Karen J. Prager, Ph.D., A.B.P.P.
Professor of Psychology and Program Head for Gender Studies
Diplomate in Family Psychology
The University of Texas at Dallas
More Information About Dr. Prager's work
Female-Male Comparisons: Lecture Outline
Sex Differentiation and Physical Functioning
The Sexual differentiation process
1. Genes & chromosomes
2. Sex glands
3. Sex hormones
4. Differentiation of internal reproductive tract
5. Differentiation of external genitalia
6. Differentiation of some brain areas
What are we looking at when we examine "biological factors?"
Genes and chromosomes
X & Y
Gonads & hormones
Gonads secrete sex hormones
Testosterone and other androgens
Mullerian-inhibiting substance (MIS)
Estrogens and progesterone
Differentiation of internal reproductive structures
Differentiation of external genitalia
Hypothalamus and hormonal cycling vs. non-cycling
Are brains fixed, in utero, into a "male" or "female" organization just the way genitalia are?
Effects on female rats of prenatal testosterone
gonadotropins and the pituitary gland
Sex of assignment
What is the effect of the Y chromosome on biological sex?
What have we learned from chromosomal anomalies about X & Y functions?
Documented physical sex differences
When it is most likely that inherited or other physical sex differences affect sex differences in behavior?
Nature vs. nurture: What are four ways to ask this question?
Do Physical Sex Differences Have Implications for Behavior?
Girls with adreno-genital syndrome
What is the source of gender identity?
Research in Dominican Republic
Transgendering & Transsexuals