Lungs Absorb Oxygen from Inhaled Air, and the Small Intestine

question 49

Multiple Choice

Lungs absorb oxygen from inhaled air, and the small intestine moves ingested material through the digestive tract and absorbs nutrients from ingested food. Which statement describes the type of epithelium you would expect to line each of these surfaces?

• A) They are both lined by a simple squamous epithelium.
• B) They are both lined by a simple cuboidal epithelium.
• C) The lungs are lined by a simple squamous epithelium, and the small intestine is lined by a ciliated columnar epithelium.
• D) The lungs are lined by a columnar epithelium, and the small intestine is lined by a simple squamous epithelium.
• E) The lungs are lined by a simple squamous epithelium, and the small intestine is lined by a simple cuboidal epithelium.

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Definitions:

Quick Ratio

A measure of a company's ability to meet its short-term obligations with its most liquid assets.

Total Asset Turnover

A financial ratio that measures how efficiently a company uses its assets to generate sales by dividing net sales by total assets.

Total Debt Ratio

A financial ratio that compares a company's total liabilities to its total assets, indicating the proportion of a company's assets that are financed through debt.