During a Cross-Bridge Cycle in Skeletal Muscle, the

question 60

Multiple Choice

During a cross-bridge cycle in skeletal muscle, the

• A) Cross bridge is energized when it hydrolyzes ATP.
• B) Myosin cross bridge must bind with an ATPase before the cross bridge will experience a power stroke.
• C) Ca²⁺ causes the troponin-tropomyosin complex to move off the actin-binding sites on myosin.
• D) ADP binds to the cross bridge at the end of the power stroke.
• E) Cross bridge is energized when it hydrolyzes ATP, and myosin cross bridge must bind with an ATPase before the cross bridge will experience a power stroke.

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Definitions:

Basic Anxiety

A term by psychoanalyst Karen Horney, referring to feelings of helplessness and insecurity that adults experience because of childhood experiences.

Neurotic Needs

Excessive psychological needs that lead to unhealthy behaviors or patterns, often resulting from unresolved anxieties or conflicts.

Therapy Should

The principle that therapeutic interventions ought to aim at improving an individual's mental health and well-being.

Neurotic Needs

Refers to emotional needs that can lead to unhealthy or maladaptive behaviors when they become compulsive or excessively intense.