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15 Cards in this Set
- Front
- Back
urogenital development is from the ___ mesoderm
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___ system is cervical and thoracic
___ system is unsegmented and functions for a short time ___ forms definitive kidney |
Pronephric
Mesonephric Metanephros |
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2 ducts are associated
with the mesonephros: |
--mesonephric
--paramesonephric |
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mesonephric ___ goes away but mesonephric ___ stays around
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kidney,
duct |
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___ duct is attached to yolk sac, ___ part of umbilical cord that forms the bladder
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vitelline, allantois
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___ forms the collecting tubules, ___ forms the excretory units
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Congenital polycystic kidney disease
___ form: -Occurs in 1/5000 births -Progressive dissorder in which cysts form from collecting ducts. -Renal failure occurs in infancy or childhood ___ form: -Cysts form in all segments of the nephron. -Occurs in 1/500 – 1/1000 births -Renal failure usually occurs in adulthood. |
Autosomal recessive
Autosomal dominant |
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Horseshoe kidney usually at lower lumbar level since its ascent is prevented by ___
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IMA
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ductus deferens is formed from the ___ duct
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mesonephric
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An ultrasound revealed that a 16 week conceptus had a very limited amount of amniotic fluid.
What concerns should the physician have about the development of this fetus? |
improper kidney development
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Complex process that involves many genes.
The key to sexual dimorphism is related to the Y chromosome. It contains a gene called ___ (sex-determining region on Y). The protein product of this gene is a transcription factor, the SRY protein. If present, a testis forms; if absent, female development is established. |
SRY
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testis develop __ cords while ovaries develop ___ cords
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medullary, cortical
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___ forms the uterus and 1/3 of the vagina, the ___ forms the bottom 2/3 of the vagina
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paramesonephric duct,
paramesonephric tubercle |
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___ and ___ are the remnants of the mesonephric duct in the female
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epoophoron,
paroophoron |
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At birth a male baby has no testicles in the scrotum. Later, it is determined that both are in the abdominal cavity. What is the term given to this condition? Explain the embryological origin of this defect.
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Cryptorchidism, gubernaculum didn't do it's job
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