Select the Correct Statement About the Structure of the Heart

question 94

Multiple Choice

Select the correct statement about the structure of the heart wall.

• A) The myocardium is the layer of the heart that actually contracts.
• B) The heart chambers are lined by the endomysium.
• C) The fibrous skeleton forms the bulk of the heart.
• D) Connective tissue in the heart wall aids in the conduction of the action potential.

---

Definitions:

360-Day Year

A financial convention that simplifies interest calculation by assuming a year has 360 days.

Commission

A fee paid for services, usually a percentage of the total cost.

Current Yield

The annual interest income of a bond, calculated by dividing the annual interest by the current purchase price.

Bond A

A type of fixed-income investment where an investor loans money to an entity (corporate or governmental) that borrows the funds for a defined period at a variable or fixed interest rate.