The Muscle Fiber Contracts by a Sequence of Events Initiated

question 35

Multiple Choice

The muscle fiber contracts by a sequence of events initiated by the acetylcholine.Which of the following is the correct sequence?
I-The calcium-troponin complex pulls away tropomyosin from the myosin binding sites of actin.
II-The freed-sites of actin now can bind to myosin to form cross bridges.
III-Calcium ion binds to the troponin.

• A)I,III,and II
• B)III,II,and I
• C)II,III,and I
• D)I,II,and III
• E)III,I,and II

---

Definitions:

Primary Beneficiary

The main individual or entity designated to receive the benefits from a will, trust, insurance policy, or financial plan.

Controlling Financial Interest

An interest in a business that gives the holder the power to direct its financial and operating policies, often through ownership of a majority of voting shares.

Variable Interest Entity

A legal entity in which an investor holds a controlling interest that is not based on the majority of voting rights but on contractual or other financial arrangements.

Consolidated Statement of Cash Flows

A financial statement that provides aggregate data regarding all cash inflows and outflows from both operating and investing activities of the parent company and its subsidiaries.