A student researching the brain has taken notes:

• Left and right hemispheres process information differently • The corpus callosum connects the two hemispheres • Split-brain patients have had their corpus callosum severed • Studies on split-brain patients revealed hemisphere specialization • Both hemispheres normally work together seamlessly

6
reading

The student wants to explain how scientists learned about brain hemispheres.

A

The corpus callosum connects the brain's two hemispheres.

B

Scientists learned about hemisphere specialization by studying split-brain patients whose corpus callosum was severed—revealing how each hemisphere processes information differently.

C

Both brain hemispheres normally work together seamlessly.

D

Left and right hemispheres process information differently.

Correct Answer: B

Choice B. Split-brain studies revealing specialization explains how scientists learned.