B Lateral views Lymph nodes and tonsils Occipital Bronchomediastinal Retroauricular (mastoid lymphatic trunk Parotid Buccal Jugular lymphatic trunk- Left internal jugular vein Submental Right internal jugular vein Thoracic duct Submandibular Subclavian lymphatic trunk- Subclavian lymphatic trunk Jugulo-omohyoid Superficial cervical Right lymphatic duct Left venous angle Deep cervical Right subclavian vein Retropharyngeal Left subclavian vein Jugulodigastric Right venous angle eft brachiocephalic vein ▣Infrahyoid Right brachiocephalic vein Pharyngeal tonsil Palatine tonsil Superior vena cava Bronchomediastinal lymphatic trunk Direction of C Anterior view
.Nerves in root of Neck Sympathetic trunk Longus capitis Middle scalene Phrenic nerve Carotid tubercle(C6) Middle cervical ganglion Anterior scalene Inferior cervical/stellate ganglion Longus colli C5 Vertebral artery Anterior rami C6 Costocervical trunk forming roots of C> brachial plexus C8 Cervical pleura(cupula) T1 RSA SA Thyrocervical trunk Right vagus nerve(CN X) BT Internal thoracic artery Right lymphatic duct RSV RBV Thoracic duct Left venous angle Right recurrent laryngeal nerve 1st costal cartilage Manubrium Left recurrent laryngeal nerve in Sternohyoid tracheo-esophageal groove B Anterior view
•Nerves in Root of Neck
External Superior carotid thyroid artery vein Superior Thyroid isthmus Internal thyroid artery Thyroid ima artery Thyroid plexus jugular of veins vein(IJV) Midde Inferior thyroid- Left common thyroid artery carotid artery vein Thyrocervical trunk Right thyroid Left subclavian brachiocephalic Right subclavian veins artery vein- artery Brachiocephalic Arch of aorta Superior Left brachiocephalic trunk vena cava *Variable vein B Anterior view C Anterior view Superior thyroid artery Thyroid gland Right recurrent laryngeal nerve Parathyroid Superior glands Inferior Inferior thyroid artery Left recurrent laryngeal nerve Right subclavian artery Left vagus nerve- Right vagus nerve Arch of aorta D Posterior view
Respiratory Layer of Cervical Viscera Epiglottic cartilage Greater horn of hyoid Epiglottic cartilage Hyoid Lateral Lesser horn of hyoid Triticeal thyrohyoid Thyrohyoid cartilage ligament -Hyoid membrane Ary-epiglottic Triticeal Thyrohyoid Superior horn of fold cartilage membrane thyroid cartilage Corniculate Lamina cartilage Superior Quadrangular horn Laryngeal membrane Arytenoid Thyroid Oblique prominence cartilage cartilage Thyroid cartilage line Median Capsule of Inferior cricothyroid Muscular process of crico-arytenoid horn ligament arytenoid cartilage joint Capsuleof Cricothyroid cricothyroid joint Cricoid cartilage Inferior horn of joint thyroid cartilage Lamina of Arch of Cricoid cartilage cricoid cartilage cricoid cartilage Posterior free ends Cricotracheal Cricotracheal of tracheal rings ligament ligament First tracheal ring A Lateral view B Posterior view Skeleton of larynx and associated ligaments and membranes .Routing air and food;sphincter;Phonating
•Respiratory Layer of Cervical Viscera •Routing air and food; sphincter; Phonating
.Laryngeal Skeleton Connection-Inside View Laryngeal saccule .Quadrangular Membrane: Epiglottis -Ary-epiglottic fold Laryngeal Ary-epiglottic ligament vestibule(1】 Thyroid cartilage Ve stibular fold(2) Laryngeal > Vestibular ligament ventricle(3) Vocal fold (4) Cricoid cartilage .Conus Elasticus (Cricovocal Infraglottic cavity membrane): Trachea(5) Vocal ligament A Coronal section,posterior view Rima glottidis
•Laryngeal Skeleton Connection-Inside View •Quadrangular Membrane: ➢ Ary-epiglottic ligament ➢ Vestibular ligament •Conus Elasticus (Cricovocal membrane): ➢ Vocal ligament ➢ Rima glottidis