(Multiple choice) Questions and Answers
Graded A+
Homocystinuria is caused by failure to metabolize:
A. Lysine
B. Methionine
C. Arginine
D. Cystine B
The Ehrlich reaction will only detect the presence of:
A. Uroporphyrin
B. Porphobilinogen
C. Coproporphyrin
D. Protoporphyrin B
Acetyl acetone is added to the urine before performing the
Ehrlich test when checking for:
A. Aminolevulinic acid
, B. Porphobilinogen
C. Uroporphyrin
D. Coproporphyrin B
The classic urine color associated with porphyria is:
A. Dark yellow
B. Indigo blue
C. Pink
D. Port wine D
Which of the following specimens can be used for
porphyrin testing?
A. Urine
B. Blood
C. Feces
D. All of the above D
The two stages of heme formation affected by lead