The correct answer is tympanometer. A tympanometer is not used to measure hearing, but to rather measure the transmission of energy through the middle ear. In this way, tympanometry is an objective test of the function of the middle-ear. Tympanometry is used alongside other measures to asses hearing, such as pure tone audiometry.
<span>It is the biosphere, which includes all living organisms and ecosystems is the highest physical level of biological study.</span>
Usually once a month, but it can vary
The cloud develops all of our memory in our phones and computers and stores it for later use
