The medical term that refers to a blood study that gives a direct measurement of the amount of thyroxin in the patients blood is the THYROXIN LEVEL
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Loud noise can damage cells and membranes in the cochlea. Listening to loud noise for a long time can overwork hair cells in the ear, which can cause these cells to die. The hearing loss progresses as long as the exposure continues. Harmful effects might continue even after noise exposure has stopped.
