The left hemisphere of the brain plays an important role in managing or regulating:

Out of the following given choices;

A. speech and grammar

B. spatial perception

C. visual recognition

D. movement on the left side of the body

The answer is A. The brain is divided into right and left hemispheres. Connected by the corpus callosum. Either hemisphere controls the muscles of the opposite side of the body, that is the right hemisphere controls the rights side of the body and vice versa. Speech and language are controlled by the left hemisphere while visual and auditory processing is by the right hemisphere.