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ALL Muscles of the Face and Neck: Origin, Insertion, Function(s) and Nerve $3.49   Add to cart

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ALL Muscles of the Face and Neck: Origin, Insertion, Function(s) and Nerve

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This is the complete list of muscles in the face and neck, including the origin, insertion, functions and nerve of each one.

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  • March 13, 2017
  • 6
  • 2016/2017
  • Class notes
  • Unknown
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Some examples from this set of practice questions

1.

Temporalis

Answer: Origin: Temporal fossa Insertion: Coronoid process and anterior border of the ramus of the mandible Function: (2) 1. Elevates the mandible @ TMJ 2. Retracts the mandible @ TMJ Nerve: Mandibular branch of trigeminal nerve (cranial nerve 5)

2.

Masseter

Answer: Origin: Inferior part of zygomatic arch Insertion: Angle and ramus of mandible Function: (2) 1. Elevates the mandible @ TMJ 2. Protracts the mandible @ TMJ Nerve: Mandibular branch of trigeminal nerve (cranial nerve 5)

3.

Medial pterygoid

Answer: Origin: Medial surface of the lateral pterygoid plate of the pterygoid process of the sphenoid bone Insertion: Internal surface of the angle and inferior border of the ramus of the mandible Function: (3) 1. Elevates the mandible @ TMJ 2. Protracts the mandible @ TMJ 3. Contralaterally deviates the mandible @ TMJ Nerve: Mandibular branch of the trigeminal nerve (cranial nerve 5)

4.

Occipitalis

Answer: Origin: Occipital bone and mastoid process of temporal bone Insertion: Galea aponeurotica Function: (3) 1. Draws scalp posteriorly (occipitalis) 2. Draws scalp anteriorly (frontalis) 3. Elevates eyebrow (frontalis) Nerve: Facial nerve (Cranial nerve 7)

5.

Frontalis

Answer: Origin: Galea aponeurotica Insertion: Fascia and skin superior to the eye and nose Function: (3) 1. Draws scalp posteriorly (occipitalis) 2. Draws scalp anteriorly (frontalis) 3. Elevates eyebrow (frontalis) Nerve: Facial nerve (Cranial nerve 7)

6.

Auricularis anterior

Answer: Origin: Galea aponeurotica Insertion: Anterior ear Function: (3) 1. Draws the ear anteriorly (anterior) 2. Elevates the ear (superior) 3. Draws the ear posteriorly (posterior) Nerve: Facial nerve (Cranial nerve 7)

7.

Auricularis superior

Answer: Origin: Galea aponeurotica Insertion: Superior ear Function: (3) 1. Draws the ear anteriorly (anterior) 2. Elevates the ear (superior) 3. Draws the ear posteriorly (posterior) Nerve: Facial nerve (Cranial nerve 7)

8.

Auricularis posterior

Answer: Origin: Mastoid part of the temporal bone Insertion: Posterior ear Function: (3) 1. Draws the ear anteriorly (anterior) 2. Elevates the ear (superior) 3. Draws the ear posteriorly (posterior) Nerve: Facial nerve (Cranial nerve 7)

9.

Orbital part of Orbicularis oculi muscle:

Answer: Origin: 1. Nasal part of the frontal bone 2. Frontal process of the maxilla (and medial palpebral ligament) Insertion: Returns to the same attachment Function: (3) 1. Closes and squints the eyes (orbital part) 2. Blinking (palpebral part) 3. Removal of tear (lacrimal part) Nerve: Facial nerve (Cranial nerve 7)

10.

Palpebral part of Orbicularis oculi muscle:

Answer: Origin: Medial palpebral ligament Insertion: Lateral palpebral ligament Function: (3) 1. Closes and squints the eyes (orbital part) 2. Blinking (palpebral part) 3. Removal of tear (lacrimal part) Nerve: Facial nerve (Cranial nerve 7)

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