Imagine that your corpus callosum has been sectioned to minimize your epileptic seizures. Suppose that your left nostril is plugged with cotton and that a fresh rose has been placed near your right nostril. Under these conditions, you would be most likely to
A) experience a sensory message in your left hemisphere.
B) use your right hand to choose a hidden plastic flower.
C) report that you smell a flower.
D) use your left hand to select a hidden plastic flower.
E) use your right hand to select a pine tree.

Question

Quizplus · Accepted Answer

The right nostril is connected to the right hemisphere, which controls the left hand. With the corpus callosum severed, the right hemisphere cannot communicate with the left hemisphere, which is responsible for speech. Therefore, you would use your left hand to select the flower without being able to verbally report the smell.

Imagine That Your Corpus Callosum Has Been Sectioned to Minimize