BGD Lecture - Gastrointestinal System Development - Revision history

Z8600021 at 21:59, 28 April 2019

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	:'''Links:''' [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=376233 2018] \| [[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|2018 PDF]] [[Media:BGD Lecture 2017 - Gastrointestinal System Development.pdf\|2017 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=230497 2016] \| [[Media:BGD Lecture 2016 - Gastrointestinal System Development.pdf\|2016 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=178801 2015] \| [[:Media:BGD Lecture 2015 - Gastrointestinal System Development.pdf\|2015 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=138491 2014] \| [[Media:BGD_Lecture_2014_-_Gastrointestinal_System_Development.pdf\|2014 PDF]] \| [[BGDB_Practical_-_Gastrointestinal_System_Development\|BGDB Practical - GIT]] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=122054 2013 Lecture] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=115411 2012 Lecture] \| [http://emed.med.unsw.edu.au/Map.nsf/0/D5264C4F39F6E9FCCA257339000628E2?OpenDocument&login Link to Learning Activity] \| [[BGDB_Practical_-_Upper_Gastrointestinal_Tract_Histology\|Upper GIT Histology - support page]]		:'''Links:''' [[Media:BGD Lecture 2019 - Gastrointestinal System Development.pdf\|2019 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=376233 2018] \| [[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|2018 PDF]] [[Media:BGD Lecture 2017 - Gastrointestinal System Development.pdf\|2017 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=230497 2016] \| [[Media:BGD Lecture 2016 - Gastrointestinal System Development.pdf\|2016 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=178801 2015] \| [[:Media:BGD Lecture 2015 - Gastrointestinal System Development.pdf\|2015 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=138491 2014] \| [[Media:BGD_Lecture_2014_-_Gastrointestinal_System_Development.pdf\|2014 PDF]] \| [[BGDB_Practical_-_Gastrointestinal_System_Development\|BGDB Practical - GIT]] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=122054 2013 Lecture] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=115411 2012 Lecture] \| [http://emed.med.unsw.edu.au/Map.nsf/0/D5264C4F39F6E9FCCA257339000628E2?OpenDocument&login Link to Learning Activity] \| [[BGDB_Practical_-_Upper_Gastrointestinal_Tract_Histology\|Upper GIT Histology - support page]]
	\|}		\|}
	==Lecture Objectives==		==Lecture Objectives==

Z8600021 at 21:56, 28 April 2019

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	{{USA_Selected_defect_table_2006}}		{{USA_Selected_defect_table_2006}}
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			{{gastrointestinal abnormalities}}

	===Lumen Abnormalities===		===Lumen Abnormalities===
	{\|		{\|
	\| valign=top\|There are several types of abnormalities that impact upon the continuity of the gastrointestinal tract lumen.		\| valign=top\|There are several types of abnormalities that impact upon the continuity of the gastrointestinal tract lumen, named by by anatomical location and type.

	====Atresia====		====Atresia====

	* ~~Interuption~~ of the lumen (esophageal atresia, duodenal atresia, extrahepatic biliary atresia, anorectal atresia)		* Interruption of the lumen(esophageal atresia, duodenal atresia, extrahepatic biliary atresia, anorectal atresia)

	====Stenosis====		====Stenosis====
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	* This abnormality is a very common (incidence of ~~1–2~~% in the general population) and results from improper closure and absorption of the vitelline duct during early development.		* This abnormality is a very common (incidence of 1 – 2% in the general population) and results from improper closure and absorption of the vitelline duct during early development.
	** vitelline duct (omphalomesenteric duct, yolk stalk) is a transient developmental duct that connects the yolk to the primitive GIT.		** vitelline duct (omphalomesenteric duct, yolk stalk) is a transient developmental duct that connects the yolk to the primitive GIT.
	\| [[File:Meckel%27s_diverticulum_01.jpg\|150px]]		\| [[File:Meckel%27s_diverticulum_01.jpg\|150px]]

Z8600021 at 21:52, 28 April 2019

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	[[File:Australian_abnormalities_81-92_git.jpg\|thumb\|Australian Statistics [[Gastrointestinal Tract - Abnormalities]]]]		[[File:Australian_abnormalities_81-92_git.jpg\|thumb\|Australian Statistics [[Gastrointestinal Tract - Abnormalities]]]]
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	! USA Statistics		! USA Statistics
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	==Pancreas==		==Pancreas==
	[[File:~~Pancreatic duct developing~~.jpg\|~~300px~~]][[File:~~Stage22_pancreas_a~~.jpg~~\|thumb\|Pancreas (week 8)~~]]		[[File:Stage22_pancreas_a.jpg\|thumb\|Pancreas (week 8)]]
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			! Pancreas - ventral and dorsal buds
			\|-
			\| [[File:Pancreatic duct developing.jpg]]
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	* Pancreatic buds - endoderm, covered in splanchnic mesoderm		* Pancreatic buds - endoderm, covered in splanchnic mesoderm
	* Pancreatic bud formation – duodenal level endoderm, splanchnic mesoderm forms dorsal and ventral mesentery, '''dorsal bud''' (larger, first), '''ventral bud''' (smaller, later)		* Pancreatic bud formation – duodenal level endoderm, splanchnic mesoderm forms dorsal and ventral mesentery, '''dorsal bud''' (larger, first), '''ventral bud''' (smaller, later)
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	* Pancreatic duct – ventral bud duct and distal part of dorsal bud		* Pancreatic duct – ventral bud duct and distal part of dorsal bud
	* Pancreatic islets - endocrine function ('''week 10''' onwards)		* Pancreatic islets - endocrine function ('''week 10''' onwards)

Z8600021 at 21:40, 28 April 2019

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	==Pancreas==		==Pancreas==
	[[File:Stage22_pancreas_a.jpg\|thumb\|Pancreas (week 8)]]		[[File:Pancreatic duct developing.jpg\|300px]][[File:Stage22_pancreas_a.jpg\|thumb\|Pancreas (week 8)]]
	* Pancreatic buds - endoderm, covered in splanchnic mesoderm		* Pancreatic buds - endoderm, covered in splanchnic mesoderm
	* Pancreatic bud formation – duodenal level endoderm, splanchnic mesoderm forms dorsal and ventral mesentery, '''dorsal bud''' (larger, first), '''ventral bud''' (smaller, later)		* Pancreatic bud formation – duodenal level endoderm, splanchnic mesoderm forms dorsal and ventral mesentery, '''dorsal bud''' (larger, first), '''ventral bud''' (smaller, later)
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	* Pancreatic duct – ventral bud duct and distal part of dorsal bud		* Pancreatic duct – ventral bud duct and distal part of dorsal bud
	* Pancreatic islets - endocrine function ('''week 10''' onwards)		* Pancreatic islets - endocrine function ('''week 10''' onwards)


	(Note - covered again in Endocrine Development)		(Note - covered again in Endocrine Development)

Z8600021 at 21:38, 28 April 2019

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	==Liver==		==Liver==
	* Differentiates to form the hepatic diverticulum and hepatic primordium, generates the gall bladder then divides into right and left hepatic (liver) buds.		* Differentiates to form the hepatic diverticulum and hepatic primordium, generates the {{gall bladder}} then divides into right and left hepatic (liver) buds.
	* Hepatic Buds - form hepatocytes, produce bile from week 13 (forms meconium of newborn)		* Hepatic Buds - form hepatocytes, produce bile from week 13 (forms meconium of newborn)
	** Left Hepatic Bud - left lobe, quadrate, caudate (both q and c anatomically Left) caudate lobe of human liver consists of 3 anatomical parts: Spiegel's lobe, caudate process, and paracaval portion.		** Left Hepatic Bud - left lobe, quadrate, caudate (both q and c anatomically Left) caudate lobe of human liver consists of 3 anatomical parts: Spiegel's lobe, caudate process, and paracaval portion.
	** Right Hepatic Bud - right lobe		** Right Hepatic Bud - right lobe
	* Bile duct - 3 connecting stalks (cystic duct, hepatic ducts) which fuse.		* Bile duct - 3 connecting stalks (cystic duct, hepatic ducts) which fuse.
	* Early liver also involved in blood formation, after the yolk sac and blood islands acting as a primary site.		* Early liver also involved in '''blood formation''', after the yolk sac and blood islands acting as a primary site.

	[[Gastrointestinal_Tract_-_Liver_Development\|Liver Development]]		[[Gastrointestinal_Tract_-_Liver_Development\|Liver Development]]

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	<br>		<br>
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	~~''Lecture under revision for 2019 - Notice removed when completed.''~~
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Z8600021 at 03:40, 9 April 2019

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			''Lecture under revision for 2019 - Notice removed when completed.''
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	:'''Links:''' [[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|2018 PDF]] [[Media:BGD Lecture 2017 - Gastrointestinal System Development.pdf\|2017 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=230497 2016] \| [[Media:BGD Lecture 2016 - Gastrointestinal System Development.pdf\|2016 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=178801 2015] \| [[:Media:BGD Lecture 2015 - Gastrointestinal System Development.pdf\|2015 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=138491 2014] \| [[Media:BGD_Lecture_2014_-_Gastrointestinal_System_Development.pdf\|2014 PDF]] \| [[BGDB_Practical_-_Gastrointestinal_System_Development\|BGDB Practical - GIT]] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=122054 2013 Lecture] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=115411 2012 Lecture] \| [http://emed.med.unsw.edu.au/Map.nsf/0/D5264C4F39F6E9FCCA257339000628E2?OpenDocument&login Link to Learning Activity] \| [[BGDB_Practical_-_Upper_Gastrointestinal_Tract_Histology\|Upper GIT Histology - support page]]		:'''Links:''' [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=376233 2018] \| [[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|2018 PDF]] [[Media:BGD Lecture 2017 - Gastrointestinal System Development.pdf\|2017 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=230497 2016] \| [[Media:BGD Lecture 2016 - Gastrointestinal System Development.pdf\|2016 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=178801 2015] \| [[:Media:BGD Lecture 2015 - Gastrointestinal System Development.pdf\|2015 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=138491 2014] \| [[Media:BGD_Lecture_2014_-_Gastrointestinal_System_Development.pdf\|2014 PDF]] \| [[BGDB_Practical_-_Gastrointestinal_System_Development\|BGDB Practical - GIT]] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=122054 2013 Lecture] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=115411 2012 Lecture] \| [http://emed.med.unsw.edu.au/Map.nsf/0/D5264C4F39F6E9FCCA257339000628E2?OpenDocument&login Link to Learning Activity] \| [[BGDB_Practical_-_Upper_Gastrointestinal_Tract_Histology\|Upper GIT Histology - support page]]
	\|}		\|}
	==Lecture Objectives==		==Lecture Objectives==

Z8600021 at 03:39, 9 April 2019

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	<br>		<br>
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	~~[[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|'''2018 Lecture PDF''']]~~
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	:'''Links:''' [[Media:BGD Lecture 2017 - Gastrointestinal System Development.pdf\|2017 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=230497 2016] \| [[Media:BGD Lecture 2016 - Gastrointestinal System Development.pdf\|2016 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=178801 2015] \| [[:Media:BGD Lecture 2015 - Gastrointestinal System Development.pdf\|2015 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=138491 2014] \| [[Media:BGD_Lecture_2014_-_Gastrointestinal_System_Development.pdf\|2014 PDF]] \| [[BGDB_Practical_-_Gastrointestinal_System_Development\|BGDB Practical - GIT]] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=122054 2013 Lecture] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=115411 2012 Lecture] \| [http://emed.med.unsw.edu.au/Map.nsf/0/D5264C4F39F6E9FCCA257339000628E2?OpenDocument&login Link to Learning Activity] \| [[BGDB_Practical_-_Upper_Gastrointestinal_Tract_Histology\|Upper GIT Histology - support page]]		:'''Links:''' [[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|2018 PDF]] [[Media:BGD Lecture 2017 - Gastrointestinal System Development.pdf\|2017 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=230497 2016] \| [[Media:BGD Lecture 2016 - Gastrointestinal System Development.pdf\|2016 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=178801 2015] \| [[:Media:BGD Lecture 2015 - Gastrointestinal System Development.pdf\|2015 PDF]] \| [https://embryology.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=138491 2014] \| [[Media:BGD_Lecture_2014_-_Gastrointestinal_System_Development.pdf\|2014 PDF]] \| [[BGDB_Practical_-_Gastrointestinal_System_Development\|BGDB Practical - GIT]] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=122054 2013 Lecture] \| [http://php.med.unsw.edu.au/embryology/index.php?title=BGD_Lecture_-_Gastrointestinal_System_Development&oldid=115411 2012 Lecture] \| [http://emed.med.unsw.edu.au/Map.nsf/0/D5264C4F39F6E9FCCA257339000628E2?OpenDocument&login Link to Learning Activity] \| [[BGDB_Practical_-_Upper_Gastrointestinal_Tract_Histology\|Upper GIT Histology - support page]]
	\|}		\|}
	==Lecture Objectives==		==Lecture Objectives==

Z8600021 at 22:53, 3 Mayıs 2018

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	[[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|'''2018 Lecture''']]		<br>
			[[Media:BGD Lecture 2018 - Gastrointestinal System Development.pdf\|'''2018 Lecture PDF''']]
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