Which of the Following Factors Contribute to a Reduction in an Elderly

question 28

Multiple Choice

Which of the following factors contribute to a reduction in an elderly person's mucociliary clearance?
1) Decrease in ciliary activity
2) Degenerative changes in the epithelial cells of the mucous membrane
3) Decrease in the phagocytic activity of macrophages in the mucous membrane
4) Decrease in the cough reflex

• A)1, 2, 3
• B)2, 4
• C)1, 3
• D)1, 2, 3, 4

---

Definitions:

Sales Volume

The quantity of products or services sold by a business during a specific period, often used as an indicator of business performance.

Cost Structure

The composition of a company's costs, including the proportion of fixed versus variable costs incurred in its operations.

Break-Even Occupancy Rate

The occupancy level at which a hotel or rental property's operating income equals its operating expenses.

Room Nights

A measure in the hospitality industry representing the number of rooms booked multiplied by the number of nights each room is reserved.