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Capillary walls are only one cell thick, so oxygen can pass out of the blood, and waste material can pass into the blood.

Microscopes are frequently used in the medical office to examine urine sediment, vaginal and bacteriological smears, and differential smears, which categorize types of ________ cells in a sample.

As a general safety measure, it is recommended that shoes should 

Clinical Laboratory Improvement Amendments (CLIA) set standards to which all laboratories must adhere. These standards include training of personnel and testing and transport of specimens.

Which is NOT one of the five types of white blood cells?

An increase in monocytes is seen in patients who have certain diseases, such as ________.

When the body is cold, the capillaries ________, allowing for less blood flow, which increases the body temperature.

A differential white blood cell count (“diff”) determines the percentages of each type of ________.

In the adult male, a normal red blood count (RBC) count is about ________/mm 3.

Standard precautions issued by the CDC involve all of the following, EXCEPT