Labs & Diagnostics

Question 1

Elevated WBCs (neutrophils) are signs of ?

Answer 1

Infection or inflammation

Question 2

To obtain a urinalysis a nurse must have a

Answer 2

Clean catch
Collect 90-120 mL

For sterile catheter- 3mL for culture and 20mL for UA

Question 3

Bacteria, leukocyte esterase and nitrites in a UA w/ C&S are indicative of a …

Answer 3

UTI

Question 4

Consolidation or infiltrates on a chest x ray are signs of what diagnosis?

Answer 4

Pneumonia, TB

Question 5

For a pneumonia or TB diagnosis , a nurse must obtain a …

Answer 5

Sputum sample
Cough and fill container 5-10mL

Question 6

A positive result in a throat culture signifies a patient has…

Answer 6

Strep

Question 7

Process of a throat culture is ..

Answer 7

Tilt head back, say “ah” depress 1/3 anterior tongue and illuminate w/ penlight.
Insert swab, not touching anything but tonsillar area (side to side)

Question 8

Elevated C reactive protein, erythrocyte sedimentation rate, and procalcitonin are indications of …

Answer 8

Inflammatory response