Over a Lifetime, the Brain Shrinks by About ________ Percent

question 81

Multiple Choice

Over a lifetime, the brain shrinks by about ________ percent.

• A)1
• B)5
• C)10
• D)40

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Definitions:

Semantic Memory

A component of long-term memory involving the conscious recall of facts, concepts, and knowledge about the external world which is not tied to personal experiences.

Procedural Memory

The type of long-term memory related to the acquisition of skills and procedures, enabling activities such as walking or riding a bike without conscious awareness.

Short-Term Memories

The aspect of memory involved in the temporary storage of recent information, which can typically be held for a period of seconds to a few minutes.

Long-Term Memories

A type of memory responsible for the storage of information over an extended period, potentially as long as a lifetime.