Which of These Are Tiny Air Sacs Surrounded by Capillaries

question 71

Multiple Choice

Which of these are tiny air sacs surrounded by capillaries where gas exchange occurs?

• A) Bronchioles
• B) Alveoli
• C) Pleura
• D) Cilia
• E) Bronchi

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Direct Expenses

Costs that can be directly attributed to the production of goods or services, such as raw materials and direct labor.

Direct Expense

Costs directly attributable to the production of goods or services, such as materials and labor.

Indirect Expense

Costs that are not directly traceable to a specific product, service, or department, but are necessary for the business to operate.

Total Direct Cost

The sum of all direct costs associated with the production of goods or the provision of services, including direct materials and direct labor.