Answers:
All of the intrinsic muscles of the larynx are innervated by ---- except for the ---- which is innervated by the external branch of the superior laryngeal.
A) Recurrent Laryngeal branch of CNX; Posterior Cricoarytenoid
B) Recurrent Laryngeal branch of CNX; Cricothyroid Muscle
C)Internal Branch of Superior Laryngeal; Posterior Cricoarytenoid
D) Internal BRanch of Superior Laryngeal; Cricothyroid Muscle
What are the borders of the supraglottis, glottis and subglottis?
Supraglottis: tip of epiglottis to ventricle
Glottis: true vocal cords to .5 cm below free edge of true cords
Subglottis: inferior glottis to inf edge of cricoid cartilage
MC Question:
What HPV subtype is associated with laryngeal cancer? How does HPV affect prognosis for laryngeal cancer?
A) 8, better prognosis
B)21, better prognosis
C)16, better prognosis
D) 8, worse prognosis
E) 21, worse prognosis
F) 16, worse prognosis
Free Response Questions:
Arrange subglottic, glottic and suprglottic laryngeal cancer from most to least prevalent in the US.
Quick Facts
Head and Neck Cancer Followup:
-Schedule f/u every 4-6 wks x 1 yr
-2nd yr every 2 months
-3rd yr every 3 months
-considered cured after 5 yrs.
-Most recurrence occurs in the first 2 yrs.
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