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17 Cards in this Set

  • Front
  • Back
Frontalis (Epicranius)
Origin: Galea aponeurotica

Insertion: Skin and muscles of the forehead

Action: Raises the eyebrows
Occipitalis (Epicranius)
Origin: Occipital bone

Insertion: Galea aponeurotica

Action: Draws the scalp posteriorly
Orbicularis oculi
Origin: Frontal and maxillary bones

Insertion: Eyelids

Action: Closes the eyelids
Orbicularis oris
Origin: Muscles around the mouth

Insertion: Skin around the mouth

Action: Closes and protrudes the lips
Buccinator
Origin: Alveolar process of mandible and maxilla

Insertion: Skin at the angle of the mouth

Action: Compresses the cheek
Platysma
Origin: Fascia over the pectoralis major and deltoid

Insertion: Lower border of the mandible

Action: Depresses the mandible
Zygomaticus
Origin: Zygomatic bone

Insertion: Skin and muscles of the angle of the mouth

Action: Raises the angle of the mouth
Temporalis
Origin: Temporal bone

Insertion: Coronoid process of the mandible

Action: Raises the mandible
Masseter
Origin: Zygomatic arch

Insertion: Angle and ramus of the mandible

Action: Raises the mandible
Sternocleidomastoid
Origin: Manubrium of sternum and medial portion of the clavicle

Insertion: Mastoid process of the temporal bone

Action: Flexes the cervical vertebral column
Digastric
Origin: Mandibular symphysis

Insertion: Hyoid bone

Action: Raises the hyoid
Mylohyoid
Origin: Mylohyoid line of the mandible

Insertion: Hyoid bone

Action: Raises the hyoid
Sternohyoid
Origin: Manubrium of the sternum

Insertion: Hyoid bone

Action: Lowers the hyoid
Sternothyroid
Origin: Manubrium of the sternum

Insertion: Thyroid cartilage of the larynx

Action: Pulls the larynx inferiorly
Thyrohyoid
Origin: Thyroid cartilage of the larynx

Insertion: Hyoid bone

Action: Lowers the hyoid
Semispinalis capitus
Origin: Transverse processes of lower cervical and upper thoracic vertebrae

Insertion: Occipital bone

Action: Extends the head and neck
Splenius capitus
Origin: Spinous processes of upper thoracic vertebrae

Insertion: Occipital bone and mastoid process of the temporal bone

Action: Extends the head and neck