AP BIOLOGY

Detailed explanation-1: -When the ear is exposed to a noise, cells in the auditory nerve release chemicals called neurotransmitters. These chemicals tell the brain that the ear has been stimulated. That’s how we hear.

Detailed explanation-2: -According to both clubbers and the employees, loud music is linked to causing a positive emotional state of mind, such as enthusiasm and happiness. In addition to that, loudness can also be a way of removing unwanted emotions or used as a means of applying greater musical control over one’s emotional state.

Detailed explanation-3: -Loud sound (noise) can damage sensitive parts of the ear, causing hearing loss, ringing or buzzing in the ear (tinnitus), and increased sensitivity to sound (hyperacusis).

Detailed explanation-4: -Studies show that noise causes cognitive impairment and oxidative stress in the brain [5]. According to Wang et al., with further urbanisation and industrialisation, noise pollution has become a risk factor for depression, cognitive impairment and neurodegenerative disorders [5].