Renal Quiz: Difference between revisions
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- mesonephric duct, metanephros, mesonephros | - mesonephric duct, metanephros, mesonephros | ||
- mesonephric duct, paramesonephric duct, metanephros | - mesonephric duct, paramesonephric duct, metanephros | ||
- | - ureteric bud, ureter, urinary bladder | ||
||The rostro-caudal paired strips of intermediate mesoderm form in a downward sequence: pronephros (in the neck region), mesonephros (along the length of the trunk) and metanephros (at the level of the hindlimbs). The metanephros being the developing adult kidney. | ||The rostro-caudal paired strips of intermediate mesoderm form in a downward sequence: pronephros (in the neck region), mesonephros (along the length of the trunk) and metanephros (at the level of the hindlimbs). The metanephros being the developing adult kidney. | ||
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{The lower end of the mesonephric duct branches to form the: | {The lower end of the mesonephric duct branches to form the: | ||
|type="()"} | |type="()"} | ||
+ | + ureteric bud | ||
- uterus bud | - uterus bud | ||
- urethral bud | - urethral bud | ||
- gonadal bud | - gonadal bud | ||
- none of the above | - none of the above | ||
||The [[BGDB_Sexual_Differentiation_-_Early_Embryo#Kidney_and_Mesonephric_Duct| | ||The [[BGDB_Sexual_Differentiation_-_Early_Embryo#Kidney_and_Mesonephric_Duct|ureteric bud]] is a single epithelial branch forming from each mesonephric duct, that extends laterally into intermediate mesoderm as part of early metanephric formation. Mesonephric duct does not form uterus or urethra. As far as I know I made up the term "gonadal bud". | ||
{The allantois, cloaca, urinary bladder, hindgut and yolk sac are all lined with endoderm | {The allantois, cloaca, urinary bladder, hindgut and yolk sac are all lined with endoderm | ||
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||The adrenals, kidneys and gonads are initially closely related. Both the adrenals and kidneys are described as moving relatively as ascending, while the gonads (both ovary and testis) move away in relative descent. | ||The adrenals, kidneys and gonads are initially closely related. Both the adrenals and kidneys are described as moving relatively as ascending, while the gonads (both ovary and testis) move away in relative descent. | ||
{Which of the following statements about the cloaca is/are correct: | |||
|type="[]"} | |||
+ The cloaca is an early embryonic structure lined by endoderm. | |||
- The cloaca extends into the connecting stalk. | |||
+ The cloaca is divided in development by the urogenital septum. | |||
- The mesonephric ducts fuse to the anterior wall of the cloaca. | |||
- The cloacal membrane degenerates at the same time as the buccopharyngeal membrane. | |||
||<br>The cloaca forms in week 3 to 4 and is a transient structure later dividing into developing into the urogenital sinus and hindgut rectum.The cloaca does not extend into the connecting stalk, this is the allantois. The [[Urogenital Septum Movie|urogenital septum]] divides the cloaca into 2 separate compartments urogenital sinus (ventral) and hindgut rectum (dorsal). The mesonephric ducts fuse to the posterior wall of the urogenital sinus. The cloacal membrane degenerates after the buccopharyngeal membrane. | |||
</quiz> | </quiz> |
Latest revision as of 14:45, 22 September 2016
Here are a few simple questions that relate to renal development.
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Cite this page: Hill, M.A. (2024, April 18) Embryology Renal Quiz. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Renal_Quiz
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