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26 Cards in this Set

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Epicranius Aponeurosis
Composed of an epicranial aponeurosis and the occipitofrontalis muscle.
Frontalis
Frontal belly of the occipitofrontalis
O:Frontal bone
I:Epicranial aponeurosis
A:Raises eyebrows
Inn: Facial Nerve
Occipitalis
Occipital belly of the occipitofrontalis
O:Superior nuchal line of the occipital bone
I: Epicranial aponeurosis
A: Pulls scalp posteriorly
Inn: Facial Nerve
Orbicularis Oculi
O:Frontal bone, maxilla bone
I: Skin of eyelid
A:Closes eyelid
Inn:Facial nerve
Orbicularis Oris
O: Maxilla bone and mandible bone
I: Muscle, skin of mouth
A: Closes lips; kissing
Platysma
O:Fascia of chest muscles and acromnion of scapula
I: Skin of cheek and mandible bone
A: Tenses skin of the neck
Inn: Facial Nerve
Buccinator
O: Maxilla and mandible
I: Orbicularis oris
A: Compresses cheeks
Inn: CN VII - facial nerve
Risorius
(Risor=laughter)
O:Deep fascia associated with masseter
I: Skin at angle of the mouth
A: Smiling
Inn: CN VII - facial nerve
Zygomaticus Major
O: Zygomatic bone
I:Skin at superolateral edge of mouth
A: Smiling
Inn: CN VII - facial nerve
Zygomaticus Minor
O: Zygomatic bone
I: Skin at upper lip
A: Smiling
Inn: CN VII - Facial nerve
Masseter
O:Zygomatic arch
I: mandible
A: Closes jaw
Inn: Trigeminal nerve
Temporalis
O: Temporal Bone
I: Mandible
A: Closes Jaw
Inn: Trigeminal Nerve
Diagastric
O:Mandible bone and mastoid process of the temporal bone
I: Hyoid Bone
A: Depresses mandible bone; elevates hyoid bone, opens mouth
Inn: Trigeminal and facial nerve
Geniohyoid
O: Mandible bone
I: Hyoid Bone
A: Elevates hyoid bone
Mylohyoid
O:Mandible bone
I:Hyoid Bone
A:Elevates hyoid bone and floor of the mouth
Inn: Trigeiminal nerve
Stylohyoid
O:Styloid process of the temporal bone
I: Hyoid bone
A: Elevates hyoid bone
Omohyoid
O:Scapula bone
I: Hyoid Bone
A:Depresses hyoid bone
Sternohyoid
O: Manubrium of the sternum bone and the clavicle
I: Hyoid bone
A: Depresses hyoid bone
Sternothyroid
O:Manubrium of the sternum bone
I: Thyroid cartilage of the larynx
A: Depresses thyroid cartilage of the larynx
Thyrohyoid
O: Thyroid cartilage of the larynx
I: Hyoid Bone
A: Depresses hyoid bone and elevates thyroid cartilage of the larynx
Sternocleidomastoid
O:Manubrium of sternum bone and sternal end of clavicle
I: Mastoid process of the temporal bone
A:Lateral flexion of the neck, rotation of the head, neck flexion
Inn: CN XI - Accessory Nerve
Scalene muscles - anterior, middle and posterior
O: Transverse processes of cervical vertebrae
I: 1st and 2nd rib bones
A: Neck flexion, elevate rib bones 1 & 2 in forced inhalation
Inn:Cervical spinal nerves
Splenius
O: Ligamentum muchae
I: Occipital bone and mastoid process of the temporal bone
A: Turns head and extends head and neck
Inn: Cervical Spinal Nerves
Longissimus Capitus
O:Transverse processes of T1-T4 and articular processes of C4-C7 vertebrae
I: Mastoid process of the temporal bone
A: Turns head and extends head and neck
Inn:Cervical and thoracic spinal nerves
Suprahyoid muscles - elevate hyoid bone
4 - Digastric, Geniohyoid, Mylohyoid, Stylohyoid
Infrahyoid Musles - Depress hyoid bone
4 - Omohyoid, Sternohyoid, Sternothyroid, Thyrohyoid