Researchers Learned a Great Deal About Memory by Studying a Man

question 49

Multiple Choice

Researchers learned a great deal about memory by studying a man named H.M., who had part of his hippocampus removed in order to alleviate seizures. This research is best characterized as a(n)

• A) experiment.
• B) participant observation.
• C) case study.
• D) grounded theory research study.

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Definitions:

Neurons

Specialized cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells.

Myelin Sheath

A fatty layer that encases the axons of some neurons, which increases the speed at which electrical impulses are conducted.

Sodium-Potassium Pumps

Membrane proteins that pump sodium ions out of cells and potassium ions into cells, playing a key role in maintaining cell potential.

Potassium Ions

Essential ions for various physiological processes, including nerve transmission and muscle contraction, and maintaining fluid and electrolyte balance.