CNSC EXAM 2 TEST ACTUAL PAPER QUESTIONS CORRECT ANSWERS GRADED A PLUS
CNSC EXAM 2 TEST Script 2026/2027 Questions
and Answers Verified Solutions Latest Update
Question:
Symptoms of Essential Fatty Acid Deficiency
Answer:
Scaly dermatitis Alopecia Thrombocytopenia Anemia Impaired wound healing
Question:
What IV fluid most closely resembles jejunal and ileal electrolyte content?
Answer:
Lactated Ringer's (LR)
Question:
Supplementation of Vitamin A should be given for a maximum of
Answer:
14 days
Question:
DKA puts a patient at high risk for low.
Answer:
phosphate (hypophosphatemia)
Question:
The risk of metastatic calcification in soft tissues begins to increase when the product of calcium x
phosphorus exceeds.
,Answer:
55
Question:
What is the most common cause of zinc deficiency?
Answer:
Diarrhea
Question:
Liver disease can lead to toxicity of what mineral?
Answer:
Copper (80% of copper is excreted in the bile, liver patients should be monitored)
Question:
What trace element may improve hepatic encephalopathy?
Answer:
Zinc
Question:
What is the benefit of aluminum in the PN?
Answer:
None, no biologic function Often a contaminant in PN or in medic such as antacids or sucralfate
Question:
What can cause an invalid indirect calorimetry measurement?
Answer:
,Air leaks (leaking chest tube, bronchopleural fistula) High mechanical vent settings (FiO2 >60% or
PEEP > 12 cm H20) Hemodialysis (loss of CO2)
Question:
Respiratory Quotient values
Answer:
0.71 primarily fat oxidation 0.82 primarily protein oxidation 0.85 mixed substrate utilization 1.0
carbohydrate oxidation
Question:
Cheilosis is associated with.
Answer:
Cheilosis: cracking of corners of mouth Deficiency of: Riboflavin Niacin Iron Pyridoxine
Question:
Ascites treatment includes
Answer:
Fluid and sodium restriction
Question:
What is the normal length of small intestine in adults?
Answer:
300 to 600 cm
Question:
Where is fat absorbed in the GI tract?
Answer:
, Duodenum and proximal jejunum
Question:
Gastrectomy patients are at risk for deficiency of.
Answer:
B12
Question:
Which part of the GI tract has the least impact on nutrient absorption and intestinal adaptation
following significant intestinal resection?
Answer:
Jejunum (ileum can adapt well, if you lose ileum D&J can't adapt; colon loss leads to fluid loss)
Question:
Valproic acid (epileptic drug) can cause what deficiency?
Answer:
Carnitine
Question:
Methotrexate (chemo drug) interferes with the normal intracellular metabolism of what nutrient?
Answer:
Folate
Question:
Which trace element accumulation is associated with Wilson's disease?
Answer:
Copper
CNSC EXAM 2 TEST Script 2026/2027 Questions
and Answers Verified Solutions Latest Update
Question:
Symptoms of Essential Fatty Acid Deficiency
Answer:
Scaly dermatitis Alopecia Thrombocytopenia Anemia Impaired wound healing
Question:
What IV fluid most closely resembles jejunal and ileal electrolyte content?
Answer:
Lactated Ringer's (LR)
Question:
Supplementation of Vitamin A should be given for a maximum of
Answer:
14 days
Question:
DKA puts a patient at high risk for low.
Answer:
phosphate (hypophosphatemia)
Question:
The risk of metastatic calcification in soft tissues begins to increase when the product of calcium x
phosphorus exceeds.
,Answer:
55
Question:
What is the most common cause of zinc deficiency?
Answer:
Diarrhea
Question:
Liver disease can lead to toxicity of what mineral?
Answer:
Copper (80% of copper is excreted in the bile, liver patients should be monitored)
Question:
What trace element may improve hepatic encephalopathy?
Answer:
Zinc
Question:
What is the benefit of aluminum in the PN?
Answer:
None, no biologic function Often a contaminant in PN or in medic such as antacids or sucralfate
Question:
What can cause an invalid indirect calorimetry measurement?
Answer:
,Air leaks (leaking chest tube, bronchopleural fistula) High mechanical vent settings (FiO2 >60% or
PEEP > 12 cm H20) Hemodialysis (loss of CO2)
Question:
Respiratory Quotient values
Answer:
0.71 primarily fat oxidation 0.82 primarily protein oxidation 0.85 mixed substrate utilization 1.0
carbohydrate oxidation
Question:
Cheilosis is associated with.
Answer:
Cheilosis: cracking of corners of mouth Deficiency of: Riboflavin Niacin Iron Pyridoxine
Question:
Ascites treatment includes
Answer:
Fluid and sodium restriction
Question:
What is the normal length of small intestine in adults?
Answer:
300 to 600 cm
Question:
Where is fat absorbed in the GI tract?
Answer:
, Duodenum and proximal jejunum
Question:
Gastrectomy patients are at risk for deficiency of.
Answer:
B12
Question:
Which part of the GI tract has the least impact on nutrient absorption and intestinal adaptation
following significant intestinal resection?
Answer:
Jejunum (ileum can adapt well, if you lose ileum D&J can't adapt; colon loss leads to fluid loss)
Question:
Valproic acid (epileptic drug) can cause what deficiency?
Answer:
Carnitine
Question:
Methotrexate (chemo drug) interferes with the normal intracellular metabolism of what nutrient?
Answer:
Folate
Question:
Which trace element accumulation is associated with Wilson's disease?
Answer:
Copper
