The Following Is a List of the Events That Occur

question 99

Multiple Choice

The following is a list of the events that occur during a muscle contraction. What is the correct sequence of these events?
1) Myosin cross-bridges bind to the actin.
2) The free myosin head splits ATP.
3) Calcium ion is released from the sarcoplasmic reticulum.
4) The myosin head pivots toward the center of the sarcomere.
5) Calcium ion binds to troponin.
6) The myosin head binds an ATP molecule and detaches from the actin.

• A) 1, 3, 5, 4, 6, 2
• B) 5, 1, 4, 6, 2, 3
• C) 3, 5, 1, 2, 4, 6
• D) 3, 5, 1, 4, 6, 2
• E) 1, 4, 6, 2, 3, 5

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Definitions:

Variables

Elements, features, or factors that are liable to vary or change.

Monitoring Measurements

The tracking and recording of specific variables over a period of time, often used in scientific studies and quality control.

Standard Deviation

A metric that gauges the spread of a dataset in relation to its average, showing the extent to which data points diverge.

Control Limits

Boundaries set in control charts that represent the threshold at which a process is considered to be in control or out of control.