In the Case of Crystallized and Fluid Intelligence

question 13

Multiple Choice

In the case of crystallized and fluid intelligence:

• A) the former remains stable across age while the latter begins to decline around 30
• B) both remain relatively stable across the lifespan
• C) both begin to decline around 30, with the former showing the bigger losses
• D) both remain stable until about 60 and then decline dramatically

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Definitions:

Physical Activity

Any bodily movement produced by skeletal muscles that requires energy expenditure, including activities undertaken while working, playing, carrying out household chores, traveling, and engaging in recreational pursuits.

Increased Blood Fats

Elevated levels of lipids in the bloodstream, such as cholesterol and triglycerides, which can contribute to cardiovascular diseases.

Resting Heart Rate

The number of heartbeats per minute when an individual is at rest, indicating cardiovascular fitness level.

Improved Mood

The state of having better emotional feelings, often as a result of physical activity, healthy eating, or other wellness strategies.