Occipitalis muscle

Occipitalis muscle
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Occipitalis muscle

Visible at center right

Occipital bone. Outer surface. (Red circle at upper right is for occipitalis.)
Latin	venter occipitalis musculi occipitofrontalis
Gray's	subject #105 379
Origin	superior nuchal line of the occipital bone mastoid part of the temporal
Insertion	galea aponeurosis
Artery	occipital artery
Nerve	posterior auricular nerve (facial nerve)
Action	wrinkles brow
Dorlands /Elsevier	m_22/12549942

The Occipitalis, thin and quadrilateral in form, arises by tendinous fibers from the lateral two-thirds of the superior nuchal line of the occipital bone, and from the mastoid part of the temporal. It ends in the galea aponeurotica.

It could be a part of the occipitofrontalis muscle.

External links

PTCentral
occipital+belly+of+occipitofrontalis+muscle at eMedicine Dictionary

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

v • d • e

List of muscles of head and neck: the head

Extraocular (CN III, IV, VI)

oblique (inferior, superior) - rectus (superior, inferior, medial, lateral) - levator palpebrae superioris (superior tarsal)

Mastication (CN V3)

masseter - temporalis - pterygoid (lateral, medial)

Facial (CN VII)

Ear	auriculares (anterior, superior, posterior) - temporoparietalis

Scalp/eyelid	occipitofrontalis (occipitalis, frontalis) - orbicularis oculi (depressor supercilii) - corrugator supercilii

Nose	procerus - nasalis (dilatator naris) - depressor septi nasi - levator labii superioris alaeque nasi

Mouth	levator anguli oris - levator labii superioris - zygomaticus (major, minor) orbicularis oris - risorius - buccinator depressor anguli oris - depressor labii inferioris - mentalis

Mouth/throat (CN IX, X, XI)
(except TVP=V3)

Soft palate	veli palatini (tensor, levator) - musculus uvulae - palatopharyngeus (to pharnyx) - palatoglossus (to tongue)

Pharynx	pharyngeal constrictor (superior, middle, inferior) - longitudinal (stylopharyngeus, salpingopharyngeus)

Larynx	cricothyroid - cricoarytenoid (posterior, lateral) - arytenoid (oblique arytenoid/aryepiglottic, transverse arytenoid) - thyroarytenoid (vocal, thyroepiglottic)

Tongue (CN XII)

extrinsic (genioglossus, hyoglossus/chondroglossus, styloglossus) - intrinsic (superior longitudinal, inferior longitudinal, transverse, vertical)

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