Thyroid Flashcards
superficial muscle of neck which overlaps SCM
platysma
prominence of thyroid cartilage
laryngeal prominence
what is the platysma innervated by
cranial nerve VII - fascial
which nerve supplies SCM and trapezius
accessory nerve
what is a carotid sheath composed of
jugular vein, vagus nerve, common carotid artery
what does the pretracheal fascia enclose
oesophagus
trachea
thyroid gland
strap muscles
recurrent laryngeal msucles
what does the investing fascia enclose
all othe rneck fascia and trapezius and SCM
what is lumph returned via on right side
right lymphatic duct to RVA
what is lymph returned by on left side
thoracic duct to LVA
Tracheal lymph nodes
pretracheal nodes
paratracheal nodes
what does the vagus nerve descend in
carotid sheath
which nerve wraps around under arch of aorta
recurrent laryngeal
what does recurrent injury to recurrent laryngeal result in
paralysis of vocal cords
what does unilateral injury of of recurrent nerve cause
hoarseness / weakness of voice / cough
what does bilateral injury cause
aphonia- ability to produce sound and inability to close rima glotttidis
