Muscles

Question 1

What muscle has an action of mandible elevation, has an origin in the face, has an insertion of the mandible, and is innervated by CN V, the Mandibular branch?

Action: Mandible Elevation
Origin: Face - Zygomatic Bone
Insertion: Mandible
Innervation: CN V (Mandibular)
Muscle: ?

Answer 1

Masseter

Question 2

What muscle has an action of mandible protrusion, has an origin of the sphenoid bone, an insertion of the mandible, and is innervated by CN V, the Mandibular branch?

Action: Mandible Protrusion
Origin: Sphenoid Bone
Insertion: Mandible
Innervation: CN V (Mandibular)
Muscle?

Answer 2

Lateral Pterygoid

Question 3

What muscle has an action of tongue protrusion, an origin of the mandible, an insertion at the tongue body, and is innervated by CN XII?

Action: Tongue Protrusion
Origin: Mandible
Insertion: Tongue Body
Innervation: CN XII
Muscle: ?

Answer 3

Genioglossus

Question 4

What muscle has an action of hyolaryngeal elevation, an origin of the mandible, an insertion of the hyoid, and is innervated by cervical root 1?

Action: Hyolaryngeal Elevation
Origin: Mandible
Insertion: Hyoid
Innervation: Cervical Root 1
Muscle?

Answer 4

Geniohyoid

Question 5

What muscle has an action of mandible depression, an origin of hyoid, an insertion of mandible (inner surface - entire), and is innervated CN V, the Mandibular branch?

Action: Mandible Depression
Origin: Hyoid
Insertion: Mandible (Inner Surface - Entire)
Innervation: CN V, Mandibular
Muscle: ?

Answer 5

Mylohyoid