When the Diaphragm and External Intercostal Muscles Contract

question 43

Multiple Choice

When the diaphragm and external intercostal muscles contract,

• A) the volume of the thorax increases.
• B) the volume of the thorax decreases.
• C) the volume of the lungs decreases.
• D) the lungs collapse.
• E) expiration occurs.

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Definitions:

DJIA

Stands for Dow Jones Industrial Average, which is a stock market index that measures the stock performance of 30 large companies listed on stock exchanges in the United States.

DAX

The Deutscher Aktienindex, a major stock market index consisting of the 30 major German blue chip companies trading on the Frankfurt Stock Exchange.

Bankers' Acceptances

Short-term debt instruments issued by a company that is guaranteed by a commercial bank.

Eurodollars

Deposits held in U.S. dollars at banks outside the United States, often used in international lending.