Why Does a Heart Attack Radiate Pain in the Left

question 58

Multiple Choice

Why does a heart attack radiate pain in the left shoulder and arm?

• A) The left shoulder and arm are the first to lose their blood supply and begin to hurt.
• B) Sometimes, stimulation of internal pain receptors is felt as pain from the skin.
• C) The nerves that innervate the heart go through the left shoulder and arm before going to the spinal cord.
• D) Damage to the heart muscle results in a flood of inflammatory products carried by the blood stream to the left shoulder and arm first.

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Definitions:

Deviation

The difference between a specific value and a reference point, often used in statistics to measure variability.

Capital Asset Pricing Model

A model that describes the relationship between systematic risk and expected return for assets, particularly stocks, for pricing risky securities.

Portfolio Risk

The degree of uncertainty of returns on a portfolio due to the possibility of changes in the value of its investments.

Well-diversified Portfolio

An investment portfolio constructed to spread risk across various asset classes and investment vehicles to minimize potential losses.