In the United States, nearly ____ of 10 children and adolescents with ADHD receive Ritalin or other medications to reduce their ADHD symptoms

According to Adler, a constructive striving for ___________ is one of the basic traits of the healthy individual

Fill in the blank(s) with the appropriate word(s).

Helmholtz pioneered the field of ____ with the development of the “Helmholtz resonator.”

a. psychophysics c. otolaryngology b. hydrodynamics d. psychoacoustics