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17 Cards in this Set
- Front
- Back
Frontalis (Epicranius)
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Origin: Galea aponeurotica
Insertion: Skin and muscles of the forehead Action: Raises the eyebrows |
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Occipitalis (Epicranius)
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Origin: Occipital bone
Insertion: Galea aponeurotica Action: Draws the scalp posteriorly |
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Orbicularis oculi
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Origin: Frontal and maxillary bones
Insertion: Eyelids Action: Closes the eyelids |
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Orbicularis oris
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Origin: Muscles around the mouth
Insertion: Skin around the mouth Action: Closes and protrudes the lips |
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Buccinator
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Origin: Alveolar process of mandible and maxilla
Insertion: Skin at the angle of the mouth Action: Compresses the cheek |
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Platysma
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Origin: Fascia over the pectoralis major and deltoid
Insertion: Lower border of the mandible Action: Depresses the mandible |
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Zygomaticus
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Origin: Zygomatic bone
Insertion: Skin and muscles of the angle of the mouth Action: Raises the angle of the mouth |
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Temporalis
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Origin: Temporal bone
Insertion: Coronoid process of the mandible Action: Raises the mandible |
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Masseter
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Origin: Zygomatic arch
Insertion: Angle and ramus of the mandible Action: Raises the mandible |
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Sternocleidomastoid
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Origin: Manubrium of sternum and medial portion of the clavicle
Insertion: Mastoid process of the temporal bone Action: Flexes the cervical vertebral column |
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Digastric
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Origin: Mandibular symphysis
Insertion: Hyoid bone Action: Raises the hyoid |
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Mylohyoid
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Origin: Mylohyoid line of the mandible
Insertion: Hyoid bone Action: Raises the hyoid |
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Sternohyoid
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Origin: Manubrium of the sternum
Insertion: Hyoid bone Action: Lowers the hyoid |
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Sternothyroid
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Origin: Manubrium of the sternum
Insertion: Thyroid cartilage of the larynx Action: Pulls the larynx inferiorly |
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Thyrohyoid
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Origin: Thyroid cartilage of the larynx
Insertion: Hyoid bone Action: Lowers the hyoid |
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Semispinalis capitus
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Origin: Transverse processes of lower cervical and upper thoracic vertebrae
Insertion: Occipital bone Action: Extends the head and neck |
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Splenius capitus
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Origin: Spinous processes of upper thoracic vertebrae
Insertion: Occipital bone and mastoid process of the temporal bone Action: Extends the head and neck |