In the Fetal Heart,several Structures Allow Blood from the Left

question 8

Multiple Choice

In the fetal heart,several structures allow blood from the left and right sides to mix.When the newborn takes its first breath,these structures must close to ensure that oxygenated blood from the left side does not mix with deoxygenated blood from the right side.Which of the following closed structures prevent this mixing between the systemic and pulmonary circulation after the umbilical cord is cut? Select all that apply.

• A)fossa ovalis
• B)ligamentum arteriosum
• C)ligamentum venosum
• D)ligamentum teres

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Proportionate Ownership

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A financial market hypothesis suggesting that asset prices fully reflect all available information, making it impossible to consistently achieve higher-than-average returns.

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Markets where all participants have access to all relevant information, leading to more efficient price determination.

Residual Claim

Stockholders’ claim to income and assets is the residual after all other claims are satisfied.