all mandibular teeth.