3- Topography of Neck Lecture Notes PDF
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Uploaded by RockStarChicago
King Salman International University
2024
Hany Shawky, Usama Hussein
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Summary
These lecture notes cover the topography of the neck, including superficial and deep muscles, viscera, vessels, and nerves. Questions are included to aid understanding of anatomical boundaries.
Full Transcript
Field of Medicine Medicine And Surgery Program 3- Topography of Neck Prof. Hany Shawky Date : 8 / 12 /2024 Prof. Usama Hussein Lecture Objectives 1.Compartments & fascia of neck 2.Organs of neck Viscera (organs) + Pretr...
Field of Medicine Medicine And Surgery Program 3- Topography of Neck Prof. Hany Shawky Date : 8 / 12 /2024 Prof. Usama Hussein Lecture Objectives 1.Compartments & fascia of neck 2.Organs of neck Viscera (organs) + Pretracheal fascia Superficial Muscles platysma Vessels + carotid sheath deep (investing fascia) Skin + superficial fascia cervical vertebra Deep Muscles + Prevertebral fascia SUPERFICIAL MUSCLES + investing fascia Trapezius anterior triangle midline of neck Sternomastoid platysma posterior triangle SUPERFICIAL MUSCLES + investing fascia Suprahyoid muscles e.g., digastric m. with ant. belly and post. belly hyoid b. Infrahyoid muscles e.g., omohyoid m. with sup. belly and inf. belly SUPERFICIAL MUSCLES + investing fascia Submental triangle (below chin) Digastric triangle (below mandible) Carotid triangle Muscular triangle VISCERA & VESSELS thyroid gland internal jugular v. trachea (larynx) carotid arteries esophagus (pharynx) vagus n. (10) surrounded by surrounded by pretracheal fascia carotid sheath internal jugular v. carotid arteries vagus n. (10) thyroid c. larynx pharynx cricoid c. Rt. Lt. lobe lobe C6 isthmus esophagus trachea trachea DEEP MUSCLES Muscles 1. Medially = prevertebral (longus colli) 2. Laterally = 3 scalene ms. (ant., medius, post.) 3. Posteriorly = back muscles (4 layers) Prevertebral fascia Nerves o Cervical plexus (C1-4) o Brachial plexus (C5-T1) to upper limb SAGITTAL SECTION nasal septum Nose & Nasal sinuses frontal sinus 3 conchae sphenoid sinus Pharynx (below C6) Palate o Nasopharynx: hard Eustachian tube soft uvula o Oropharynx: tonsil Mouth & Tongue o Laryngopharynx: epiglottis Larynx 6 Esophagus (below C6) trachea (below C6) Questions What are the boundaries between: Rt & Lt nasal cavities Nasal septum Nose & mouth Hard palate Nasopharynx & oropharynx Soft palate Oropharynx & laryngopharynx Epiglottis
