Embryology — Flashcards

Breast tissue is a modified _____ that is embryologically derived from skin

_____ sex is defined by characteristics of the internal genital tract and the external genitalia

The **primordial** germ cells of the male gonads differentiate into _____

On which days following fertilization is the blastocyst formed?_____

What is the embryonic origin of the odontoblasts and bones of the skull? _____

The ureteric bud is fully canalized by the _____ week of gestation, allowing the metanephros to make urine

Which form of spina bifida is associated with failure of the bony spinal canal to close but with no herniation? _____

What is the embryonic origin of melanocytes?_____

What sex chromosome disorder is associated with horseshoe kidney? _____

Failed vertical fusion of the paramesonephric ducts within the urogenital sinus results in a _____