According to the Sliding Filament Theory, How Does Muscle Contraction

question 35

Multiple Choice

According to the sliding filament theory, how does muscle contraction occur?

• A) Myosin heads form cross bridges and pull thin filaments, causing them to slide.
• B) Both thick and thin filaments shorten as the muscle contracts.
• C) A bands bunch up and shorten as myosin heads attach to thin filaments.
• D) Myosin heads attach and detach from thin filaments, causing thin filaments to shorten.

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Definitions:

Short-Term Memory

The capacity for holding a small amount of information in an active, readily available state for a short period of time.

Selective Attention

The ability to focus on only one stimulus from among all sensory input.

Retrieve

The action of getting something back or regaining possession.

Selective Attention

The process of focusing on a particular object in the environment for a certain period of time, while ignoring irrelevant information.