Tongue Muscles

Question 1

Hyoglossus

Answer 1

1. Lingual and facial arteries,
   hypoglossal nerve (CN XII)
2. A thin muscle, which
   depresses the tongue.

Question 1

Genioglossus

Answer 1

1. Lingual and facial arteries,
   hypoglossal nerve (CN XII)
2. A triangular muscle which
   protrudes and depresses the
   tongue.
3. Overreaction leads to deviation

Question 2

Styloglossus

Answer 2

Draws the tongue
upwards and backwards
and divide the tongue into
two parts (longitudinal
and oblique).

Question 3

Palatoglossus

Answer 3

Elevates the root of tongue and
closes off the oropharynx.

Question 4

Superior longitudinal muscle

Answer 4

Makes the tongue concave
and together with the inferior longitudinal muscle, shortens the
tongue.

Question 5

Inferior longitudinal muscle

Answer 5

Makes the tongue convex.

Question 6

Vertical muscle

Answer 6

Flattens and widens the
tongue

Question 7

Transverse muscle

Answer 7

narrows and elongates the
tongue.