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Published byGuillaume Picard Modified over 6 years ago
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درس امروز بررسی نواحی مختلف حلق، نحوه تشکیل آن و ارتباط آن با حنجره و مری بررسی ساختار حنجره، عصب دهی و عملکرد آن بررسی عضلات ناحیه سوپرا و اینفراهایوئید
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Your Pharynx is also called your ____________________
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Greek = U-shaped
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درس امروز بررسی نواحی مختلف حلق، نحوه تشکیل آن و ارتباط آن با حنجره و مری بررسی ساختار حنجره، عصب دهی و عملکرد آن بررسی عضلات ناحیه سوپرا و اینفراهایوئید
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Neck triangles
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Infrahyoid & Suprahyoid regions
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Infrahyoid muscles Thyroid Omo-hyoid Sterno-hyoid Strno-thyroid
Thyro-hyoid ORIGIN Scapula, Sternum INSERTION Thyroid cartilage, Hyoid bone ACTION Depresses thyroid cartilage and hyoid bone NERVE Ansa cervicalis nerve (C1,2,3)
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Omo-hyoid Sterno-hyoid Strno-thyroid Thyro-hyoid ORIGIN: Scapula, Sternum INSERTION: Thyroid cartilage, Hyoid bone ACTION: Depresses thyroid cartilage and hyoid bone NERVE: Ansa cervicalis nerve (C1,2,3)
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Suprahyoid muscles Digastric Stylo-hyoid Mylo-hyoid Geni-ohyoid
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Digastric ORIGIN Anterior belly: mental, posterior belly : mastoid
INSERTION Fibrous loop to hyoid bone ACTION Elevates hyoid in swallowing NERVE Anterior belly: mylohyoid nerve (V). posterior belly: facial nerve (VII)
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Stylohyoid ORIGIN Styloid process INSERTION Hyoid bone
ACTION Elevates hyoid bone NERVE Mandibular branch of facial nerve (VII)
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Mylohyoid ORIGIN Mylohyoid line on mandible INSERTION Hyoid bone
ACTION Elevates hyoid bone. supports floor of mouth NERVE Mylohyoid nerve (V)
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Geniohyoid ORIGIN Mental spine in mandible INSERTION Hyoid bone
ACTION Elevates hyoid bone. Depresses mandible NERVE C1 fibers
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Review Anterior
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Neck triangles
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Posterior triangles
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Anterior triangles
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