Exam 1 lab medicine

Question 1

PPV

Answer 1

positive predictive value: the indicated likeliness that a positive test identifies someone with disease

Question 2

NPV

Answer 2

negative predictive value: the indicated likeliness that a negative result identifies someone without disease

Question 3

shorthand for CMP

Answer 3

Na+, Cl-, BUN, Glu, Creat, Co2, K+

Question 4

Shorthand for CBC

Answer 4

WBC, Hgb, Plt, Hct

Question 5

what is measured in a CBC

Answer 5

WBC, RBC, Hgb, Hct

Question 6

what does MCV in a CBC stand for

Answer 6

volume of each RBC

Question 7

what does MCH in a CBC stand for

Answer 7

Hgb in each RBC

Question 8

what does RDW stand for in a CBC

Answer 8

consistency or inconsistencies of RBCs in a population

Question 9

what does the CBC differential do?

Answer 9

enumerates the types of WBC in a sample of 200 cells

Question 10

indications for doing a CBC

Answer 10

weakness, suspected anemia, infections, blood loss, blood cancers

Question 11

what does a UA measure

Answer 11

specific gravity, pH, protein, glucose, ketone, bilirubin, blood, nitrate, leukocyte esterase, crystals, casts

Question 12

what are the indications for a UA

Answer 12

renal disease, UTIs, metabolic disorders, jaundice, pregnancy

Question 13

what is measured in a CMP

Answer 13

Calcium, CO2, chloride, creatinine, glucose, K+, Na+, BUN, albumin, ALT, AST, bilirubin, alkaline phosphatase, protein