BATCH 23 MEDICAL UST #دفعة الدكتور حسن العريفي

Contents : Strap muscles

= digasteric triangle Contents : Lymph nodes Submandibular salivary gland Facial artery

Contents : Lymph nodes + anterior Jugular vein

Triangles of the neck

Branches of external carotid artery .. + anateric artery ( superficial temporal artery + maxillary artery )

Common carotid artery Origin : arch of aorta or brachiocwphalic trunk

1a .. Submental 1b .. Submandibular 2 .. upper jugular (jugulodigasteric lymph nodes) 3 .. Middle jugular 4 .. Inferior jugular 5a&b .. Posterior triangle 6 .. Anterior triangle 7 .. Under clavicle

Digasteric muscle Origin : mandibular fossa Insertion : mastoid process Action : elevate hyoid bone during swallowing

Sternomastoid muscle Attachment : superior .. Mastoid process Inferior .. Sternum & clavicle Nerve supply : Spinal accessory nerve

Treatment of grave's disease