Behavioral Science

50 Deja Review: Behavioral Science
According to the DSM-IV-TR
is homosexuality a dysfunction
of sexual expression?
What is the difference between sex
and gender?
What type of behavior in childhood
may be predictive of later homosexual
orientation?
Which hormones have been shown
to influence sexual orientation?
Which evidence has been reported,
which indicates that genetics plays
a role in homosexuality?
On which chromosome have genetic
markers been found in homosexuals?
No, it is a normal variant.
Sex refers to the genetics of the
individual (XX or XY), gender is
what a person identifies as
(male or female).
Cross-gender behavior → stronger
correlation in males
Prenatal hormones → low levels of
androgens in males and high levels of
androgens in females
Higher concordance rate observed in
monozygotic twins than in dizygotic
twins
X chromosome
SEXUAL DEVELOPMENT AND PHYSIOLOGIC ABNORMALITIES
Which disorder is characterized by
cells that are not responsive to
androgens and testicles that may
appear as inguinal or labial masses?
What is the genotype of a person with
androgen insensitivity?
What is the phenotype of a person with
androgen insensitivity?
Which disorder is characterized by an
adrenal gland that is unable to produce
the proper amount of cortisol which
leads to a significantly increased
androgen secretion?
What is the genotype of a person with
congenital adrenal hyperplasia?
What is the phenotype of a person with
congenital adrenal hyperplasia?
Androgen insensitivity which is also
called testicular feminization
XY
Female
Congenital adrenal hyperplasia
XX
Female with genitalia that are masculine