IHS Questions- For License Prep Questions and Correct Answers 2026/2027

IHS Questions- For License Prep Questions and Correct Answers 2026/2027 The adult ear canal: - Correct Answer Rises upward and forward then descends to the drum The isthmus is: - Correct Answer Where the canal narrows to enter the temporal bone The pinna and the external canal together: - Correct Answer -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 is: - Correct Answer 2700 Hz. The dividing line between the external ear and the middle ear is the: - Correct Answer Tympanic membrane. The ear canal contains: - Correct Answer Cilia, ceruminous glands. sebaceous glands. The vagus nerve (Xth cranial) is found: - Correct Answer Along the bottom of the ear canal. These are parts of the tympanic membrane: - Correct Answer Pars tensa, Pars flaccida, Umbo. An otoscopic inspection should reveal: - Correct Answer A clear view of the white tympanic membrane. These are parts of the pinna: - Correct Answer Tragus, intertragal notch, triangular fossa.