What Is the Correct Sequence for the Following Events of Muscle

question 23

Multiple Choice

What is the correct sequence for the following events of muscle contraction?
1) Calcium ions are released from the sarcoplasmic reticulum.
2) Power stroke pulls actin toward center of A band.
3) Impulse travels into the T-tubules.
4) Energized myosin heads attach to actin.
5) Calcium reacts with troponin and exposes binding sites on actin.

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

---

Definitions:

Servant Leadership

A leadership philosophy in which the main goal of the leader is to serve. This is different from traditional leadership where the leader's main focus is the thriving of their company or organizations.

Selflessly Serve

Acting with the intention of helping or benefiting others without expecting personal gain or recognition.

Trait Approach

A theory in psychology that focuses on the identification and measurement of specific personality characteristics or traits.

Personality

Personality is the overall combination of characteristics that capture the unique nature of a person as that person reacts to and interacts with others.