A student nurse is assisting with colon cancer screening at the local health care clinic. The student is completing fecal occult blood testing on the stool specimens. This test is also referred to as a(n) _____ test
a. melena
b. guaiac
c. amylase
d. alkaline phosphatase
B
A common test is the fecal occult blood test (FOBT) or guaiac test, which measures microscopic amounts of blood in the feces. It is a useful screening test for colon cancer. Melena refers to blood in the stool that causes stool to turn black and sticky. Amylase and alkaline phosphatase are blood tests.
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