Which is Not required for visualisation of gall bladder in oral cholecystography:
B i.e. Motor mechanism of Gall bladdar Oral Cholecystography (Graham - Cole - Test) OCG was introduced in 1924 by Graham & Cole. - Na/Ca-Iopanoic acid (TelepaqueQ / Biloptin/ Solubiloptine) dye is used as contrast media. - 3 gmQ of dye is given & X Rays are taken at an interval of 12-15 hours. - USG has replaced itQ.
Functioning liver
Motor mechanisms of gall bladder
Patency of cystic duct
Ability to absorb water