
1  First order elimination is 



Constant rate per time 



Contant amount per time 



Variable rate per time 



None of the above 





2  Halflife is an expression describing 



Apparent volume of distribution. 



How quickly a drug is eliminated. 



Kel x 0.693 



Kel / 0.693 





3  If the CL of a drug is increased without any affect on Vd, the t 1/2 will: 



Increase 



Decrease 



No effect 



Invalid assumption 





4  If the SDC of a drug falls from 4 to 2 mcg/ml in 3.5 hours, the halflife is: 



7 hours 



3.5 hours 



1.75 hours 



None of the above 





5  Clearance is defined as: 



Amount of drug cleared per unit time. 



Volume of blood cleared of drug per unit time. 



Kel/Vd 



All of the above 




