What Is the Function of P Cells Found in the Sinoatrial

question 45

Multiple Choice

What is the function of P cells found in the sinoatrial node and Purkinje fibers?

• A) They are receptors for pain stimuli,such as the pain that occurs during infarction.
• B) They prolong the refractory period before the next contraction.
• C) They are assumed to be the site of impulse formation.
• D) They initiate repolarization of the myocardium.

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Definitions:

Beginning Finished Goods

Refers to the inventory of completed products that a company has on hand at the start of an accounting period.

Direct Labor

The labor costs directly tied to the production of goods or the provision of services, such as wages for factory workers or technicians.

Manufacturing Overhead

All indirect costs associated with the manufacturing process, aside from the costs of direct labor and direct materials.

Direct Materials

Raw materials directly traced and included in the finished product.