The Patient Has Just Returned from Having an Arteriovenous Fistula

question 11

Multiple Choice

The patient has just returned from having an arteriovenous fistula placed.The patient asks,"When will they be able to use this and take this other catheter out?" The nurse should reply,

• A) "It can be used immediately, so the catheter can come out anytime."
• B) "It will take 2 to 4 weeks to heal before it can be used."
• C) "The fistula will be usable in about 4 to 6 weeks."
• D) "The fistula was made using graft material, so it depends on the manufacturer."

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Definitions:

Excess Demand

A situation where the quantity demanded of a good exceeds the quantity supplied at a particular price, leading to a shortage.

Supply Function

A mathematical function that illustrates the quantity of a good that producers are willing and able to sell at different price levels.

Demand Function

A mathematical expression showing the relationship between the quantity demanded of a good and its price, along with other determinants of demand like income.

Quantity Tax

A tax levied on the quantity of goods sold, not on the value of sales.