Muscles Of Eye, Hyoid, Tongue, Swallowing

Front 1

What is #1?

List origin, insertion, nerve and action.

Back 1

Temporalis

Temporal fossa; anterior portion of mandibular ramus and coronoid process; mandibular division of trigeminal; elevates and retracts mandible and is involved in excursion.

Front 2

What is #2?

List origin, insertion, nerve and action.

Back 2

Masseter

Zygo. arch; lat. side of mandibular ramus; mandibular division of trigeminal; elevates and protracts mandible and is involved in excursion.

Front 3

What is #3?

List nerve and action

Back 3

Lateral Pterygoid

Mandibular division of trigeminal; protracts and depresses mandible; involved in excursion.

Front 4

What is #4?

List nerve and action

Back 4

Medial Pterygoid

Mandibular division of trigeminal; protracts and elevates mandible; involved in excursion.

Front 5

What is #5?

Name action

Back 5

Digastric (Suprahyoid)

Depresses and retracts mandible; elevates hyoid.

Front 6

What is #5?

Name action

Back 6

Digastric (Suprahyoid)

Depresses and retracts mandible; elevates hyoid.

Front 7

What is #6?

Name action

Back 7

Geniohyoid (Suprahyoid)

Protracts hyoid and depresses mandible

Front 8

What is #7?

Name action

Back 8

Mylohyoid (Suprahyoid)

Elevates floor of mouth and tongue; depresses mandible when hyoid is fixed.

Front 9

What is #7?

Name action

Back 9

Mylohyoid (Suprahyoid)

Elevates floor of mouth and tongue; depresses mandible when hyoid is fixed

Front 10

What is #8?

List origin, insertion, nerve and action

Back 10

Stylohyoid (Suprahyoid)

Styloid process; hyoid; facial; elevates hyoid.

Front 11

What is #8?

List origin, insertion, nerve and action

Back 11

Stylohyoid (Suprahyoid)

Styloid process; hyoid; facial; elevates hyoid.

Front 12

What is #9?

Name action

Back 12

Omohyoid (Infrahyoid)

Depresses hyoid; fixes hyoid in mandibular depression

Front 13

What is #9?

Name action

Back 13

Omohyoid (Infrahyoid)

Depresses hyoid; fixes hyoid in mandibular depression

Front 14

What is #10?

Name action

Back 14

Sternohyoid (Infrahyoid)

Depresses hyoid; fixes hyoid in mandibular depression

Front 15

What is #11?

Name action

Back 15

Sternothyroid (Infra)

Depresses larynx; fixes hyoid in mandibular depression

Front 16

What is #11?

Name action

Back 16

Sternothyroid (Infra)

Depresses larynx; fixes hyoid in mandibular depression

Front 17

What is #12?

Name action

Back 17

Thyrohyoid (infra)

Depresses hyoid and elevates thyroid cartilage of larynx and fixes hyoid in mandibular depression.

Front 18

What is #12?

Name action

Back 18

Thyrohyoid (infra)

Depresses hyoid and elevates thyroid cartilage of larynx and fixes hyoid in mandibular depression.

Front 19

What is #13?

List nerve and action

Back 19

Genioglossus

Hypoglossal; Depresses and protrudes tongue

Front 20

What is #14?

List nerve and action

Back 20

Hyoglossus

Hypoglossal; Retracts and depresses sides of tongue

Front 21

What is #15?

List nerve and action

Back 21

Styloglossus

Hypoglossal; Retracts tongue

Front 22

What is #16?

Name action

Back 22

Palatoglossus

Elevates posterior tongue

Front 23

What is #17?

Name action

Back 23

Levator veli palatini

Elevates soft palate

Front 24

What is #18?

Name action

Back 24

Tensor veli palatini

Tenses soft palate; opens auditory tube

Front 25

What is #19?

Name action

Back 25

Salpingopharyngeus

Elevates pharynx; opens auditory tube in swallowing

Front 26

What is #20?

List nerve and action

Back 26

Lateral rectus

Abducent nerve; laterally deviates gaze

Front 27

What is #21?

List nerve and action

Back 27

Medial rectus

Oculomotor nerve; Medially deviates gaze

Front 28

What is #22?

List nerve and action

Back 28

Superior rectus

Oculomotor nerve; Elevates and medially deviates gaze

Front 29

What is #23?

List nerve and action

Back 29

Inferior rectus

Oculomotor nerve; Depresses and medially deviates gaze

Front 30

What is #24?

List nerve and action

Back 30

Inferior oblique

Oculomotor nerve; Elevates and laterally deviates gaze

Front 31

What is #25?

List nerve and action

Back 31

Superior oblique

Trochlear; Depreses and laterally deviates gaze

Front 32

List the intrinsic tongue muscles and name the action

Back 32

Longitudinal, transverse, and vertical

Changes tongue shape

Front 33

Muscles of the larynx:
List arytenoids and name their nerve and actions

Back 33

1. Oblique arytenoid
2. Transverse arytenoid

Recurrent laryngeal nerve; narrows opening to larynx

Front 34

Muscles of the larynx:
List cricoarytenoids and name their nerve and actions

Back 34

1. Lateral cricoarytenoids
- narrows opening to larynx
2. Posterior cricoarytenoids
- widens opening of larynx

Recurrent laryngeal nerve

Front 35

Muscles of the larynx:
Cricothyroid

Name nerve and actions

Back 35

Superior laryngeal nerve; Lengthens (tenses) vocal cords

Front 36

Muscles of the larynx:
Thyroarytenoid

Name action

Back 36

Shortens (relaxes) vocal cords

Front 37

Muscles of the larynx:
Vocalis

Name action

Back 37

Shortens (relaxes) vocal cords

Front 38

Soft Palate Muscles:
Palatoglossus

Name action

Back 38

narrows fauces; elevates posterior tongue

Front 39

Soft Palate Muscles:
Palatopharyngeus

Name action

Back 39

Narrows fauces; depresses palate; elevates pharynx

Front 40

Pharynx Muscles:
List pharyngeal constrictors, their nerves, and actions

Back 40

1. Inferior - pharyngeal plexus & external laryngeal nerve; narrows inferior portion of pharynx in swallowing
2. Middle - pharyngeal plexus; narrows pharynx in swallowing
3. Superior - pharyngeal plexus; narrows superior portion of pharynx in swallowing

Front 41

Pharynx Muscles:
Stylopharyngeus

Name action

Back 41

Elevates pharynx

Front 42

Soft Palate Muscles:
Uvulae

Name action

Back 42

Elevates uvula