CNSC Exam 2025 COMPREHENSIVE
EXAM QUESTIONS WITH CORRECT
ANSWERS BRAND NEW EXAM
ALREADY GRADED A+!!
/. First Line Therapy for Hyperkalemia - Answer-✅calcium gluconate
/.Total Body Water Composition - Answer-✅2/3 Intracellular, 1/3 Extracellular (1/4
intravascular, 3/4 Interstitial)
/.% Body weight water (male/female) - Answer-✅60% Male/50% Female
/.Respiratory Quotient Definition - Answer-✅Ratio of CO2 production to O2
consumption
/.Hang time for blenderized/reconstituted formula - Answer-✅4 hours
/.How often should micro-nutrient assessment be completed in the long-term PN
patient? - Answer-✅every 6 months
/.Closed system hang time - Answer-✅24-48 hrs
/.Open System hang time (home vs hospital) - Answer-✅Home - 12 hours Hospital - 8
hours
/.Max Daily Dose of ILE - Answer-✅2.5 g/kg/d
/.Minimum ILE to prevent EFAD in infants - Answer-✅0.5-1 g/kg/day
/.pH of dextrose solutions - Answer-✅acidic 3.5-6.5
/.What factors increase calcium-phosphorus precipitation? - Answer-✅Warmer
temperature
Lower amino acid amounts
Use of calcium chloride
/.Filter size for 2-in-1 forumlations - Answer-✅0.22 micro meter
, /.What is the smallest pore size you can use for TNA? - Answer-✅1.22 micro meter
/.What is the size of fat particles? - Answer-✅0.1-1 micro meter
/.What is Glycerol? - Answer-✅A sugar alcohol that provides 4.3 kcal/kg; a component
of one SCAPN for peripheral use
/.Amino acid to nitrogen conversion - Answer-✅6.25 g amino acid = 1 g nitrogen
/.Which two commercially available AA solutions contain phosphate? - Answer-
✅FreeAmine III; Heptamine (10 mmoll/L)
/.Max infusion rate for ILE infusion - Answer-✅0.11 k/kg/h
/.Preferred forms of calcium and magnesium - Answer-✅calcium gluconate and
magnesium sulfate
/.ASPEN recommended changes to trace elements in TPN - Answer-✅Decreased
Copper (0.3->0.5 mg/d)
Decrease manganese to 55 mcg/d
Increase selenium (60-100 mcg/d)
Eliminate chromium or max 1 mcg/d
Keep Copper contamination < 0.1 mg/d Cu and 40 mcg/d Mn
/.Carnitine - Answer-✅a nonessential, nonprotein amino acid made in the body from
lysine that helps transport fatty acids across the mitochondrial membrane
/.Iron recommendation for pre-term infants - Answer-✅2-4 mg/kg/d
/.Max Osmolality for Infant Formula - Answer-✅460 mOsm/kg
/.Max GIR for term infant - Answer-✅14-18 mg/kg/min
/.Cysteine dose for neonatal TPN - Answer-✅30-40 mg/g of AA
/.Selenium recommendation for term infant PN - Answer-✅2 mg/kg/d
/.Beneficence - Answer-✅The fundamental obligation of a healthcare professional to
seek the good of the patient above all other priorities
/.Autonomy - Answer-✅The individual's right to self-determination in healthcare decision
making; the predominant value in American bioethics and law
EXAM QUESTIONS WITH CORRECT
ANSWERS BRAND NEW EXAM
ALREADY GRADED A+!!
/. First Line Therapy for Hyperkalemia - Answer-✅calcium gluconate
/.Total Body Water Composition - Answer-✅2/3 Intracellular, 1/3 Extracellular (1/4
intravascular, 3/4 Interstitial)
/.% Body weight water (male/female) - Answer-✅60% Male/50% Female
/.Respiratory Quotient Definition - Answer-✅Ratio of CO2 production to O2
consumption
/.Hang time for blenderized/reconstituted formula - Answer-✅4 hours
/.How often should micro-nutrient assessment be completed in the long-term PN
patient? - Answer-✅every 6 months
/.Closed system hang time - Answer-✅24-48 hrs
/.Open System hang time (home vs hospital) - Answer-✅Home - 12 hours Hospital - 8
hours
/.Max Daily Dose of ILE - Answer-✅2.5 g/kg/d
/.Minimum ILE to prevent EFAD in infants - Answer-✅0.5-1 g/kg/day
/.pH of dextrose solutions - Answer-✅acidic 3.5-6.5
/.What factors increase calcium-phosphorus precipitation? - Answer-✅Warmer
temperature
Lower amino acid amounts
Use of calcium chloride
/.Filter size for 2-in-1 forumlations - Answer-✅0.22 micro meter
, /.What is the smallest pore size you can use for TNA? - Answer-✅1.22 micro meter
/.What is the size of fat particles? - Answer-✅0.1-1 micro meter
/.What is Glycerol? - Answer-✅A sugar alcohol that provides 4.3 kcal/kg; a component
of one SCAPN for peripheral use
/.Amino acid to nitrogen conversion - Answer-✅6.25 g amino acid = 1 g nitrogen
/.Which two commercially available AA solutions contain phosphate? - Answer-
✅FreeAmine III; Heptamine (10 mmoll/L)
/.Max infusion rate for ILE infusion - Answer-✅0.11 k/kg/h
/.Preferred forms of calcium and magnesium - Answer-✅calcium gluconate and
magnesium sulfate
/.ASPEN recommended changes to trace elements in TPN - Answer-✅Decreased
Copper (0.3->0.5 mg/d)
Decrease manganese to 55 mcg/d
Increase selenium (60-100 mcg/d)
Eliminate chromium or max 1 mcg/d
Keep Copper contamination < 0.1 mg/d Cu and 40 mcg/d Mn
/.Carnitine - Answer-✅a nonessential, nonprotein amino acid made in the body from
lysine that helps transport fatty acids across the mitochondrial membrane
/.Iron recommendation for pre-term infants - Answer-✅2-4 mg/kg/d
/.Max Osmolality for Infant Formula - Answer-✅460 mOsm/kg
/.Max GIR for term infant - Answer-✅14-18 mg/kg/min
/.Cysteine dose for neonatal TPN - Answer-✅30-40 mg/g of AA
/.Selenium recommendation for term infant PN - Answer-✅2 mg/kg/d
/.Beneficence - Answer-✅The fundamental obligation of a healthcare professional to
seek the good of the patient above all other priorities
/.Autonomy - Answer-✅The individual's right to self-determination in healthcare decision
making; the predominant value in American bioethics and law
