Regional Anatomy Part 8-Neck(Part 3) Stenocledomastoid region Lat region of neck; the lower limb-skinning INTERNATIONAL EDITION Hongqi zhang(张红旗) Dissector Dept of Anatomy, Histoembryology CEmail:zhanghg58@126.com
1 Regional Anatomy Part 8 – Neck (Part 3) Stenocledomastoid region; Lat.region of neck; the lower limb- skinning Hongqi Zhang (张红旗 ) Dept. of Anatomy,Histoembryology Email: zhanghq58@126.com
Submandibular triangle and the contents lingual n, hypoglassal n. and deep part of submandibular gland (find them at the sup. surface of hyoglossus). find lingual n(at the upper part of the duct of submandibular gland 茎突舌肌 styloglossus 茎突咽肌 stylo lingual n glossopharyngeal n 该 dn submandibular submandibular Sublingual gland submandibular 6门1频舌肌 gland genioglossus hyoglossus 颏舌骨肌 ngual a geniohyoid constrictor of pha
lingual n.,hypoglassal n.,and deep part of submandibular gland.(find them at the sup.surface of hyoglossus).find lingual n (at the upper part of the duct of submandibular gland). Submandibular triangle and the contents
Triangle of the vertebral artery Triangle of the vertebral a Boundary 1-Scalenus ant.(lat) 2-Longus colli(med. 3-Subclavian a.(inf Contents: ● Thoracic duct ● Vagus n ● Supraclavicular In ● Thyrocervical trunk ● Vertebral a. oInt thoracic a O Cervical part of sympathetic trunk
Triangle of the vertebral a. Boundary 1-Scalenus ant. (lat.) 2-Longus colli. (med.) 3-Subclavian a. (inf.). Contents: Thoracic duct Vagus n. Supraclavicular ln. Thyrocervical trunk Vertebral a. Int.thoracic a. Cervical part of sympathetic trunk. Triangle of the vertebral artery 1 3 2
Dissect the root of the neck 1. Cut the sternoclavicular joint with the scaple 2. Saw the clavicle at the juncture of mid 1/3 and lat. 1/3, of the clavicle separate the infraclavius and remove cutted clavicle 3. Clean up the lat region of the neck and observe the triangle of vertebral artery Search and identify mp影肥N要"" Thyrocervical trunk erior cervical ganglia Vertebral a thoracic Thoracic duct phrenic Internal tharacic a I Vagus n Phrenic n Recurrent laryngeal n saw Observe subclavian a cut Cervical symphatic trunk
Dissect the root of the neck 1. Cut the sternoclavicular joint with the scaple. 2. Saw the clavicle at the juncture of mid 1/3 and lat. 1/3, of the clavicle separate the infraclavius and remove cutted clavicle. 3. Clean up the lat.region of the neck and observe the triangle of vertebral artery. cut saw Search and identify Thyrocervical trunk Vertebral a. Thoracic duct Internal tharacic a. Vagus n. Phrenic n. Recurrent laryngeal n. Observe subclavian a. Cervical symphatic trunk
Content -1: Thoracic duct Deep to carotid sheath, anterior to vertebral a drainage to left venous angle from posterolaterally of esophagus Ephrem inferior thyroid vertebral a Esophagus thoracic duct recurrent subclavian a subclavian v common carotid a. internal jugular v
Content – 1;Thoracic duct : Deep to carotid sheath,anterior to vertebral a.drainage to left venous angle from posterolaterally of esophagus. Esophagus
Content-2 vagus nerve Vagus n -find it between int jugular common carotid a internal and external branches of superior laryngeal n. al carotid a internal carotid a lingual a superior thyroid v superior laryngeal n common carotid a. superior laryngeal a nternal jugular v brachial plexus hyroid gland inferior parathyroid gland thoracic duct inferior thyroid a. subclavian a right recurrent laryngeal n thyrocervical trunk achea brachiocephalic trunk right vagus n superior vena cava gus n. Ant view Post view
Content-2 vagus nerve Vagus n.- find it between int.jugular & common carotid a. Ant.view Post.view
Contents-3-Recurrent laryngeal n eft-hook the aortic arch; Right-hook the right subclavian a Ascend along the sulcus between trachea and esophagus constrictor of phyarynx ermal carotid thyroid artery non carotid Cricothyroid branch vagus n inferior thyroid a. inferior parathyroid glan Right subclavian laryngeal vertebral a thyrocervical trunk Post view Ant view Vagus n and recurrent laryngeal n
Contents-3 -Recurrent laryngeal n. Left –hook the aortic arch;Right-hook the right subclavian a. Ascend along the sulcus between trachea and esophagus. Vagus n. and recurrent laryngeal n. Post.view Ant.view
Content-4-Thyrocervical trunk and inf thyroid a Thyrocervical trunk- posterior to int jugular vein. medial to scalenus anterior. it give rise to inf thyroid a cervical artery LIyi uiu dr leny Ver lebral arTery cervical artery carotid artery thyrocervical tern Suprascapular subclavian
Content-4 -Thyrocervical trunk and inf.thyroid a. Thyrocervical trunk- posterior to int.jugular vein.& medial to scalenus anterior.it give rise to inf.thyroid a
Content-5-vertebral artery Find it on the med. side of thyrocervical trunk. pass through the transverse foramen of 1-6 cervical vertebrae to the skull phrenic n thyroid a. vertebral thoracic duct recurrent subclavian a subclavian v common carotid a. internal jugular v
Content-5 –vertebral artery Find it on the med. side of thyrocervical trunk.pass through the transverse foramen of 1-6 cervical vertebrae to the skull
Content-6-cervical sympathetic trunk Pull common carotid a. int jugular v laterally. push the organs of neck medially, find it on the front of cervical vertebrae. Usually, the mid cervical ganglion is at the level of transverse process of 6th cervical vertebrae. find the inf cervical ganglion in the front of the 1st rib intermal and external branches of thyrohyoid membrane uperior laryngeal superior thyroid aner cer vica n scalenus medius thyroid cartilage internal jugular v common carotid a cervical ganglion vagus n vertebral a and v brachial plexus ind accessory thoracic duct inferior thyroid v subclavian v subclavian
Content-6 –cervical sympathetic trunk Pull common carotid a.& int.jugular v.laterally.push the organs of neck medially,find it on the front of cervical vertebrae.Usually, the mid.cervical ganglion is at the level of transverse process of 6th cervical vertebrae.find the inf.cervical ganglion in the front of the 1st rib
