2011 Lab 8: Difference between revisions
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== | ==Urogenital Timeline== | ||
24 days - intermediate mesoderm, pronephros | * '''24 days''' - intermediate mesoderm, pronephros primordial | ||
* '''28 days''' - mesonephros and mesonephric duct | |||
28 days - mesonephros and mesonephric duct | * '''35 days''' - uteric bud, metanephros, urogenital ridge | ||
* '''42 days''' - cloacal divison, gonadal primordium (indifferent) | |||
35 days - uteric bud, metanephros, urogenital ridge | * '''49 days''' - paramesonephric duct, gonadal differentiation | ||
* '''56 days''' - paramesonephric duct fusion (female) | |||
42 days - cloacal divison, gonadal primordium (indifferent) | * '''100 days''' - primary follicles (ovary) | ||
49 days - paramesonephric duct, gonadal differentiation | |||
56 days - paramesonephric duct fusion (female) | |||
100 days - primary follicles (ovary) | |||
==Textbooks== | ==Textbooks== |
Revision as of 16:25, 21 September 2011
2011 Lab 8: Introduction | Sex Determination | Early Embryo | Late Embryo | Fetal | Postnatal | Abnormalities | Quiz | Online Assessment |
Urogenital Development
This practical will introduce the topic of urogenital differentiation during development through a series of online resource pages.
Aim: This practical is an introduction to the earliest events in Sexual Differentiation.
Key Concepts: Intermediate mesoderm, primordial germ cells, renal development, bladder development, gonad, internal genitalia, external genitalia, ovary, testes, puberty, hormonal changes, gametogenesis, abnormalities.
Background
Urogenital Timeline
- 24 days - intermediate mesoderm, pronephros primordial
- 28 days - mesonephros and mesonephric duct
- 35 days - uteric bud, metanephros, urogenital ridge
- 42 days - cloacal divison, gonadal primordium (indifferent)
- 49 days - paramesonephric duct, gonadal differentiation
- 56 days - paramesonephric duct fusion (female)
- 100 days - primary follicles (ovary)