37

The cerebrum is the largest portion of the mature brain, consisting of two

A deep ridge of nerve fibers called the __ connects the hemispheres.

surface of the brain is marked by

The lobes of the brain are named according to the bones they underlie and include the

lies on the outside of the cerebrum and contains 75% of the cell bodies in the nervous system.

provides higher brain functions, such as interpretation of sensory input, initiating voluntary muscular movements, memory, and integrating information for reasoning.

The functional areas of the brain overlap, but the cortex can generally be divided into _, _, and _

lie in the frontal lobes, anterior to the central sulcus and in its anterior wall.

anterior to the primary motor cortex, coordinates muscular activity to make speech possible

controls the voluntary movements of the eyes and eyelids.

located in several areas of the cerebrum and interpret sensory input, producing feelings or sensations.

Sensory areas for sight lie within the

analyze and interpret sensory impulses and function in reasoning, judgment, emotions, verbalizing ideas, and storing memory.

control a number of higher intellectual processes.

is found at the junction of the parietal, temporal, and occipital lobes, and plays the primary role in complex thought processing.