mm 



Fig. 23. Transverse section of the whole kidnev nf 3 ri„ u r r 

 Note that the kidney substance is crescent ZZj Tl u ^ f ° etUS l8 '5 cm " in len g*- 



is in communication with tZ^S!' ** *? Cent ^°-~tive tissue core of the organ {d) 

 Embryonic areas heavily dotted W Y * ° f ^ m£Sal S ' k <«>■ The section «hows six lobes. 



a- Interlobar septa. ,, . 



b. Interlobular septa. J ^ Unnary duct - 



c Mesalslit. /.Serosa. 



* Central connective tissue core * Embi y° nic areas " 



