The Heart Is Composed of Four Chambers and Three Layers

question 20

Multiple Choice

The heart is composed of four chambers and three layers of muscle.The thickest layer of the heart is the:

• A) epicardium.
• B) myocardium.
• C) endocardium.
• D) endothelium.

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Definitions:

Region

A specific geographic area, often defined for operational, marketing, or administrative purposes within a larger context.

Product Line

A group of related products marketed by a company under a single brand name.

Cash Payments Journal

A financial journal that records all cash outlays or disbursements made by a company during a period.

Accounts Payable Subsidiary Ledger

A ledger containing all account details of amounts owed by a business to its suppliers or creditors, facilitating more detailed tracking alongside the general ledger.