Researchers Develop a New Test to Detect the Presence of a Recently

question 29

Multiple Choice

Researchers develop a new test to detect the presence of a recently identified biomarker for hepatocellular carcinoma (HCC) .  The initial evaluation of the test shows the following: Which of the following is the likelihood that a patient with a negative test does not have HCC?

• A)0.10
• B)0.20
• C)0.60
• D)0.80
• E)0.96

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Definitions:

Working Distance

The distance between the objective lens of a microscope and the specimen being examined when in focus.

Stage and Light Source

Key components of a microscope that support the specimen and provide necessary illumination for viewing.

Objective and Ocular Lenses

Components of a microscope, where the objective lens is close to the object being observed for magnification, and the ocular lens or eyepiece is what the viewer looks through at the magnified image.

Upside Down

Oriented in the opposite direction to the usual, with the top or upper part turned toward the bottom.