A/p 1: 8 - Muscles Of The Head

Front 1

What is the TMJ ?

page 155

Back 1

Temporomandibular Joint

Front 2

What type of joint is the TMJ?

page 155

Back 2

Bicondylar
-or-
Condylar

Front 3

What is the name for a joint that has rounded articulating surfaces?

page 155

Back 3

Condylar

Front 4

What 2 bones articulate to form the TMJ ?

page 155

Back 4

Temporal bone and Mandible
-or-
Mandibulat fossa to the Temporal bone

Front 5

Name the 8 discussed bones of the skull.

page 155

Back 5

Frontal
Parietals
Occiput
Temporals
Sphenoids
Zygomas
Maxilla
Mandible

Front 6

Name the bone of the skull that is anterior and most superior.

Back 6

Frontal

Front 7

Name the bones of the skull that are immediately dorsal to the frontal.

Back 7

Parietal

Front 8

Name the most posterior bone of the skull.

Back 8

Occiput

Front 9

Name the bones of the skull that are inferior to the Parietals and anterior to the occiput.

Back 9

Temporal

Front 10

Name the bones of the skull that are anterior to the temporal and inferior to the frontal and parietals.

Back 10

Sphenoid

Front 11

Name the bones of the skull that are inferior to the Frontal and anterior to the sphenoid.

Back 11

Zygoma

Front 12

Name the bone of the skull that is anterior and inferior to the zygoma.

Back 12

Maxilla

Front 13

Name the bone of the skull that is inferior to the maxilla.

Back 13

Mandible

Front 14

Name the suture that articulates the frontal and parietal bones.

Back 14

Coronal suture

Front 15

Name the suture that articulates the occiput and parietal bones.

Back 15

Lamboidal suture

Front 16

Name the suture that articulates the parietals and temporal bones.

Back 16

Squamous suture

Front 17

Name the suture that articulates the parietal bones.

Back 17

Sagittal suture

Front 18

Name the structure formed by the temporal and zygomatic bones.

Back 18

Zygomatic arch

Front 19

Name the joint movement of the TMJ associated with the closing of the jaw.

Back 19

Elevation

Front 20

Name the joint movement of the TMJ associated with the openeing of the jaw.

Back 20

Depression

Front 21

Name the joint movement of the TMJ associated with the forward (anterior) movement of the jaw.

Back 21

Protrusion

Front 22

Name the joint movement of the TMJ associated with the reverse (posterior) movement of the jaw.

Back 22

Retraction

Front 23

Name the joint movement of the TMJ associated with the side-to-side movement of the jaw.

Back 23

Rotation
-or-
Lateral movements

Front 24

Name the 5 muscles of mastication.

Back 24

Temporalis
Masseter
Medial pterygoid
Lateral pterygoid
Digastricus

Front 25

Which muscle of mastication creates a muscular sling that supports the jaw in place?

Back 25

Medial pterygoid

Front 26

Name the 2 most powerful muscles of the body.

Back 26

Temporalis
Masseter

Front 27

Which muscle travels deep to the zygomatic arch?

a) Temporalis
b) Masseter

Back 27

a) Temporalis

Front 28

Name the origin of the Temporalis.

Back 28

Temporal bone

Front 29

Name the insterion of the Temporalis.

Back 29

Interior of the mandible

Front 30

Name the movements of the TMJ created by the Temporalis.

Back 30

Elevation of mandible
Slight retraction of mandible

Front 31

Name the origin of the Masseter

Back 31

Zygomatic arch

Front 32

Name the insertion of the Masseter

Back 32

Mandibular angle
-or-
Angle of the Mandible

Front 33

Name the movements of the TMJ created by the Masseter.

Back 33

Elevation of the Mandible.

Front 34

Name the origin of the Medial Pterygoid.

Back 34

Inferior angle of the Sphenoid
-also-
Maxilla Tuberosity

Front 35

Name the insertion of the Medial Pterygoid

Back 35

Interior mandibular angle

Front 36

Name the movements of the TMJ created by the Medial Pterygoid.

Back 36

Elevation of the mandible
Lateral movement of the mandible

Front 37

Name the origin of the Lateral Pterygoid

Back 37

Inferior wing of the Sphenoid
-or-
Sphenoid

Front 38

Name the insertion of the Lateral Pterygoid

Back 38

Chondyl of the mandible
-also-
Partially to the meniscus of the TMJ.

Front 39

Name the movements of the TMJ created by the Lateral Pterygoid.

Back 39

Protrusion of the mandible
-also-
Passive placement of the articular disk of the TMJ

Front 40

Name the origins of the Digastricus

Back 40

Anterior: Fossa of the mandible
Posterior: Mastoid notch of the Temporal bone

Front 41

Name the insertion of the Digastricus

Back 41

Tendon of the hyoid bone

Front 42

Name the movements of the TMJ created by the Digastricus.

Back 42

Depression of mandible
Retraction of mandible

Front 43

Which muscle of mastication has 2 bellies?

Back 43

Digastricus

Front 44

TMJ is a common disorder of the jaw.
True or False?

Back 44

False.
TMJD refers to disorders of the TMJ.

Front 45

Name 4 of the muscles of facial expression.

Back 45

Occipitofrontalis
Zygomaticus major and minor
Depressor anguli oris
Platysma

Front 46

Which muscle(s) of facial expression are responsible for wrinkling the forehead skin and raising the eyebrows?

Back 46

Occipitofrontalis

Front 47

Which muscle(s) of facial expression are responsible for pulling the angle of the mouth upward and laterally as in smiling?

Back 47

Zygomaticus major and minor

Front 48

Which muscle(s) of facial expression are responsible for pulling the anlge of the mouth downward as in frowning?

Back 48

Depressor anguli oris

Front 49

Which muscle(s) of facial expression are responsible for depressing the mandible and tightening the skin over the anterior neck?

Back 49

Platysma

Front 50

Which muscle(s) of facial expression are responsible for raising the skin over the bridge of the nose?

(extra credit)

Back 50

Procerus

Front 51

Which muscle(s) of facial expression are responsible for tightly closing the eyelids?

(extra credit)

Back 51

Orbicularis oculi

Front 52

Which muscle(s) of facial expression are responsible for compressing the sides of the nose to close the nasal openings?

(extra credit)

Back 52

Nasalis

Front 53

Which muscle(s) of facial expression are responsible for lifting the upper lip and compressing the nasal openings?

(extra credit)

Back 53

Levator labii superior alaeque nasi

Front 54

Which muscle(s) of facial expression are responsible for puckering and sealing the lips together?

(extra credit)

Back 54

Orbicularis oris

Front 55

Which muscle(s) of facial expression are responsible for lifting the upper lip as in lifting the lip away when snarling?

(extra credit)

Back 55

Levator labii superioris

Front 56

Which muscle(s) of facial expression are responsible for compressing the cheeks, as when blowing air out your mouth?

(extra credit)

Back 56

Buccinator

Front 57

Which muscle(s) of facial expression are responsible for pulling the angle of the mouth laterally as in the joker face?

(extra credit)

Back 57

Risorius

Front 58

Which muscle(s) of facial expression are responsible for pulling the lower lip downward as in pouting?

(extra credit)

Back 58

Depressor labii inferioris

Front 59

Which muscle(s) of facial expression are responsible for wrinkling the skin over the chin in the look of concern?

(extra credit)

Back 59

Mentalis

Front 60

Describe the Atlas joint

Back 60

Vertebrae C1 articulating with the Occiput

Front 61

Name the key landmark muscle of this lecture.

Back 61

Sternalcleidomastoid

Front 62

Name the muscle known as SCM

Back 62

Sternalcleidomastoid

Front 63

Name the origins of the SCM

Back 63

1) Menubrium
2) Medial 1/3 of the clavical

Front 64

Name the insertion of the SCM

Back 64

Mastoid process

Front 65

The SCM is superficial to what endangerment structures?

Back 65

Carotid artery
Jugular vein
Vagus nerve

Front 66

Name the movements associated with the SCM

Back 66

Flexion of the neck
Extension of the head
Rotation to opposite side

Front 67

Name the head of the SCM that originates at the menubrium.

Back 67

Sternal head

Front 68

Name the head of the SCM that originates at the medial 1/3 of the clavical

Back 68

Clavicular head

Front 69

As a massage therapist what action of the SCM should be avoided?

Back 69

Pushing the SCM deep into the neck.