1. facial muscles
-
Upload
firedemon13 -
Category
Documents
-
view
2.184 -
download
2
Transcript of 1. facial muscles
![Page 1: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/1.jpg)
Function?
?
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
1
Occipitalis
Raises the eyebrows
![Page 2: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/2.jpg)
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
2
?
Function?
Frontalis
Raises the eyebrows
![Page 3: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/3.jpg)
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
3
?
Function?
Orbicularis oculi
Closes the eye
![Page 4: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/4.jpg)
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
5
?
Function?
Buccinator
Compresses the cheeks inward
![Page 5: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/5.jpg)
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
4
Function?
Closes and protrudes the lips
?Orbicularis oris
![Page 6: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/6.jpg)
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
6
?
Function?Raises the corner of the mouth
Zygomaticus
![Page 7: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/7.jpg)
Fig. 8.16 (a); pg. 181Chart 8.3; page 180
7
?
Function?Draws the angle ofthe mouth downward
Platysma
![Page 8: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/8.jpg)
Fig. 8.16 (a); pg. 181Chart 8.4; page 180
8
?
Function?
Masseter
Closes the jaw
![Page 9: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/9.jpg)
Fig. 8.16 (a); pg. 181Chart 8.4; page 180
9
?
Function?
Temporalis
Closes the jaw
![Page 10: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/10.jpg)
Fig. 8.16 (a); pg. 181Chart 8.5; page 182
10
?
Function?Pulls the head to oneSide, pulls the head Toward the chest, or raises the sternum
Sternocleidomastoid
![Page 11: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/11.jpg)
Occipitalis Raises the eyebrows
Frontalis Raises the eyebrows
Orbicularis oculi Closes the eye
Buccinator Compresses the cheeks inwardCloses and protrudes the lipsOrbicularis oris
Raises the corner of the mouthZygomaticus
Draws the angle of the mouth downward
Platysma
Masseter Closes the jaw
Temporalis Closes the jawPulls the head to one side, pulls the head toward the chest, or raises the sternum
Sternocleidomastoid
![Page 12: 1. facial muscles](https://reader031.fdocuments.us/reader031/viewer/2022013105/55851ef7d8b42a4c128b4933/html5/thumbnails/12.jpg)