Gap Junctions

question 15

Multiple Choice

Gap junctions

• A) connect veins and arteries.
• B) are found in white blood cells.
• C) prevent the backflow of blood from the ventricles to the atrium.
• D) allow the rapid passage of electrical signals among heart cells.

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Definitions:

Opportunity Cost

The cost of a missed opportunity; the value of the best alternative forgone.

Direct Price Discrimination

A pricing strategy where a seller charges different prices to different customers for the same product or service, based directly on the willingness to pay.

Arbitrage

The practice of buying and selling equivalent goods in different markets to take advantage of price differences for profit.

Low-value Group

A classification for items or entities considered to have lesser worth or importance, typically due to lower quality or usefulness.