This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Diseases of Inner Ear and Vestibular Schwannoma, Subject name: ENT
A steel worker presented with noise induced hearing loss, which pa of inner ear is most likely affected? 
Select and explain. 
A. Inner hair cell, B. Outer hair cell, C. Macula, D. Cupula
B: Outer hair cell
Answer: B: Outer hair cell 
Explanation: NIHL cause damage to hair cells, staing in the basal turn of cochlea. Outer hair cells are affected before the inner hair cells. Outer hair cells are more in number and rows. More sensitive to noise induced hearing loss as well as to ototoxic drugs. Stereocilia of outer hair cells first to be affected by noise induced hearing loss.