In One Study, a Researcher Monitored Newborns' Responses to the Sound

question 151

Multiple Choice

In one study, a researcher monitored newborns' responses to the sound sequence "ba-ba-ba-ba-ba..." until their response habituated, and then substituted the sound "pa." What happened to the infants' responses, and what conclusion follows?

• A) Their responses decreased. Conclusion: They interpret the change as threatening.
• B) Their responses stayed the same. Conclusion: They cannot tell the difference.
• C) Their responses increased. Conclusion: They can tell the difference between the sounds.
• D) Their responses increased. Conclusion: They prefer the sound "pa" to "ba."

---

Definitions:

Fewest Side Effects

Describes a treatment or medication that causes the smallest number of undesired secondary effects.

Phenothiazines

A class of antipsychotic drugs used to treat mental disorders such as schizophrenia by blocking dopamine receptors in the brain.

Major Tranquilizers

A class of medication, also known as antipsychotics, used to treat serious mental disorders such as schizophrenia.

Neuroleptics

A class of medication used primarily to manage psychosis, notably in schizophrenia.