A fern test is performed to differentiate between:

Fetal swallowing regulates amniotic fluid:

Which amniotic fluid test is the most specific for fetal neural tube defects like spina bifida?

Analysis of amniotic fluid bilirubin levels is performed using:

This rare genetic disorder is one of the ‘Inborn Errors of Metabolism’ we discussed this semester.  It is characterized by urine that turns black when exposed to air and Black pepper-like granules can be found in the synovial fluid due to an accumulation of homogentisic acid in the tissues.

To determine if an unknown fluid is synovial fluid, the fluid can be tested:

Based on the following description, identify the cell: a large irregular shaped cell that ranges from 25 to 70 microns in diameter with a prominent central nucleus that is 8–10 microns in size, a cytoplasm that contains no granules, but has “shaggy” borders.

Which of the following descriptions of normal synovial fluid is best?

An outpatient arrives at the laboratory to have her blood drawn for a complete blood count.  She is carrying a latte containing cream and topped with whipped cream.  The coffee is 3/4 empty and the patient confirms she drank the coffee.  What specimen characteristic is likely to result?  

Venipuncture was performed on the median cubital vein and the tube engaged onto the needle.  A small spurt of blood appeared in the tube then blood flow stopped.  What corrective action should be performed first?