In which of the following disorders would the maternal serum level of a1-fetoprotein be elevated?
A. Neural tube defect.
B. Cardiac ischemia.
C. Down syndrome.
D. Small cell lung carcinoma.
Question 2
Levels of this enzyme are useful in the diagnosis of a genetic defect, which leads to increased apnea (difficulty breathing) after surgery using succinyl choline.
a. Cholinesterase
b. Aldolase
c. Leucine aminopeptidase
d. 5' nucleotidase
e. Acid phosphatase