Medico Guides 4th Block Embryology Guidelines

Prepared by:

                               Mahnoor (G14)

Compiled by:

                          Rukhsar Uns (G14)

Reference Books:

• Langman Medical Emryology 14^th Edition

Note: Must make flowchart of all the development. Pay special attention to clinical co-relations and developmental defects.

UHS 4^th Block

  (Module No 06)

Chapter 17:  

• Development of tongue (read it and write it in concise manner, especially which structures contribute to its development)
• Fig imp for ospe
• You should know about terminology of tongue clinicals.
• Development of palate (intermaxillary seg + secondary palate)

Clinicals (vv imp)

• Cleft lips and palate (all with defects in which structures)

Chapter 15: (Digestive system)

• Give read to the start of chapter for understanding start of development of Gut tube and know the extent of each part of gut tube.
• Skip all molecular regulations.

Foregut:

• Esophagus development (not much important) Tracheoesophageal septum, Tracheoesophageal fistula (imp & for better understanding do it from chapter 10)
• Development and Rotation of stomach along with nerve supply (vv imp specially rotation)

Clinical:

• Hypertrophic pyloric stenosis (projectile vomit is its clinical feature)

• Development of duodenum not much important but make flow chart.
• Duodenal Atresia & Double bubble sign is important.
• Liver development (not much important but which structures develop from which bud is important) but its ventral mesentery and its developing structures are important. Also read it’s clinicals.
• Development of Pancreas (v imp)

Clinical:

• Annular Pancreas (vv imp)
• Read rest clinicals

 Midgut:

• Herniation, Rotation & Retraction of midgut is imp for diff clinicals, MCQs and its relation with SMA
• Most imp clinical of midgut is Meckel’s Diverticulum, gastroschisis, omphalocele, volvus must do them (vvv imp)
• Give read to all other clinicals

Hindgut:

• Anal Canal development (v imp in gross too) ( both parts of anal canal)

Clinicals:

• Congenital megacolon (imp)
• Read others

UHS 4^th Block

(Module No 07)

Chapter 16: (Urogenital system)

• Read start of chapter to know start of development
• Pronephros, Mesonephros
• Metanephros (imp)
• Ureteric bud and Metanephric blastema and their further development into structures (v imp)
• Positional changes (according to location, closeness, hilum and change in blood supply)

      Clinicals:

• Horseshoe kidney
• Bifid ureter & ectopic ureter (imp)
• Pelvic kidney
• Read rest .
• Urinary bladder development relative to its three parts & urachal defects especially extrophy of bladder
• Urethra development difference in males and females