Which of the Following Mechanisms Probably Contribute to the Beneficial

question 55

Multiple Choice

Which of the following mechanisms probably contribute to the beneficial effects of continuous positive airway pressure (CPAP) in treating atelectasis?
I.recruitment of collapsed alveoli
II.decreased work of breathing
III.improved distribution of ventilation
IV.increased efficiency of secretion removal

• A)I, II, and IV
• B)II and III
• C)I and IV
• D)I, II, III, and IV

---

Definitions:

Arbitrage

The practice of buying and selling assets to profit from price differences in different markets.

Trade Policies

Laws and regulations enacted by governments to manage international trade, designed to protect domestic industries, control exports and imports, and foster economic growth.

Trade Balance

The variance between what a nation sells and buys from abroad in terms of goods and services.

National Saving

The total amount saved by a nation's households and businesses, plus government budget surplus, which can be used for investment.