The Contraction of Skeletal Muscles Is Based on ________

question 21

Multiple Choice

The contraction of skeletal muscles is based on ________.

• A) myosin filaments coiling up to become shorter
• B) actin and myosin filaments both coiling up to become shorter
• C) actin cross-bridges binding to myosin and transitioning from a high-energy to a low-energy state
• D) myosin cross-bridges binding to actin and transitioning from a high-energy to a low-energy state

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Definitions:

Greek Letter

Characters from the Greek alphabet used in mathematics, science, and engineering as symbols for constants, variables, and coefficients.

Band-rejection Filter

A filter designed to block frequencies within a specific range while allowing frequencies outside of that range to pass.

Filter Circuit

An electronic circuit designed to remove unwanted components of a signal, such as noise, or to select desired ranges of frequencies.

Opposition

In electrical terms, this refers to the resistance or impedance that a circuit presents to the flow of electric current.