The Placenta Is Made Up of a Contribution from Mother

question 17

Multiple Choice

The placenta is made up of a contribution from mother and fetus. Which portion is from the fetus?

• A) umbilicus
• B) amnion
• C) chorion
• D) yolk sac

Recognize the role of parent-child relationships in resisting substance use.

Identify overlooked factors in substance use among children and adolescents.

Comprehend how parental control influences substance use behaviors.

Discern the validity and implications of the "gateway" theory in substance misuse.

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Definitions:

Probands

Individuals who are the subject of study or the starting point in a genetic or medical investigation, often because they present with a particular condition of interest.

Single-Case Experimental Design

Experimental design in which an individual or a small number of individuals are studied intensively; the individual is put through some sort of manipulation or intervention, and his or her behavior is examined before and after this manipulation to determine the effects.

Case Study

An in-depth investigation of a single individual, group, event, or community to explore causation in order to find underlying principles.

Manipulation

The act of controlling or influencing others in a deceptive or unscrupulous way, often for personal gain.