Which Is an Example of a Developmental Cascade

question 46

Multiple Choice

Which is an example of a developmental cascade?

• A) As the fetus moves, it generates feedback that leads to improved motor coordination, which is important for later motor development.
• B) Small-for-date infants sleep more during the first postnatal week.
• C) Auditory experiences lead to post-birth recognition of faces and shapes.
• D) Infants who heard a recording of a made-up words during the last trimester of pregnancy do not recognize the made-up words postnatally.
• E) Maternal anxiety relates to maternal depression during pregnancy.

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Definitions:

Genetic Mutation

A permanent alteration in the DNA sequence that makes up a gene, which can lead to differences in physical appearance, disease, or no effect at all.

Amino Acids

Organic compounds that serve as the building blocks of proteins, characterized by an amino group, a carboxyl group, and a unique side chain.

Hydrogen Ions

Positively charged ions (H+) that contribute to acidity when in solution.

Hydroxide Ions

Negatively charged ions (OH-) that consist of oxygen and hydrogen, crucial for various chemical reactions, including those determining acidity or basicity (pH).