Genetics 3 - sex anomalies Flashcards
refers to an animal of equivocal sex,
hermaphrodite,intersex
In farm animals, hermaphroditism is most common in
cattle, pig , goats
has the gonads of both sexes,
true hermaphrodites
when both male and female gonadal tissues are present and functional in that animaL
true herma
true hermaphro is commonly seen in
pigs
refers to an individual with testes as the gonads with the sex chromosomes either XY, or XX with a translocated portion of the Y.
male pseudoherma
In cattle, female pseudohermaphroditism is known as “___” and exhibits nymphomaniac
buller
This condition is caused by an X..linked recessive gene, resulting in the failure of the target organs to respond to testosterone
testicular feminization
intersexuality known to exist since the first century BC.
freemartinism
The earlier the anastomosis occurs, the lesser the degree of masculinization of the female cotwin.
greater
freemartins vaginal probing with a speculum reveals a short (about one..third the normal length), blind..ended vagina known as
cul-de-sac vagina
A definitive diagnosis by karyotyping the suspected individual of freemartinsim reveals__
chimerism
The ___ theory for the induction of freemartinism is based on the exchange of blood forming cells and germ cells between the fetuses
cellular
hormones from the male twin that reach the female through vascular anastomoses between the fused placentas cause masculinization of the female gonad.
hormonal theory
the alive calf which twin had degenerated in freemartinism is a __
chimera
