Recent Research on Age-Related Cognitive Decline Indicates That

question 72

Multiple Choice

Recent research on age-related cognitive decline indicates that

• A)some abilities begin to decline at around age 25.
• B)age-related changes are remarkably uniform.
• C)substantial cognitive declines were apparent in all subjects by age 67.
• D)environmental and cultural factors have little to no impact on cognitive performance.

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Definitions:

Microbiome

The collection of all microbes, such as bacteria, fungi, viruses, and their genes, that live on and inside the human body.

Microorganisms

Tiny, often microscopic, life forms, including bacteria, viruses, fungi, and protozoa, that can be found in almost every environment on Earth.

Gut

The gut, or gastrointestinal tract, is the system of organs responsible for digestion and absorption of nutrients, as well as expulsion of waste.

Language Control

The cognitive mechanism that allows bilingual or multilingual speakers to switch between languages efficiently and prevent unintended language interference.