Ch. 31 Head and Neck Cancer PP Flashcards
6 most common sites affected
oral cavity pharynx paransal sinuses larynx thyroid gland salivary glands
most common histologic type
SCC
incidence rate higher in women or men?
men
risk factors
tobacco and alcohol use UV light exposure viral infection occupational exposure raidaiton exposure diet marijuana dentures genetics
viral infection associated with nasopharynx cancer
epstein barr virus
morbidity of treatment ____ and prognosis ____ as the affected area progess ____ from lips to hypopharynx
increases
decrease
backward
divisions of the pharynx
nasopharynx
oropharynx
laryngopharynx
respiratory tube is located in which portion of the pharynx
nasopharynx
gigestive tubes located in which portion (s) of the pharyxn
oropharynx and hypopharynx
inferior margin of the nasopharynx
C1
oropharynx
C2-C3
epiglottis
C3
true vocal cords
C4
lymphatic drainage is mostly
ipsilateral
5 areas where bilateral drainage occurs
soft palate tonsils base of tongue posterior pharyngeal wall nasopharynx
most common histologic type
SCC
salivary glands histology
adenocarcinoma
two cells that are nondividing but radiosensitive
small lymphocytes and salivary glands
what is located in the oral cavity region
anterior 2/3 of the tongue lip buccal mucosa lower alveolar ridge upper alveolar ridge retromolar trigone floor of mouth hard palate
most common histology in oral cavity
SCC