The Finding That Prenatal Viral Exposure, Rhesus Incompatibility, and Early

question 99

Multiple Choice

The finding that prenatal viral exposure, rhesus incompatibility, and early nutritional deficiency are associated with an increased risk of developing schizophrenia indicates that ________

• A) genes do not play a role in vulnerability to schizophrenia.
• B) anything that interferes with normal brain development might lead to a greater risk of schizophrenia.
• C) environmental factors are more important than genetic factors when it comes to determining who is likely to develop schizophrenia.
• D) the results of twin studies reflect the impact of a shared prenatal environment, not shared genes.

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Definitions:

Skin Cancer

A type of cancer that develops in the cells of the skin, often due to exposure to ultraviolet radiation from the sun or tanning beds.

UV's

Short for ultraviolet rays, which are electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays.

Pearson Coefficient

A measure of the linear correlation between two variables, ranging from -1 to 1, where 1 implies a perfect positive correlation and -1 a perfect negative correlation.

Incidence of Skin Cancer

The rate or frequency at which new cases of skin cancer occur in a specified population over a given time period.