Which of the Following Anatomic Structures Are Fetal Shunts

question 7

Multiple Choice

Which of the following anatomic structures are fetal shunts?
I. Foramen ovale
II. Sinus venosus
III. Ductus venosus
IV. Ductus arteriosus

• A) I and III only
• B) I, III, and IV only
• C) I, II, and IV only
• D) II, III, and IV only

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Definitions:

Invertebrates

Organisms without a vertebral column, including animals like insects, mollusks, and crustaceans.

Complex Adaptations

Traits or features that have evolved through many incremental steps to solve specific problems and improve the survival and reproduction of an organism.

Fitness Advantages

Traits or behaviors that increase an individual's reproductive success and chances of survival in a particular environment.

Gene Duplication

A process where a gene is copied within the genetic material of an organism, potentially leading to genetic innovation and evolutionary diversification.