biomed - innervation of head and neck

The trigeminal nerve is a mixed nerve that supplies a large portion of the sensory supply to the face and oral cavity.

true

The gasserian ganglion is composed of sensory nerve cell bodies and fibres only.

true

The posterior branch of the mandibular div (V3) of the trigeminal is sensory only.

false

The buccal nerve is part of the anterior branch of the mandibular div (V3) of the trigeminal nerve and is sensory to the buccinator muscle.

false

If anaesthetising the deciduous lateral incisor for an extraction, the anterior superior dental nerve and greater palatine nerves need to be anaesthetised.

false

identify the structures of the diagram labelled a-d

sphenopalatine nerve

greater palatine nerve

Lesser palatine nerve

Pterygopalatine ganglion

What is the nerve running with the lingual nerve, colour in a darker orange?

chorda tympani

Where does the ophthalmic division (V1) of the fifth cranial nerve exit the cranium?

superior orbital fissure

Which nerve enables us to move the upper lip?

facial

Which of the following muscles is not supplied by the Facial nerve?

mylohyoid

The buccal branch (labelled A) of the Vth cranial nerve gives innervation to what tissues?

Mucous membrane, buccal sulus and alveolar ridge in the molar/premolar region

The posterior branch of the mandibular div (V3) of the trigeminal is sensory only.

false

If anaesthetising the first deciduous mandibular molar for an extraction, the inferior dental, lingual and buccal nerves need to be anaesthetised.

true

Which of the following cranial nerves is not a mixed nerve?

Accessory (XI)

The tongue receives both it's sensory and motor innveration from which nerve(s)?

Lingual (V3), Chorda Tympani (VII) and Glossopharyngeal (IX)

The mental nerve (V3) supplies the labial gingivae of the lower canine?

true

Which nerve carries proprioceptive fibres to the Temporomandibular joint (TMJ)?

Auriculotemporal

Which nerves supplies each of the tissues related to the lower second permenant molar below:
-pulp and periodontal ligament
-buccal gingivae
-lingual gingivae

inferior dental

buccal

lingual

Which nerve supplies each of the tissues related the to upper first premolar below:
-pulp and periodontal ligament
-labial gingivae
-palatal gingivae

middle superior dental

middle superior dental

greater palatine

Identify the nerve labelled A and it's branches labelled B - F in the diagram below.

A - Facial (VII)

b- temporal

c- zygomatic

d- buccal

E-mandibular

f- cervical