What Is a Disadvantage of Air as a Respiratory Medium

question 23

Multiple Choice

What is a disadvantage of air as a respiratory medium?

• A)Air is 1000 times less dense than water.
• B)Air requires less energy to ventilate over the respiratory surface.
• C)Air evaporates water from the respiratory surface.
• D)Air contains 30 times as much O₂ as water.

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Definitions:

Interest Rates

The share of a loan levied as interest on the borrower, typically indicated as an annual percentage of the unpaid loan amount.

Twin Deficits

Refers to the situation where a country is running both a fiscal deficit (government spending exceeds revenue) and a current account deficit (imports exceed exports).

Budget Deficit

The condition when a government spends more than its income, requiring it to borrow money or accumulate debt to cover the gap.

Trade Deficit

A situation where a country's imports of goods and services exceed its exports, leading to negative balance of trade.