Development of Male & Female Systems Flashcards
Which embryonic layer gives rise to the reproductive system?
Mesoderm
-Gonads & Accessory sex glands
Which embryonic layer gives rise to the mammary glands?
Ectoderm
Which embryonic layer gives rise to the nervous system(hypothalmus, pituitary)?
Ectoderm
What parts of the reproductive tract does the Ectoderm layer give rise to?
Portion of vagina & vestibule
Penis
Clitoris
What is the first stage of embryology?
Cell mass
What is the second stage of embryology?
Cell layers start “flat”
What is the third stage of embryology?
Organogenesis occurs “outside” the embryo
When a fully formed baby is born with the organs outside the body it is called ________.
Schistosomus reflexus
Process whereby a group of unspecialized cells develops into a functional, recognizable group of cells that have a common function.
Sex differentiation
System that determines the sexual characteristics of an organism.
Sex determination
The chromosomal complement of an organism.
Karyotype
Describes the alleles genetic constitution of an individual
Genotype
Organism composed of cells from two different zygotes.
Chimera
Presence of two or more populations of cells with different genotypes in one individual who has developed from a single fertilized egg from a non dysjunction event.
Mosaic
