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Flashcards in Mouth and Tongue Deck (39):
1

Which nerves supply the hard palate?

Greater palatine branch of V2
Nasopalatine branch of V2

2

Which nerve supplies the soft palate?

Lesser palatine branch of V2

3

Which artery supplies the hard palate?

Greater palatine artery (Maxillary branch)

4

Which artery supplies the soft palate?

Lesser palatine artery (Maxillary branch)

5

Name the 5 muscles associated with the soft palate?

Tensor veli palatini (tenses the soft palate)
Levator veli palatini
Palatoglossus (continues with extrinisic muscle of tongue)
Palatopharygeus
Muculae uvulae

6

What is the nerve innervation for tensor veli palatini?

V3 mandibular branch

7

What is the nerve innervation for levator veli palatini?

CN X - vagus

8

What is the nerve innervation for palatoglossus?

CN X - vagus

9

What is the nerve innervation for palatopharyngeus?

CN X - vagus

10

What is the nerve innervation for uvula musculae?

CN X - vagus

11

Which bone is commonly fractured during strangulation?

Hyoid bone

12

In the mouth name the anterior arch?

Palatoglossal arch (palatoglossus muscle)

13

In the mouth name the posterior arch?

Palatopharyngeal arch (palatopharyngeal muscle)

14

In the mouth which structure lies in-between the two arches?

Palatine tonsil

15

Which two muscles form the floor of the mouth?

Mylohyoid
Geniohyoid

16

What is the nerve innervation to mylohyoid?

V3 - Posterior branch

17

Where does mylohyoid attach within the mouth?

To the mylohyoid line on the mandible

18

What is the nerve innervation to geniohyoid?

C1

19

Where does geniohyoid attach within the mouth?

To the inferior geniohyoid tubercle on the mandible

20

Name the 4 extrinsic muscles of the tongue?

Genioglossus - largest
Hypoglossus - lateral to genioglossus
Styloglossus
Palatoglossus

21

What is the nerve innervation of genioglossus?

CN XII - hypoglossal

22

What is the nerve innervation of hypoglossus?

CN XII - hypoglossal

23

What is the nerve innervation of styloglossus?

CN XII - hypoglossal

24

Name the four structures that can be found within the space between hypoglossus and mylohyoid?

Lingual nerve
Lingual artery
Lingual vein
Submandibular duct

25

Name the four intrinsic muscles of the tongue?

Superior longitudinal
Inferior longitudinal
Transverse
Vertical

26

Where does the submandibular duct empty?

On either side of the frenulum

27

Name the three types of papillae?

Fungiform papillae
Filiform papillae
Circumvallet papillae

28

What nerve supplies the anterior 2/3's of the tongue with taste?

Chorda tympani - CN VII

29

What nerve supplies general sensation to the anterior 2/3's of the tongue?

Lingual nerve - posterior branch of V3

30

Which nerve supplies the posterior 1/3 of the tongue with taste and general sensation?

CN IX - glossopharyngeal

31

Name the two branches of the lingual artery which supply the tongue?

Dorsal branch
Deep sublingual branch

32

Where does CN IX - glossopharyngeal exit the cranium?

Jugular foreman

33

Where does CN XII - hypoglossal exit the cranium?

Hypoglossal canal

34

Which muscle does the submandibular duct wrap around and which nerve does the submandibular duct cross superiorly?

Mylohyoid
Lingual nerve

35

Parasympathetic pre-ganglionic fibres to the submandibular ganglion travel with which cranial nerve?

Chorda tympani - CN VII

36

Parasympathetic post-ganglionic fibres from the submandibular ganglion travel with which cranial nerve?

Lingual - Posterior branch of V3

37

Which muscles lie superior and inferior to mylohyoid?

Superior = Geniohyoid
Inferior = Anterior belly of digastric

38

Which two nerves lie superficial to hypoglossus?

Lingual - posterior division of V3
Hypoglossal - CN (XII)

39

Which nerve wraps around the submandibular duct?

Lingual nerve - posterior division of V3