3- Topography Neck (1) PDF - Lecture Notes
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Uploaded by EffectiveRockCrystal2075
King Salman International University
2024
Hany Shawky, Usama Hussein
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Summary
These notes provide an overview of the anatomy of the neck. They cover superficial and deep muscles, viscera, vessels, and nerves. The lecture objectives focus on compartments and fascia of the neck, and organs.
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 ...
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 mandible Trapezius anterior triangle midline of neck Sternomastoid clavicl e platysma posterior triangle SUPERFICIAL MUSCLES + investing fascia Suprahyoid muscles e.g., digastric m. mandible with ant. belly and post. belly hyoid b. Infrahyoid muscles e.g., omohyoid m. with sup. belly and inf. belly clavicl e SUPERFICIAL MUSCLES + investing fascia mandible Submental triangle (below chin) Digastric triangle (below mandible) Carotid triangle Muscular triangle clavicl e 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 isthmu esophagus s trache a trache a 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
