The Cost of a One-Unit Increase in an Activity Is

question 165

Multiple Choice

The cost of a one-unit increase in an activity is called the

• A)marginal cost.
• B)opportunity benefit.
• C)margin.
• D)rational cost.
• E)marginal benefit.

---

Definitions:

Postural Drainage

A technique that uses gravity to assist in the drainage of mucus from the lungs and airways, often involving positioning the body in various ways.

Tube Feedings

A medical method to provide nutrition directly to the stomach or intestine through a tube, used when patients cannot eat by mouth.

Arterial Blood Gas Levels (ABG)

Measurements that assess the concentration of oxygen, carbon dioxide, and bicarbonate, as well as blood pH, to evaluate respiratory and metabolic function.

Superior Bronchi

The upper division of the trachea that enters the lung, conducting air from the windpipe into the lungs.