Page | 1
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CNSC Exam Questions with Detailed Verified
Answers (100% Correct Answers) /Already
Graded A+
Microcytic hypochromic anemia is a result of a deficiency in...
Ans: Iron or Copper
Macrocytic anemia results from a deficiency of...
Ans: B12 or Folate
Consequences of long-term parenteral nutrition
Ans: Anemia
Leukopenia
Neutropenia
Skeletal abnormalities
Symptoms of copper deficiency
Ans: Sensory ataxia
Lower extremity spasticity
Parathesis in extremities
Leukopenia
Neutropenia
Hypercholesterolemia
Increased erythrocyte turnover
Decreased ceruloplasmin and erythrocyte copper/zinc superoxide dismutase
(SOD)
Abnormal EKG patterns
Myeloneuropathy
,Page | 2
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What change should be made to the PN for a patient with high ileostomy
output?
Ans: Increase sodium and increase fluid volume (high output leads to water
and Na loss)
Acute disease-associated malnutrition symptoms
Ans: Hypalbuminemia
Edema
Anasarca
% body weight loss to meet malnutrition criteria
Ans: 5% or more in 1 month
7.5% or more in 3 months
10% or more in 6 months
Stress vs Starvation related malnutrition
Ans: Stress: hypermetabolism, hypergylcemia, lipolysis
Starvation: ketosis, hypoglycemia, lipolysis
Subjective Global Assessment includes
,Page | 3
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Ans: Historical:
Weight history
Dietary intake
GI symptoms
Functional status
Metabolic demand
Physical Exam Parameters:
Subcutaneous fat
Muscle wasting
Edema
Ascites
What lab value is a significant predictor of morbidity and mortality in critically
ill patients?
Ans: Albumin
What can compromise the reliability of urinary urea nitrogen to calculate
nitrogen balance?
Ans: Creatinine clearance < 50 mL/min
What can reduce plasma homocysteine concentrations?
Ans: Folic acid
B6
B12
Fluid requirements for healthy adults
, Page | 4
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Ans: 35 mL/kg for 18-55 yo
30 mL/kg for 55-75 yo
25 mL/kg for >75 yo
<25 mL/kg when fluid restriction indicated
Iron is primarily absorbed in the
Ans: Duodenum and Jejunum (in ferrous state)
Which amino acid is essential for small intestinal structure and function?
Ans: Glutamine
PKU is caused by a...
Ans: deficiency of phenylalanine hydroxylase (PAH)
Conditionally indispensable amino acids
Ans: Require a dietary source in order to meet increased needs caused by
metabolic stress.
Arginine (wound healing)
Cysteine
Glutamine
Glycine
Proline
Tyrosine
Symptoms of Essential Fatty Acid Deficiency
Click here for more: Scholarsnexus - Stuvia US
CNSC Exam Questions with Detailed Verified
Answers (100% Correct Answers) /Already
Graded A+
Microcytic hypochromic anemia is a result of a deficiency in...
Ans: Iron or Copper
Macrocytic anemia results from a deficiency of...
Ans: B12 or Folate
Consequences of long-term parenteral nutrition
Ans: Anemia
Leukopenia
Neutropenia
Skeletal abnormalities
Symptoms of copper deficiency
Ans: Sensory ataxia
Lower extremity spasticity
Parathesis in extremities
Leukopenia
Neutropenia
Hypercholesterolemia
Increased erythrocyte turnover
Decreased ceruloplasmin and erythrocyte copper/zinc superoxide dismutase
(SOD)
Abnormal EKG patterns
Myeloneuropathy
,Page | 2
Click here for more: Scholarsnexus - Stuvia US
What change should be made to the PN for a patient with high ileostomy
output?
Ans: Increase sodium and increase fluid volume (high output leads to water
and Na loss)
Acute disease-associated malnutrition symptoms
Ans: Hypalbuminemia
Edema
Anasarca
% body weight loss to meet malnutrition criteria
Ans: 5% or more in 1 month
7.5% or more in 3 months
10% or more in 6 months
Stress vs Starvation related malnutrition
Ans: Stress: hypermetabolism, hypergylcemia, lipolysis
Starvation: ketosis, hypoglycemia, lipolysis
Subjective Global Assessment includes
,Page | 3
Click here for more: Scholarsnexus - Stuvia US
Ans: Historical:
Weight history
Dietary intake
GI symptoms
Functional status
Metabolic demand
Physical Exam Parameters:
Subcutaneous fat
Muscle wasting
Edema
Ascites
What lab value is a significant predictor of morbidity and mortality in critically
ill patients?
Ans: Albumin
What can compromise the reliability of urinary urea nitrogen to calculate
nitrogen balance?
Ans: Creatinine clearance < 50 mL/min
What can reduce plasma homocysteine concentrations?
Ans: Folic acid
B6
B12
Fluid requirements for healthy adults
, Page | 4
Click here for more: Scholarsnexus - Stuvia US
Ans: 35 mL/kg for 18-55 yo
30 mL/kg for 55-75 yo
25 mL/kg for >75 yo
<25 mL/kg when fluid restriction indicated
Iron is primarily absorbed in the
Ans: Duodenum and Jejunum (in ferrous state)
Which amino acid is essential for small intestinal structure and function?
Ans: Glutamine
PKU is caused by a...
Ans: deficiency of phenylalanine hydroxylase (PAH)
Conditionally indispensable amino acids
Ans: Require a dietary source in order to meet increased needs caused by
metabolic stress.
Arginine (wound healing)
Cysteine
Glutamine
Glycine
Proline
Tyrosine
Symptoms of Essential Fatty Acid Deficiency
