Kidney embryo

Question 1

2. Describe the location, timing and components of the three kidneys: Pronephros, mesonephros and metanephros.

Answer 1

Intermediate mesoderm to - Pro to meso at 24 days those become functional at week six and stay active till week 10

Question 2

Explain the molecular basis of epithelial/mesenchymal interactions during kidney development.

Question 3

Describe the formation of the bladder from the cloaca

Question 4

5. Explain how the anomalies listed in objective #1 occur.

Question 5

Compare male and female urethra development

Question 6

Urachus

Answer 6

Fibrous remanent of the allantosis which drains the fetal bladder out through the umbilicus. Runs through the space of retzius Failure to close allows urine to leak from the umbilicus and requires surgical correction. Any portion may fail to close, leading to various cysts or fistuals