Slack Variables

question 9

Multiple Choice

Slack variables:

• A) allow constraint equations to be expressed as inequalities.
• B) measure excess capacity.
• C) never equal zero.
• D) in some cases have negative values.

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Definitions:

Venae Cavae

The two large veins that return deoxygenated blood to the heart; consisting of the superior and inferior vena cava.

Blood Pressure

Blood pressure is the force that circulating blood exerts against the walls of blood vessels, essential for maintaining the body's circulatory function.

Capillaries

The smallest blood vessels in the body's circulatory system, facilitating the exchange of water, oxygen, carbon dioxide, and other nutrients between blood and tissues.

Pulse

The rhythmic throbbing of the arteries as blood is propelled through them, typically palpable at body sites where arteries are close to the skin surface.