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Myology 1
Muscles of the Head and Face
| Question | Answer |
|---|---|
| Naming of mm | direction of mm fibers, location, size, number or origins, shape, origin and insertion, action |
| devided into 3 groups | mm of the scalp, mm of the face(eyes, nose, mouth), mm of mastication |
| mm of head overview | located superficially in the fascia and therefore move the fascia of the scalp and/or face |
| muscles of the scalp | move scalp, ears, eyebrows |
| mm of facial expression | move skin around eyes,skin around nose, skin around mouth |
| mm of mastication | attach to mandible and sphenoid which is necessary for chewing (mastication) |
| mm of head innervation | scalp mm=facial nn CNVII, facial expression mm=facial nn CNVII, mastication (chewing and taste)mm=trigeminal nn CNV |
| CNVI | optic, sensory |
| CNVII | facial nn |
| CNVIII | motor, jaw |
| number of cranial nn | 12 |
| 3 mm of scalp | occipito fronatlis, temporoparientalis, auriculares |
| define occipitalis | can be considered 2 seperate mm, both attach to galea aponeurotica |
| galea aponeurotica | epicranial aponeurosis, broad flat tendon attached to occipitalis and frontalis, superficial to mm |