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12 Cards in this Set
- Front
- Back
what does the SCALP mneumonic stand for
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Skin, Connective tissue, Aponeurosis, Loose Connective Tissue, and pericranium
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the scalp extends where
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from the supraorbital margins anteriorly to the EOP posteriorly and laterally down to the zygomatic arch
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Why is thy 4th layer of scalp considered the "dangerous area"
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because infection can spread from the scalp to the dural venous sinuses via emissary v v.
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what are the muscles of the scalp
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the frontal and occipital belly
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what is the origin and insertion of the frontal belly
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origin-epicranial aponeurosis
insertion- skin superior to eyebrows |
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what is the action of the frontal belly
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draws the scalp forward to wrinkle skin and backwards to raise the eyebrows
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the innervation of the frontal belly is
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facial nerve (temporal brs.)
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the blood supply to the frontal belly
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opthalmic artery
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what is the origin and insertion of the occipital belly
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O-SNL and I-epicranial aponeurosis
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what is the action of the occipital belly
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draws the scalp backward
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what is the innervation of the occipital belly
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the facial nerve (posterior auricular br.)
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What is the blood supply to the occipital belly
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occipital artery
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