Which of the Following Structures Is Not Used to Block

question 56

Multiple Choice

Which of the following structures is not used to block an opening during swallowing?

• A) Glottis
• B) Epiglottis
• C) Soft palate and uvula
• D) Tongue

---

Definitions:

Break-even Point

The level of production or sales at which total costs match total revenue, resulting in no profit or loss.

Fixed Cost

Expenses that do not change with the level of production or sales, such as rent, salaries, and insurance premiums.

Unit Price

The cost of a single unit of a product, allowing consumers to compare the prices of items sold in different sizes or quantities.

Unit Variable Cost

The cost associated with producing one additional unit of a product, including labor, material, and other variable costs.