A Number of Studies Have Found That the Absolute Threshold

question 138

Multiple Choice

A number of studies have found that the absolute threshold for a given sense ____.

• A) varies between people
• B) are the same for everyone
• C) is the highest in old people
• D) is the highest in children

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Definitions:

Z Disk

A structure within the sarcomere of muscle fibers that serves as the attachment site for actin filaments, marking the boundary between sarcomeres.

Sarcomere

The structural unit of a muscle fiber, consisting of a repeating sequence of actin and myosin filaments, responsible for muscle contraction.

Actin Myofilament

A protein filament essential to muscle contraction, part of the thin filaments in muscle fibers that slide over myosin for muscle movement.

Intercalated Disks

Specialized connections between cardiac muscle cells that facilitate the synchronized contraction of the heart.