Tongue

Question 1

Tongue is caudally supported by?

Answer 1

Hyoid b.

Question 2

Median groove of the tongue is on which side?

Answer 2

Dorsal

Question 3

Which lingual mucosa is less cornified?

Answer 3

Ventral

Question 4

Lyssa

Answer 4

1. Median filiform structure

2. Stretch receptor

Question 5

How is root of the tongue separated from the body?

Answer 5

By vallate papillae

Question 6

2 types of mechanical papillae

Answer 6

1. Filiform papillae

2. Conical papillae

Question 7

3 types of gustatory papillae

Answer 7

1. Fungiform
2. Vallate
3. Foliate

Question 8

Smallest and most numerous papillae

Answer 8

Filiform

Question 9

Conical papillae found?

Answer 9

Dorsum of caudal third of tongue

Question 10

Fungiform papillae found where?

Answer 10

Rostral 2/3 of tongue

Question 11

Vallate papillae location

Answer 11

2-3 pairs on caudal third of dorsum of tongue in V

Question 12

Foliate papillae location

Answer 12

Dorsolateral aspect of cd. third of tongue just rostral to palatoglossal fold

Question 13

Intrinsic mm. of tongue

Answer 13

Not attached to hyoid apparatus

Question 14

3 extrinsic mm. of tongue

Answer 14

1. Styloglossus
2. Hyoglossus
3. Genioglossus

Question 15

Most lateral extrinsic m. of tongue

Answer 15

Styloglossus

Question 16

Styloglossus OIA

Answer 16

O: stylohyoid b.

I: middle of tongue

A: shortens tongue, elevates apex, pulls middle portion laterally

Question 17

Hyoglossus OIA

Answer 17

O: basihyoid b.

I: cd. 2/3 of tongue

A: retracts and depresses tongue

Question 18

Most medial extrinsic m. of tongue

Answer 18

Genioglossus

Question 19

Genioglossus OIA

Answer 19

O: mandibular symphysis

I: ventral surface of tongue

A: draws tongue rostrally and ventrally

Question 20

2 aa. which supply the tongue

Answer 20

1. Lingual a.

2. Sublingual a.

Question 21

Lingual a. is a direct branch from?

Answer 21

External carotid a.

Question 22

Sublingual a. is a direct branch from?

Answer 22

Facial a.

Question 23

How does blood supply drain from tongue/

Answer 23

Sublingual v. →
Lingual v. →
Linguofacial v. →
External jugular v.

Question 24

5 nn. which innervate the tongue

Answer 24

1. Lingual n.
2. Chorda tympani
3. Vagus n.
4. Lingual branch of glossopharyngeal n.
5. Hypoglossal n.

Question 25

Lingual n. is a branch of?

Answer 25

Mandibular n. of trigeminal n.

Question 26

Chorda tympani is a branch of?

Answer 26

Facial n.

Question 27

Chorda tympani carries?

Answer 27

Mechanoreceptor and thermoreceptor afferent fibers to whole tongue + some taste fibers

Question 28

Lingual branch of glossopharyngeal n. innervates?

Answer 28

Caudal 1/3 of tongue

Question 29

Only motor n. to tongue

Answer 29

Hypoglossal n.