Source: Adapted from C

question 41

Multiple Choice

Source: Adapted from C. A. Huether et al., Maternal age specific risk rate estimates for Down syndrome among live births in whites and other races from Ohio and Metropolitan Atlanta, 1970-1989, Journal of Medical Genetics 35: 482-90 (1998) . Figure 8.20B Maternal age and incidence of Down syndrome
-Which conclusion can best be drawn from this study?

• A) Women of age 20 or younger never have a child with Down syndrome.
• B) Women in this study who were 45 years old had three times the incidence of babies with Down syndrome as did 40-year-old women.
• C) Many babies with Down syndrome die before birth.
• D) For 40-year-old women around the world, ten births per thousand have Down syndrome.

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Definitions:

Spacing Effect

A phenomenon where learning is more effective when study sessions are spaced out over time rather than conducted in one single marathon session.

Repressed Memories

Memories that have been unconsciously blocked due to being associated with a high level of stress or trauma.

Early Childhood Abuse

Exposure to adverse experiences, including physical, sexual, and emotional abuse, during the early years of life, impacting long-term well-being and development.

Repression

A defense mechanism where distressing thoughts and feelings are unconsciously excluded from conscious awareness.