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all what u need 4 PARA PRACTICAL exam 2012

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#1
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ان شاء الله هنحاول نجمع اهم حاجات لأمتحان عملى البارا
و دا نظام الامتحان


Objective Structured Practical Exam

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Total Marks 30
Divided as follows :

10 specimens:  Slides, jar &/or box (20 marks)
Identification only (2 marks each)
Time allowed to identify each specimen is one minute

5 specimens:  Slides, jar &/or box  (10 marks)
- Identification (1 mark each)
- Mention 2 main characteristic features (1 mark each)
Time allowed to identify each specimen is one minute
Time allowed to write 2 characteristics is another minute


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و نبدأ بقى بأول حاجه معانا و هى
الجارات

n.b :
اى جمله مسبوقه ب
astrix *
تبقى هى ال
characteristic of the jar or slide

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و هنلاقى فيها
tissue or parasite

if we find yellow or brown tissue >>> liver


liver jars are : - fasciola
so comment " jar containing a piece of liver showing fasciola worms protruding from bile ducts"

* Adult Fasciola in bile ducts

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or


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- hydatid cyst
comment "  jar containing liver with hydatid cysts "
* cysts of different sizes in liver tissue
* fibrous tissue lining the cavities

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or
* solitary cyst in liver tissue


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if tissue is grey >>>> LUNG

jar containing lung is : hydatid cyst
so comment  " hydatid cysts in lung "
* multiple cysts
* lung tissue is consolidated

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or

* solitary cyst
* lung tissue is consolidated
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if tissue was muscle >>> heart

jar contains heart is : - cysticercous bovis
so comment " cysticercous bovis in heart muscle "

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or
* piece of heart muscle
* cysticercous bovis appear as oval body ( 1*0.5 cm in size )

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or
* slice of heart muscle
* cysticercous bovis appear as oval body ( 1*0.5 cm in size )

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if tissue was skin

so comment " elephantiasis of the skin "
* thick , wrinkled , fissured skin

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if tissue was large intestine >>>> caecum  " irregular folds "

so comment is " adult trichuris trichiura attached to mucosa of caecum "
* worms are whip like
* thin portion of worms embedded in mucosa while thick portion hanging in the lumen



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thanks to dr. flying eagle
لأن الصور دى من توبيك كان عمله قبل كدا
:)


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#2
Silence Sound

Silence Sound

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jars containing parasites
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ascaris :
2 jars either
" adult ascaris lumbricoides in jar "
و هيكون عددهم كبير

* long worms
* creamy white in colour


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او جار فيه واحده بس عشان كدا لازم نقول النوع
و ساعتها الكومنت هيكون
" adult male or female ascaris lumbricoides "
طبعا على حسب نوع الدوده اللى عندنا



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ancylostoma duodenale
و دا مميز اوى عشان هيبقى جارين صغيرين محطوطين فى حامل خشب
و دا الكومنت
" Ancylostoma worms in bottles "
or
" male & female Ancylostoma duodenale "



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Fasciola
جار جواه سلايد عليه الدوده
لو طويله يوبقى
" jar containing fasciola gigantica worms "

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و لو قصيره يوبقى
" jar containing fasciola hepatica worms "

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Taenia
جار جواه دوده طويييييييييييييييييييله و مفلطحه و ملفوفه لفات كتير كدا
& segmented
يوبقى
" jar containing Taenia worms "


* long , flattened & segmented worm

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Hydatid cyst
كوره لوحدها فى الجار
ممكن تكون كبيره ، صغيره ، غامقه او فاتحه
كل دا هنكومنت عليه
" jar containing solitary hydatid cyst "


* spherical cyst surrounded by fibrous layer

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#3
Silence Sound

Silence Sound

    رب هب لى من لدنك عملا صالحا يقربنى اليك ...

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SNAILS BOXES
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we have 4 boxes containing 4 snails

1: Pirenella conica snail
" the 1st intermadiate host of H. heterophys "
و دا اسهل قوقعه عندنا ليه ??
عشان فيه الخصائص دى
* long spire
* coarse tubercles
* right sided opening


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2: Biomphalaria alexandrina snail
و دا قوقع سهل برضو
as it : * is  button like
   * has left sided opening


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3: Bulinus truncatus snail :
* left sided opening
* blunt apex " top is smooth not pointed "


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4 : Lymnaea cailliaudi snail :
* large right sided opening
* pointed apex


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#4
Silence Sound

Silence Sound

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Flies boxes
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also 4 flies in 4 boxes


1: adult  Lucilia
* has bright green metallic colour
* body formed of head , thorax & abdomen

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2: Adult Musca domestica
* grayish in colour
* its abdomen has median dark band

* body formed of head , thorax & abdomen


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3: adult Sarcophaga
* thorax has 3 longitudinal stripes
* abdomen is chessboard like

* body formed of head , thorax & abdomen

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4: adult Wohlfahrtia
* abdomen show dark spots
* body formed of head , thorax & abdomen


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بكدا نكون خلصنا كل الجارات و البوكسز اللى ممكن تجيلنا فى الامتحان

تابعونا فى البوست الجاى و هنبدأ مع بعض السلايدز
**********
و بنشكر
dr.flying eagle
لأن اغلب الصور دى من توبيك كان عمله قبل كدا
:)


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#5
Silence Sound

Silence Sound

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protozoa slides

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Entamoeba histolytica cyst
* spherical in shape
* has hyaline " refractile "  non-staining cyst wall
* contain 4 nuclei
" can be seen at different planes of microscopic fine adjustment "
يعنى المفروض اننا نحرك الفاين لفوق و تحت عشان نشوف كل ال
nuclei


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Balantidium coli cust
* rounded cyst
* has thick cyst wall
* organism inside cyst wall , has large kidney shaped macronucleus & micronucleus


هنشوف سيست وال تخين جواه اورجانيزم فاصل بينهم حته فاضيه

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#6
Silence Sound

Silence Sound

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Giardia lamblia trophozoite


* pear shaped trophozoite

* has 2 sucking disks anteriorly

* has 2 axostyles traversing the body longitudinally

* has 2 oval nuclei with central karyosomes

* has 4 pairs of flagella


السلايد دى وش البومه

ممكن تيجى كل حاجه فيها واضحه زى هنا


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او اننا نشوف جواها عينين البومه بس


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او نشوف شكل كمترى فيها خط فى النص اللى هو

axostyle

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Giardia lamblia cyst

* oval cyst with well defined cyst wall

* has 4 nuclei & axostyle


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Leishmania amastigotes

* small & oval bodies
* contain nucleus & rod-shaped kinetoplast


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#7
Silence Sound

Silence Sound

    رب هب لى من لدنك عملا صالحا يقربنى اليك ...

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نيجى بقى لسلايدز

protozoa

هنلاقى معاها

RBCs

و فى الحاله دى اما هندور بين ال

RBCs

او ندور جواها نفسها

تمام

*

*

*

السلايدز اللى هندور على الاورجانيزم فيها بين ال
RBCs

هى


1: polymorphic trypanosomes in blood

*  spindle shaped organisms

* has a central nucleus

* has flagellum & small kinetoplast


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2 : trypanosoma cruzi in blood

* C or U shaped organism

* has free flagellum ,

deeply stained central nucleus &

large kinetoplast " big dot "


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اما بقى السلايدزاللى هندور فيها على الاورجانيزم جوا ال

RBCs

هى


1 : plasmodium falciparum ring stage

* the organism fill 1/6 of RBC size

* organism has 1 or 2 chromatin dots


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2: plasmodium falciparum gametocyte stage

* crecent or banana shaped or sausage shaped

* have central nucleus

* surrounded by remnant of infected blood cell


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و دى صوره بتوضح ال
remnant of infected RBC

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#8
Silence Sound

Silence Sound

    رب هب لى من لدنك عملا صالحا يقربنى اليك ...

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اخر حاجه بقى فى ال
PROTOZOA


1: toxoplasma gondii trophozoite
شكله هلال او قص الاظافر

* crescentic in shape
* central nucleus
* one end is pointed & the other is rounded

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2 : cryptosporidium parvum oocyst " MZN stain "
* spherical
* stained with MZN syain

سلايد هديه عشان طبعا ال
stain


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****************
كدا الحمد لله خلصنا ال
protozoa


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#9
Silence Sound

Silence Sound

    رب هب لى من لدنك عملا صالحا يقربنى اليك ...

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Trematoda Slides

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adult fasciola gigantica " D.M microscope "
* large leaf like flattened worm
* it has parallel margines


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adult fasciola hepatica worm " D.M microscope "

* small leaf like flattened worm
* it has converging margines with prominent shoulders



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Eggs pf fasciola

* large ,oval ,operculated ,thin shelled & yellowish brown eggs



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cercaria of fasciola
* leptocercous cercaria ' has simple tail '
* its body has 2 suckers



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adult H.heterophyes

* pear shaped worm
* its uterus filled with small eggs


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H.heterophyes eggs

* small ,oval ,operculated ,thick selled ,yellowish brown egg


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section of small intestine infected with H.heterophyes
* worms are embedded between intestinal villi


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female schistosoma haematobium
* long and slender
* ovary is posreriorly situated
* vitelline glands extend behind ovary till posterior end


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Eggs of S.haematobium

* large , oval , translucent eggs
* have terminal spine



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ant. end of male S. mansoni showing testes in cluster
* has 6-9 oval testes in cluster

* has oral & ventral suckers


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female schistosoma mansoni
* long & slender
* ovary located anteriorly
* vitelline glands occupy post. 2/3 of the worm



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Eggs of schistosoma Mansoni
* large ,oval ,translucent eggs
* have lateral spine



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cercaria of schistosoma
* furcocercous cercaria
* formed of body & tail
* has 2 suckers & penetration glands


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#10
Silence Sound

Silence Sound

    رب هب لى من لدنك عملا صالحا يقربنى اليك ...

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cystoda


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mature segment of Diphyllobothrium latum
* broader than long
* has rosset shaped uterus


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Diphyllobothrium latum egg
* oval , operculated , thick shelled
* yellowish brown
* content : immature ovum


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taenia solium scolex

* globular , has 4 cup-shaped suckers

* rostellum has 2 circles of hooks


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taenia saginata scolex

* globular with 4 cup-shaped suckers

* no rostellum or hooks


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mature segment of taenia species

* body is squarish

* bilobed ovary

* numerous testes

* straight uterus


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taenia saginata gravid segment

* body is longer than broad

* uterus with lateral branches on each side 15-30


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Eggs of taenia

* spherical with radially striated shell

* yellowish brown


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cysticercous cellulosae

* oval cyst with invaginated scolex

* scolex has 4 suckers & circle of hooks


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adult Echinococcus granulosus worm

* small segmented worm

* formed of scolex & 3 segments " immature, mature, & gravid segment "

* scolex is globular, has 4 suckers & hooks


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Hydatid sand

* contain :

- scolices with 4 suckers & hooks

- daughter cysts & brood capsules


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hydatid cyst in lung

* lung tissue

* contain scolices, daughter cysts & broad capsule " hydatid sand "


سلايد سهله جدا لأنها السلايد الوحيده اللى عليها

tissue on dissecting microscope

و هتلاقوا من برا مخططه يعنى حته نسيج و بعدها حته فاضيه و هكذا

و اى سلايد تانيه عليها

tissue

هتكون على ال

compound microscope

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Hymenolepis nana
كلها عالسلايد
* small segmanted worm
* small scolex has 4 suckers & rostellum with one circle of hooks
* body " strobeila " consist of large number of segments


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