The Accompanying Photomicrograph Shows a Section of Lung That Had

question 3

Multiple Choice

The accompanying photomicrograph shows a section of lung that had been resected from the right upper lobe of a 73 year old male who had smoked two packs of cigarettes a day since the age of 18.The inherent danger of bullae formation (B) in emphysema is the distinct possibility of which one of the following pathophysiologic events?

• A)Aspergillus infection
• B)Heart failure
• C)Lung cancer
• D)Pneumothorax
• E)Tuberculosis

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Definitions:

Normal Populations

Populations in which the distribution of data points follows a normal distribution curve, important in many statistical methods.

Population Means

The average of a set of numerical values from the entire population being studied.

Two Independent Samples

Refers to separate groups of data collected from different populations, where individuals in one sample have no relation to individuals in the other.

Test Statistic

An estimate gained from sample data analysis, applied in hypothesis testing to weigh the decision of rejecting the null hypothesis.