What Drives the Movement of Carbon Dioxide from Tissue into the Bloodstream

question 41

Multiple Choice

What drives the movement of carbon dioxide from tissue into the bloodstream?

• A) active transport against a concentration gradient
• B) facilitated diffusion down a concentration gradient
• C) diffusion down a concentration gradient
• D) facilitated diffusion against a concentration gradient
• E) the heart pumping the carbon dioxide into the bloodstream

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Definitions:

Price Elasticity

A measure of how much the quantity demanded of a good responds to a change in the price of that good, quantified as the percentage change in quantity demanded divided by the percentage change in price.

Demand

The amount of a product or service that buyers are ready and capable of buying at different price levels over a specific time frame.

Supply Curve

A graph showing the relationship between the price of a good and the quantity of that good that suppliers are willing to produce and sell.

Price Elasticity

A measure indicating the extent to which the demand for a merchandise changes following a price adjustment.