What are the functions of a chest tube in a patient with chest trauma that causes bleeding and pneumothorax?1. To measure the rate of bleeding2. To improve ventilation3. To allow lung reexpansion4. To allow for application of bleeding control medication

Pleural fluid with a total protein concentration of less than ____________ of the serum total protein level is one of the indications of transudative pleural effusion.

Which of the following are typical complications of thoracentesis?1. Infection2. Intercostal artery laceration3. Rib fracture4. Pneumothorax

What type of pleural problem is most likely to develop from rupture of the thoracic duct?

Which of the following medications is known to cause drug-induced pleural disease?1. Bleomycin2. Amiodarone3. Advair4. Vilanterol

In the short run, a profit-maximizing firm in a price-taker market will definitely stop production if

According to the income effect, when the price of automobiles rises, people buy fewer automobiles because

Normal profit rate and zero economic profit are terms for the

Which of the following explains why business owners have a strong incentive to strive for operational efficiency?

Which of the following business decisions will be made by firms that are price searchers but not those that are price takers?