Which of the following pieces of equipment is not needed to perform indirect calorimetry?

Which of the following pieces of equipment is not needed to perform indirect calorimetry?
 
  a. Oxygen analyzer
  b. Tissot spirometer
  c. Douglas bag
  d. Nitrogen analyzer

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Q. 2  Which of the following complications is least likely to influence creatinine excretion?
 
  a. Sepsis
  b. Trauma
  c. Hypoxemia
  d. Diet

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Q. 3  Your male patient has a creatinine excretion level of 8 mg/kg body weight/day. What does this indicate?
 
  a. It is normal.
  b. There is mild muscle wasting.
  c. There is moderate muscle wasting.
  d. There is severe muscle wasting.

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Q. 4  What is the recommended measurement for nitrogen balance?
 
  a. Blood urea nitrogen
  b. Serum urea nitrogen
  c. Urinary nitrogen
  d. Urinary urea nitrogen

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Q. 5  Your patient is reported to be cachexic. Which of the following physical findings would support this statement?
 
  a. The patient's belly is swollen.
  b. The patient has facial edema.
  c. The patient's ribs protrude.
  d. The patient's hair falls out easily.