The Final Intracellular Activator of Skeletal Muscle Contraction Is

question 24

Multiple Choice

The final intracellular activator of skeletal muscle contraction is

• A) Phosphorylation of the myosin light chains
• B) The muscle membrane action potential
• C) Ca²⁺ influx through voltage-dependent Ca²⁺ channels
• D) Ca²⁺ released through the ryanodine receptors from the SR
• E) Inositol trisphosphate

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Definitions:

External Locus

is a worldview that ascribes control over one's life events and outcomes to external factors and forces beyond one's personal control.

Low Self-Esteem

A condition characterized by a lack of confidence and feeling unworthy or incapable in one's self-perception.

Fight-Or-Flight

A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival.

Stress Response

The body's reaction to any change that requires an adjustment or response.