-
The cranial part of the urogenital system is derived from...
intermediate mesoderm
-
The middle part of the urogenital system is derived from the...
endoderm
-
The Caudal part of the urogenital system is derived from the...
Ectoderm
-
The primary primative kidney structures that occur during development
- Pronephros
- Mesonephros
- Metanephros
-
Functional Kidney in...
Fish:
Amphibians:
Reptiles/birds/mammals:
- Fish:Pronephros
- Amphibians:Mesonephros
- Reptiles/birds/mammals: Metanephros
-
Mesonephros is...
smallest in:
intermediate in:
largest in:
- smallest in:carnivores
- intermediate in: ruminants
- largest in: ruminants *
-
Which structure persists in M genital?
Mesonephronic Duct
-
Which stucture is fuctional during fetal life?
Mesonephros *
-
Ureteric bud, AKA _____, is an outgrowth of the _____
- metanephronic diverticulum
- Mesonephronic Duct
-
Bowman's Capsule is derived from
Splanchnic Mesoderm *
-
Metanephronic Cap => (4)
- Bowman's Capsule
- PCT
- Loop of Henle
- DCT
-
Metanephronic Diverticulum => (4)
- Collecting Tubules
- Major/Minor Calyces
- Renal Pelvis
- Ureter
-
Metanephronic Duct =>
Defernt Duct
-
Metanephric Duct =>
Ureter
-
Mesonephronic Duct opens into the...
Pelvic part of the urogenital sinus
-
Metanephric duct opens into the...
Bladder
-
Urinary bladder is develops from?
Vesicle part of the urogenital sinus
-
The male pelvic urethra is develops from
Pelvic part of the Urogenital Sinus
-
The F urethra develops from
Pelvic part of the urogenital sinus
-
Caudal Vagina is develops from the
Pelvic part of the urogenital sinus
-
The penile urethra is develops from the
Phallic part of the urogenital sinus
-
The bulbourethral gland is develops from the
Phallic part of the urogenital sinus
-
The Vesitbule/Vestibular gland are develops from
Phallic part of the urogenital sinus
-
Medial Ligament is develops from
Urachus
-
Cystic Kidney occurs when
The developing nephron and Collecting Tubules fail to fuse *
-
Ectopic Ureter occurs when
The ureter opens into the urethra
-
Mesonephric Tubules are derived from?
Intermediate Meso
-
Mesonephric Tubules are derived from?
Intermediate Meso
-
Paramedonephric Duct is derived from?
Intermediate Meso
-
Urachus is derived from?
Endoderm
-
Urogenital Sinus is derived from
Endoderm
-
Scrotum and Penis are derived from?
Proctodeal Ectoderm
-
hydrocoele-
Accumulation of fluid within the two layers of the tunica vaginalis
-
Ectopic ureter is commonly seen in
F dogs
-
Mesonephric Tubules develops into what adult structures in...
M:
F:
-
The Mesonephric Duct develops into what adult structures in...
M:
F:
- M: Epididymis, Ductus Deferens and Vesicular Gland
- F: X
-
The Paramesonephric Duct develops into what adult structures in...
M:
F:
- M: X
- F: Uterine Tube, Uterus, and (part of) Vagina *
-
External Genetalia develops from...
Ventral Proctodeum
-
The Indifferent Stage Genital Swelling develops into what in...
M:
F:
-
The Indifferent Stage, Genital Tubercle, develops into what in...
M:
F:
-
The Indifferent Stage, Urogenital Fold develops into what in...
M:
F:
- M: Urethral Fold of penile urethra
- F: Labia Minora
-
The Indifferent Stage, Gebernacumulum, develops into what in...
M:
F:
- M: Ligament of the testis and Epididymis
- F: Round Ligament of the Uterus
-
Function of TDF
- When present => Male
- (testis differentiating factor)
-
Location of TDF
Y chromosome
-
Function of Mullerian Inhib Susbstance
Regression of mullerian duct
-
Testerone stimulates the development of _____ and regression of _____
- Development of Wolffian DuctRegression of the Mullerian Duct *
-
Testosterone is produced by
Leydig Cells
-
Primordial Cells Originate in the ____ and migrate to the ____
Yolk Sac
-
What is responsible for the descent of the testis (2):
- Swelling of the gebernaculm testis
- Intra-abdominal pressure
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