A Neural Tube Defect in the Developing Fetus May Be

question 50

Multiple Choice

A neural tube defect in the developing fetus may be detected by measuring the levels of which of the following substances?

• A)human chorionic somatomammotropin
• B)human chorionic gonadotropin
• C)relaxin
• D)maternal alpha-fetoprotein
• E)corticotropin-releasing hormone

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Definitions:

Congenital Pes Planus

A condition present at birth where the arch on the inside of the feet is flattened, allowing the entire sole to touch the ground when standing.

Family Tree Analysis

A method used to study diseases or conditions within a family by charting the relationships and health history of family members over generations.

Pedigree

A diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism and its ancestors across multiple generations, often used to track inheritable diseases.

Maple Syrup Urine Disease

A rare genetic disorder characterized by the inability to break down certain amino acids, leading to a distinctive sweet odor in urine.