What Is the Correct Order for the Following Events That

question 28

Multiple Choice

What is the correct order for the following events that follow a nerve impulse along a sympathetic neuron to innervate the heart?
1) G protein activates adenylyl cyclase.
2) Neuron releases norepinephrine.
3) Cyclic AMP activates protein kinase.
4) Receptor activates G protein.
5) Protein kinase phosphorylates Ca²⁺ channels.
6) Receptors activated on the membrane of the cardiac muscle.

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

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Definitions:

Persistence

The quality of continuing steadfastly or firmly in a course of action despite difficulties or opposition.

Organization

The structured arrangement of resources and processes to achieve specific goals or the act of arranging elements in a systematic way.

Research Methods

Research methods encompass the techniques, strategies, and procedures used in scientific inquiry to gather, analyze, and interpret data, ensuring validity and reliability of results.

Working Memory

An intellectual capacity system with limitations, meant for short-duration information retention for processing requirements.