Which of These Is an Application of Lasers

question 54

Multiple Choice

Which of these is an application of lasers?

• A)Compact discs
• B)Surgery
• C)Supermarket scanners
• D)Surveying equipment
• E)All of these

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Definitions:

Diaphragm

The diaphragm is a major muscle involved in respiration, separating the thoracic cavity from the abdominal cavity and contracting to allow inhalation.

Forced Expiration

The act of expelling air out of the lungs with effort beyond normal exhalation, often used in respiratory tests.

Alveoli

are tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide occurs.

Intercostal Muscles

Muscles located between the ribs that play a crucial role in the breathing process by expanding and contracting the rib cage.