Management of TPN

1 Which of the following factors has least effect on TNA stability? Amino acid concentration pH of the formulation Dextrose concentration Calcium salt used 2 Which of the follow factors has the least effect on calcium phosphate formation? Amino acid concentration pH of the formulation Dextrose concentration Calcium salt used 3 The osmolarity of Peripheral PN should be less than 1500 1200 900 600 4 In an acute patient receiving PN, how frequently should electrolytes be monitored? 3 times/day Daily 2 to 3 times/week Weekly 5 Use of a TNA with signs of aggregration or coalescence is Harmful to the patient Safe with gentle agitation Safe with 1.2 micron filer Changed every 24 hours 6 Cyclic PN administration is Potentially hazardous in stable patients Prefered in hospitalized patients Preferred in long term PN patients None of the above