POSTERIOR TRIANGLE OF THE NECK

• sternomastoid
• trapezius
• external jugular vein
• levator scapulae
• posterior scalenus
• middle scalenus
• anterior scalenus
• inferior omohyoid
• brachial plexus
• subclavian artery and vein
• spinal accessory nerve
• phrenic nerve
• cervical plexus

ANTERIOR TRIANGLE OF THE NECK

• muscular triangle
• infrahyoid muscles
• sternohyoid
• superior omohyoid
• sternothyroid
• thyrohyoid
• cervical viscera
• thyroid cartilage of the larynx
• cricoid cartilage
• trachea
• 1st tracheal ring
• isthmus of the thyroid gland
• thyroid gland
• esophagus
• carotid triangle
• posterior belly of digastricus
• hyoid bone
• hypoglossal nerve
• common carotid artery
• external carotid artery
• internal carotid artery
• carotid sinus
• internal jugular vein
• vagus nerve
• sympathetic trunk
• submandibular triangle
• anterior digastric
• stylohyoid muscle
• submandibular salivary gland
• hypoglossal nerve
• facial artery and vein
• submental triangle
• mylohyoid
• geniohyoid

PHARYNX

• constrictor muscles
• glossopharyngeal nerve
• hard palate
• soft palate
• uvula
• epiglottis
• nasal cavity
• choanae
• nasal conchae
• nasal pharynx
• tensor palati
• levator palati
• opening of the auditory tube
• oral cavity
• tongue
• geniohyoid
• mylohyoid
• oral pharynx
• palatoglossal arch
• palatine tonsil
• palatopharyngeal arch
• base of tongue
• laryngeal pharynx

LARYNX

• thyroid cartilage
• cricoid cartilage
• posterior cricoarytenoid
• lateral cricoarytenoid
• arytenoid muscle
• cricothyroid muscle
• superior laryngeal nerve
• external laryngeal nerve
• internal laryngeal nerve
• recurrent laryngeal nerve
• vestibular fold
• ventricle of the larynx
• vocal folds