In What Way Is a Closed Circulatory System More Efficient

question 232

Multiple Choice

In what way is a closed circulatory system more efficient than an open circulatory system?

• A) A closed circulatory system is a closed loop and therefore does not require a heart for pumping blood.
• B) An open circulatory system relies on diffusion to deliver nutrients to tissues.
• C) A closed circulatory system relies on hemoglobin rather than on myoglobin.
• D) In a closed circulatory system, blood vessels can control the delivery of O₂ to specific tissues by controlling vessel diameter.
• E) A closed circulatory system keeps hemolymph separate from interstitial fluid.

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Definitions:

Units-Of-Output Method

A depreciation method that allocates the cost of an asset over its useful life based on the units it produces, reflecting usage rather than mere passage of time.

Depreciation Expense

An accounting method that systematically allocates the cost of a tangible asset over its useful life.

Commercial Substance

A situation in future cash flows of a business that are expected to change significantly due to a transaction, indicating the transaction has economic impact.

Accumulated Depreciation

The total amount of depreciation expense that has been recorded against a company's assets over time.