Due to Findings from the Heart Study Conducted in Framingham,Massachusetts

question 150

Multiple Choice

Due to findings from the heart study conducted in Framingham,Massachusetts:

• A) childhood obesity rates have soared since the early 1980s.
• B) cigarette smoking is down,exercise is up,and doctors routinely monitor blood pressure,weight,and cholesterol.
• C) cigarette smoking and obesity rates are up,but cancer risk has decreased dramatically.
• D) more parents are monitoring their children's use of harmful substances,such as alcohol and drugs.

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Definitions:

Expiratory Reserve Volume

The additional amount of air that can be forcibly exhaled after the completion of a normal, controlled exhalation.

Anatomic Dead Space

The portion of the respiratory system that conducts air but does not participate in gas exchange, including the nose, trachea, and bronchi.

Anatomic Dead Space

The portion of the respiratory system where gas exchange does not occur, including the trachea and bronchi.

Alveolar Dead Space

is the portion of the respiratory system where alveoli are ventilated but not perfused with blood, thus not participating in gas exchange.