An amniotic fluid optical density at 650 nm of 0.180 correlates with:
A) A lamellar body count over 32,000/L
B) A lack of phosphatidylglycerol
C) Hemoglobin contamination in the specimen
D) An L/S ratio of 1.5
Correct Answer:
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Q33: An amniocentesis is performed on a woman
Q34: In the determination of fetal lung maturity,which
Q35: Decreased levels of phosphatidyl glycerol in amniotic
Q36: When an L/S ratio by thin-layer chromatography
Q37: Lamellar bodies contain:
A) Albumin
B) Amniotic fluid
C) Phospholipids
D)
Q39: The test for amniotic fluid lamellar bodies
Q40: The Amniostat agglutination test is performed on
Q41: Acetylcholinesterase testing can be performed on amniotic
Q42: Most laboratories detect the presence of phosphatidylglycerol
Q43: Amniotic fluid for cytogenetic analysis should be
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