ANATOMY

32

Lecturer : Maher Hadidi lecture#: Date :

Borders

• Roof

• Floor

• Anterior Q

Ii' Posterior il

Anterior __ ,.._~ abdominal i

.. vvaU

I

{__Diaphragm ~~-/

I

~~=-r--Posterior abdCJmina! wal!

1

Muscles of the anterior abdominal wall: 4 at ea:::h side of Linea alba.

I[~Pa~of Peripheral muscles:

2. Centra! part, Aponeurosis

~LiNEA ALBA----

Symphysis pubis---------'

. Xiphoid process

r;.;~rhree flat peripheral muscles t:,dCll'n-·! ;'ift th~;,...~! rd\ .¥!;

One stra,_, ct:nt·cal muscle

. Rectus abdominis M,

. ~

' : ~ : ~

P~ripheraf flat Musdes of ant. abd. waH NS: Supplied segmentally

and in sequence . . from the lower 6

intercostals + L 1 nerve.

External oblique

Inguinal ligament

Xiphoid process

External oblique

_ _A[)Oneurosis of transversus abdominis

inea alba Form by decussating fibers

· of aponeurosis of 3 muscles ·· · mark Centrallirre of abdomen

pubis

"~~" ""'"·"'-'¥"~"-••-·--~-.--~ ... ~~··---------·-·-·=,_.,.,,,~-"'-•""'-•"""•.,._.,,.,~.«-:«~,._....-....-...,__. .... __ ~'-"'~••,_.., __ """'"_' ___ ....,. ...... ,....,.,_vo~•.o.- •••• 0 ' ' e•O~, "'""' •'<~'-'"'"'•""'"''*"_,.,..,..-..<~--·~----Y.')",''_,._."<-' .. ...,,_,_,.._.,__,,.,,.,.,_.,.,,_~,,,,,~->1<-:,_ ... ~-~---. ------· -----~·-"~ .... '<'-~""'·'"'''~''>~~"">"«-~A .. '<

j

j 1

l j

j j

;j J

·J

l

', '-"~<!~'-.:':'.>' "'"'"~'""' '-(' '"'-" ',t "'<"-'" ',._, •• ,,-·_·, ; ~- ,.,, "'· "'"" .,.. ... _, • • .,. .. ~ .. ..., """'"''=' ·' '''-'"···.~-~ ,.. . ,. ¥ ~- _,.,,. ~~·'"""'·"''~·'" . ·~·-· .. ,.., ...... ·····- "··""··-····"' --- ...... ~-····~·-·- ........ ---·'"-'"'"""•' -- -·-· ............ , .... ---- ........... ..

Insertion: Xiphoid process + ---5th, 6th, 6th costal cartilages.

I I

j Tendinous intersections ----C

:j

:l 'I 'I

,)

Tr;.msversus abdominis

Origin: Symphysis pu:1is

Nerve supply: .. Lower 6 thoracic Nsr ·

------- ---~-.. ----- .... -....... "-- .. -:-.. f0,• "'"~/-'>.<',<-·~ ;~~-rr.n~.;~«t-·.~-~

. Internal thoracic A

Musculophrenic ,t,.

infe:nc.r ep;gastric .r.....

... ,._ ........... , ..... .. ...r.;.,&,•;.;, .. -.,,.,, Y'>'\;¥.,..,.,"•o>•'-"•.,.-)"

Arterial supply by:

J Internal thoracic A. ·

Superior epigastric (Midline)

Flanks <Lateral) by: 1 . Lo·Ner 2 intercost~i As.~~

2. Four Lumbar As._,__~-~-'

Inferior epigastri~ "·---, (f\~idHne)

~ ' . '

Xiphoid process Unea alba

rve supply: Skin. Muscles & peritoneum by: Lower 6 thoracic Ns + L1 nerve.

~-'~":::.;-;·:;:·;;;;;:.;;:;._-;;,-;-,;:,:;x:;:;;~'=?-:;:;:;;;;;.;;:;::;;;;;;,·:,.;:; .. ,:-.w-;::~;;;~.~:-·;:.-;.&.~~;;;-;;,...~---;;;;;, ===•· •z ~..;~,"'~;;;;:~,;;;;ru;;·:.;,;_;,..:;.:;~--': ..... -;..;.._1~ .. --' • ..:.,,.~-'-"· -~-~·""

)

•.(';:·:

·. ·.

lnferio~·.recess ;~ · Df ie?Se( sac

G~'eatEH' otnentu ' . ·~·. :·. .

· .. Me~d~an umbalicai lig . '·. ·. . ... ·.-; . · ... '.

Diaphragm Aorta

Superior recess of fesser sac

Celiac A.

Pancreas

-~----Lesser sac

7

•

•

,Peritoneum Complete s~c of thin

abdominal}cav

2 layers: • Parietal • Viscera(

. •_1o.trc9J)~_r:Jt.one_gL • Retroperitoneal

Peritoneal cavity: potential $pace -between parietal and visceral layers. divi,qe ·-

. . .

intoWt~~~~

serous membrane that lines & most of its contents.

Spring 2013 Dr Maher T. Hadidi, University of Jorda,,

n <.)

IVC

Gu Sup. mesenteric A.

Abdominal Aorta __ Gives 3 single branches at diferrent levels 1-3.

Lt. common iliac A.

Spring 2013 Dr. Maher T. Hadidi, University o(Jordan

--Celiac artery\~ T:2

Begin at: Aortic opening

at T12

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