- Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about ? On this page you'll find 1 study documents about .
1 results
Exam (elaborations)
IHS Questions- For License exam with 100% correct answers 2025
The adult ear canal: Correct answers Rises upward and forward then descends to the drum 
 
The isthmus is: Correct answers Where the canal narrows to enter the temporal bone 
 
The pinna and the external canal together: Correct answers -Gather and reinforce accoustical signals 
-With the irregular shape of the auricle, cause increases and decreases at different frequencies as the sound arrives at the ear. 
-Forms a resonating tube. 
 
The average resonant frequency of the ear canal plus concha i...