A long-time rock musician who has been exposed to very loud sounds most likely suffers from a conductive hearing loss

The negative changes in thoughts, emotions, and behavior as a result of prolonged stress or frustration are called __________

a) eustress b) burnout c) dysphoria d) epidemiology

In the process that enhances the brain's efficiency, neuronal connections that are not used wither away in a process called ________________

a. brain death b. axonal withering c. synaptic pruning d. intellectual development