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The document explain about embryology, Lecture notes of Nursing

The development of the excretory system in humans, focusing on the development of the midgut loop and the kidneys. It explains the rotation of the midgut loop and the formation of the duodenum. It also describes the development of the kidneys from the nephrogenic cord to the metanephros and the formation of the renal glomerulus. The document ends with the development of the urinary bladder and the absorption of the mesonephric duct.

Typology: Lecture notes

2022/2023

Available from 05/07/2023

deepa-elizabeth
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bg1
Deuelop
meut
o
Duoclenum
DuDclenuum
oluwelops
Luom
2 sowLues
ie,
oluod
0ug
b)ista
ha
e)
2nd
paset
a)
Proximal
halt
1e,
Ist
& 2nd bolo l opunng
oGBD
algng
Pasd
o
duuoclenum
upto
tlue
wit
3rd
f
A4
pasut
dauuap
Opuuuy
tommon
bill
duut
Lom
DGUT
deutlops
Kom
FtxEGUT
1SE
-
fo
bd
CBD
2nd
iun
At
3d
lundenal
bop
Dueloptug
duodenuum
Jeume
a
Loop
that
s
attatied-D
poikeiLo1
abdominal
wau
by
maundy
Mespduo
denum
Aper
is
ct
he
uueton
e
eiagut
Midgut
CLDekuu
suotaliOu
of
Stomaeu
to
let
makes
duoclenum
Loep
t6
Moe
w
uqur
&ide
MesuteN
db
abOAb
dLd.
by
2yexs
duDdlanuM
becomLs
AUAb
peubnea
extept
a
Smau
PAorimal
paf
Qf
duoalenum
niaal
Tus
pout
appeas
as
aA
shadow
the
cluodunal
lap
u
Baium
Mekal
X-Ray
abdomen
Prouaion
o
ndoluumal
teils
oblitetate
the
uMen
e
dLUDdonum
by
&th
week
Lumen
qet
Recon
alise
d
by
3rd
montn
op
IUL
Paxt
o4
duodenum
deueloped
Hom
jeutgt
Suppued
by-
beliac
A
M\dgut
Superlor
Mantuie A
pf3
pf4
pf5
pf8
pf9

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Deuelop meut o Duoclenum

DuDclenuum oluwelops Luom 2 sowLues ie, oluod 0ug

b)ista ha^ e)^ 2nd^ paset

a) Proximal^ halt 1e, Ist^ &^ 2nd

bolo l^ opunng^ oGBD^ algng

Pasd o duuoclenum^ upto^

tlue wit 3rd f A4 pasut dauuap

Opuuuy tommon^ bill^

duut Lom DGUT

deutlops Kom FtxEGUT 1SE (^) - fo bd

CBD 2nd (^) iun

At 3d (^) lundenal bop

Dueloptug

duodenuum Jeume a Loop that s

attatied-D poikeiLo1 abdominal

wau by maundy Mespduo denum

Aper is ct he uueton e eiagut Midgut

CLDekuu suotaliOu of Stomaeu to let makes^ duoclenum^ Loep^ t

Moe w uqur &ide

MesuteN db^ abOAb^ dLd.^ by^ 2yexs^ duDdlanuM^

becomLs

AUAb (^) peubnea extept a^ Smau^ PAorimal paf Qf^

duoalenum niaal

Tus pout appeas as aA shadow the cluodunal lap u

Baium Mekal X-Ray abdomen

Prouaion o ndoluumal^ teils^ oblitetate^ the^

uMen (^) e dLUDdonum

by &th week

Lumen qet Recon alise d^ by 3rd^ montn^ op^ IUL

Paxt o4 duodenum deueloped Hom jeutgt Suppued by- beliac A

M\dgut Superlor Mantuie A

wica Duoolunal stenosls

Du to intomplete Recan aus ation^ of lumen

buDdenal abua

failute (^) of RecanalsotlLon^

lomplot Oceuuion^ a Lumtn

X

Rotation of Gut LMidqut loup

Duing tue^ 61h^ week^ ef^

LUF , the^ loop of midqut^

heunicutes (^) thaougtu

umbilftal openin9^ to^ ente^ uutd^

the (^) extrLembeyoinic Coelo m.^.

Physiologf cal uibitical

Heunfa

OcL due^ to^ saptd^ quwth^ o^ midqud^

L0op 4

enlaugement o liver^ at^ sáme^

time that^ maKas^ ab^ do^ rmuual

CavHy +emporari^ ly^ too (^) smo u to^ auDmodti^ op

1olgut

Roiation O4 9ut ouus to help teluun hetrintd instetinal

ldop bauk to abdo minal Causiy'. Lat the End of Brd Morth

Pre ariei^ al^ tProximal) by Aupeuior Muui

asctu

Midqut is divi ded into Postcsteiial

Sup MesentricA

Prearterial

CCranial) Sco

Vttiline- dud Cuecal ostartekial Seg Bud (^) (Coudal part)

Beyore (^) Aotation :Prearlerial^ Seq. t (^) Sup (^) Mekentric A +Postasuteual all 9 tie in (^) &ame (^) Nertlbal plane Mjdqut (^) l0op (^) underg (^) 6cs (^90) xotatlon antictockuie, 3times

1 in umbiliuu

2 In abolo minal

Calsity &o')

Total (^) RoHation o! 210°

Deelopmut af Anal Caual

Hindqut t Proctodeum

Deuelops Lom^

wwD

L0uwOS

Uppeu pasd^ e^ Anal^

Canal,develops^ kom^

lstúmitwe Reclum

enctodermal u 0igin

LoUL pasd Anal^ canal^

Ectodumal w^ Gugu

duurleps om^ Anaf^ pit^

/ Proctodeum.

depression on

Surface Ettdderm

Initially ihe^ wwd^ panuU^

090 palated Dm ea o hu

Anal Membeane

mal Membrone^ suptwies^ at^

around (^) Qih kleek e^ 2pvdts

2p vcts

Communide^ uul 'eaoh othes

Site o4^ uttachmuut^ o^ anal^ Memb^ in^

adults Pectinati^ une

Hindaut

Anal column Anal valve Anal Peatinate^ ne Memb

Prociodeun (^) Disapp

Memb

Cinical

O ImpeeLalu Anus CLiua Cond u wuich ouI paiu a qut Jaiu to ommLuni catu wutu

exteig

Type

Failwe eupttue ot anal Menmb Failune a cyelopmart o

hnal pit uppa 4 uu poit otAnal Conal Remaiu sspataud hy gep

Stenosis o anal Canal

Development ei htdnes

eguus u tuel4tu weuk oULI {om wtra eLubayoi mlodlem

Nephrognit cored^ duived^ puom inieumidiah^ moAaduun^ feUn

Aongtudinal

udgu ou post ab well 9 eau Liol a o0Aal ogd

Nephrogenic cord Jorms 3 Sucuessive kidneys

Psoneph ros MOJ0nephras

Metonephros

Pesmanent kidny

reumannt Kidnu in humans daselops u Aaual gLon

Eaun (^) Kidnuy dwelops hom 2 otittnet^

AaALLA

atexic bud

MetanephLOs

orm Coueuing dystum

korms &encay tem D

Developmut ¬ollestuugptum

eteic bud^ Jaom audal seagion Milonephiic

e die

Grows-tousOLdS MetanepiDg.

Distal tud qbud qe capped by metonephic bl@sema

Grousug End.^ betomes^ dilatd^

uke Hunnd to^ heum

Raual pelut.

Dichotomus divlsion tor 12-14 anesationg to m

CoALuug ayaturn ot Xidhy

CMidjor Colyus, miu cal ycas , Collhng dut e

Couiti (^) n, (^) tubula )

Cocting tuhuls 1-3 milüon

inical

Conguntal Patycystic^ Kicluuy^ ya^ Lillad^

uilt iu

HRtooe (^) shaped Kidhy: (^) dwing acont^ qu^ HaPped^

uhdin ath

teuyaioiMLutuc attoy

X

Development ot^ uinasuy^

badder

DLLLung Ath^ - 7h^

uleek (^) Q4 development lDaca^

olividad ito

pat by^ meJodivumal^ úsonectal (^) &apHLm

Weutial urogen+tal sinus Dorsal^

Pri mtiye^ Rettnm

pening of Mesonephric duuet

Deinitive

wDgenieal inus

Vesicowethxal Canal

[Abeue opening

Cranial Petvie

Caudal Phalic

Allartos (^) opens at^ ts^ Craníal^ ênd

lppest laegt^ end^ expands^ &^

dilabs to form uinay bladdu

user naiinw^ ends^ jems p9imutuwe wethra

D

Alontau at apex gtA ablutead +o jorm urauhu (Median Umbilíeal

ulch tonneu Apex bladder to Umbiliqu (^) gument)

Abso rption ot Meonephric duet

tia (^) Mesonepnule dud^ &elenk bud haLR a Common^ openirg u veicdunethalal^ canal^

.

(^40) abioaption (^) Mddnphic duct (^) n deua (^) weul

vestco (^) yaethial Canal,^ operungs (^) g dapautd

weteic buds moue Latnaly& anialy

Formatlon o a A aauea blu Openings o4 elC bud

MesDnephic duets Trigone^ unay^ bloddi

MWulau seReus Cote UB >Spl anchnopleuuaic itra embryom

Muodeum

&pithe Li um^ enclDoltam^ al^

Vesícdulethral Canal

ex (^) cept trlgone Mesodermal^ Mesonephric^

duct

ainical

OEctopí c Vesícae

Ertrophy of^ winay^ Bladde

Cocaeo Abrormalis

Deicdent midline^ infraumbilical^

past e

antesioi abd walu

Deicout ant^ wa1|^0

UB

tntexi ot bladder expesed

tlne (^) di bbles nom expoed^ bladodes

embryd ogical bauls

aluu a^ Complut^ Joumatdon a^

ladtunal (^) elol a Embuy

lazk (^) of miqnaton e^

Meiodem Jattial olds e Emby