<prompt> Mannitol infusion causes increase in -Blood viscosityOsmolarityIntra-ocular tensionIntercranial tension  <response>: Ans. is b i.e., Omolarity o Mannitol is an osmotic agent - It raises osmolarity of plasma.o It causes decrease in :-Blood viscosityIntraocular pressureIntracranial tensiono These effects are due to movement of water osmotically from various interstitial spaceintracellular space into intervascular space. 