A preserved stool specimen is received in the microbiology laboratory. A two-vial system was used. One vial contains 10% formalin and the second vial contains polyvinyl alcohol (PVA). How will the vials be used?

A) Only the formalin vial is needed for concentration and permanent smear
B) Formalin vial for concentration procedure and PVA vial for permanent smear
C) PVA for permanent smear and the remainder along with formalin for concentration procedure
D) PVA vial for concentration procedure and formalin for permanent smear


B

Health Professions

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How can the dental team minimize the chance of injury while a patient receives nitrous oxide/oxygen gas?

a. Slightly elevate the patient’s feet. b. Stretch the patient’s arms out to his sides. c. Continue to converse with the patient. d. Have the dentist administer the patient an anxiolytic prior to the appointment.

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Women visit health care providers more often than men

Indicate whether the statement is true or false.

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Kerlix fluffs, ABD pads, and plain 4 x 4 gauze sponges are examples of which part of a three-layer dressing?

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