Although Cross-Sectional Studies Typically Show That Mental Abilities Decline with Age

question 162

True/False

Although cross-sectional studies typically show that mental abilities decline with age, when longitudinal studies are used, these age-related declines typically are seen to be nonexistent or much smaller.

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Definitions:

Sarcomeres

The basic structural and functional unit of a muscle fiber, responsible for muscle contraction.

T-tubules

Extensions of the cell membrane that penetrate into the centre of skeletal and cardiac muscle cells, facilitating the transmission of electrical impulses.

Microtubules

Cylindrical structures found in nearly all eukaryotic cells, involved in cell shape, division, and movement as well as intracellular transport.

Acetylcholine

A neurotransmitter in the central and peripheral nervous systems that plays a key role in muscle contraction and many other bodily functions.