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| en:deep_cervical_fascia [2023/06/14 09:37] – brahmantra | en:deep_cervical_fascia [] () – - () 127.0.0.1 | ||
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| - | ====== DEEP CERVICAL FASCIA ====== | ||
| - | * deep cervical fascia | ||
| - | * pretracheal fascia | ||
| - | * encloses and suspends thyroid gland | ||
| - | * attachments | ||
| - | * superiorly | ||
| - | * hyoid bone in median plane | ||
| - | * oblique line of thyroid cartilage laterally | ||
| - | * cricoid cartilage | ||
| - | * inferiorly | ||
| - | * encloses inferiior thyroid veins | ||
| - | * blends with arch of aorta and pericardium | ||
| - | * on either side | ||
| - | * forms front of carotid sheath | ||
| - | * buccopharyngeal fascia | ||
| - | * covers superior constrictor muscle externally | ||
| - | * extends on superficial aspect of buccinator muscle | ||
| - | * pharyngobasilar fascia | ||
| - | * thickened between | ||
| - | * upper border of superior constrictor | ||
| - | * base of skull | ||
| - | * prevertebral fascia | ||
| - | * lies infront of prevertebral muscles | ||
| - | * attachments | ||
| - | * superiorly | ||
| - | * attached to base of skull | ||
| - | * inferiorly | ||
| - | * extends in to superior mediastinum to split in to | ||
| - | * anterior | ||
| - | * blends with buccopharyngeal fascia | ||
| - | * posterior layers | ||
| - | * attached to body of T4 vertebra | ||
| - | * also attached to anterior longitudinal ligament | ||
| - | * laterally | ||
| - | * lies deep to trapezius muscle | ||
| - | * attached to fascia of sternocleidomastoid | ||
| - | * anteriorly | ||
| - | * separated from pharynx and buccopharyngeal fascia by | ||
| - | * retropharyngeal space | ||
| - | * retropharyngeal abscess | ||
| - | * lower part prevertebral fascia and buccopharyngeal fascia fuse | ||
| - | * other features | ||
| - | * cervical plexus and brachial plexus behind this fascia | ||
| - | * axillary sheath | ||
| - | * investing layer | ||
| - | * deep to platysma | ||
| - | * forms roof of posterior triangle | ||
| - | * attachments | ||
| - | * superiorly | ||
| - | * external occipital protuberance | ||
| - | * superior nuchal line | ||
| - | * mastoid process, styloid process | ||
| - | * external acoustic meatus , tympanic plate | ||
| - | * base of mandible | ||
| - | * superificial lamina | ||
| - | * splits fo form parotid fascia | ||
| - | * inferiorly | ||
| - | * spine of scapula | ||
| - | * acromion process | ||
| - | * clavicle | ||
| - | * manubrium | ||
| - | * anteriorly | ||
| - | * symphysis menti | ||
| - | * hyoid bone | ||
| - | * other features | ||
| - | * splits to enclose | ||
| - | * muscles | ||
| - | * trapezius | ||
| - | * sternocleidomastoid | ||
| - | * salivary gland | ||
| - | * submandibular | ||
| - | * while cutting this gland external carotid artery must be secured | ||
| - | * parotid gland | ||
| - | * parotid swelling are painful | ||
| - | * space | ||
| - | * suprasternal | ||
| - | * containsright and left sternocleidomastoid heads | ||
| - | * jugular venous arch | ||
| - | * interclavicular ligament | ||
| - | * lymph node | ||
| - | * supraclavicular | ||
| - | * traversed by | ||
| - | * external jugular vein | ||
| - | * clinically division of vein can cause air embolism | ||
| - | * supraclavicular nerves | ||
| - | * carotid sheath | ||
| - | * relations | ||
| - | * anterior wall | ||
| - | * ansa cervicalis | ||
| - | * cervical sympathetic chain lies behind the sheet plastered to prevertebral fascia | ||
| - | * overlapped by anterior birder of sternocleidomastoid | ||
| - | * content | ||
| - | * common or internal carotid arteries | ||
| - | * vagus nerve | ||
| - | * internal jugular vein | ||
| - | |||
| - | |||
| - | {{: | ||
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| - | ===== INVESTING LAYER ===== | ||
| - | |||
| - | |||
| - | ===== PRETRACHEAL FASCIA ===== | ||
| - | |||
| - | |||
| - | ===== PREVERTEBRAL FASCIA ===== | ||
| - | |||
| - | {{: | ||
| - | {{: | ||
| - | {{: | ||
| - | {{: | ||
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