How Might Hyperventilation Prior to a Breath Hold Dive Allow

question 15

Multiple Choice

How might hyperventilation prior to a breath hold dive allow the diver to extend the duration of the dive?

• A) reduces CO₂ stores and extends time before breaking point is reached
• B) decreases the CO₂ and O₂ stores and extends time before breaking point is reached
• C) decreases the pH and CO₂ stores and extends time before the breaking point is reached
• D) reduces CO₂ and O₂ stores and lowers the pH to extend time before the breaking point is reached

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Definitions:

Period Costs

Expenses that are not directly tied to the production process and are charged to the period in which they are incurred.

Manufacturing Overhead Costs

Indirect costs related to manufacturing that do not directly tie to a specific product, such as factory utilities or salary of the production manager.

Product Costs

Costs directly associated with the creation of a product, including direct materials, direct labor, and overhead.

Total Variable Cost

The sum of all costs that vary with the level of production or sales, such as materials and direct labor.