Urinalysis

Question 1

composition of urine that combines with sodium to buffer blood

Answer 1

phosphate

Question 2

primary inorganic component of urine

Answer 2

chloride

Question 3

primary organic component of urine and product of protein and amino acid metabolism

Answer 3

urea

Question 4

what helps identify if fluid is urine

Answer 4

high creatinine and urea

Question 5

normal daily urine output

Answer 5

600 - 2000 mL

Question 6

often the 1st symptom of DI and DM

Answer 6

polyuria

Question 7

decrease in daily urine volume

Answer 7

Oligouria

Question 8

cessation of urine flow

Answer 8

anuria

Question 9

increase in daily urine volume

more than 2.5 L per day in adults

Answer 9

polyuria

Question 10

inc volume of urine at night

Answer 10

nocturia

Question 11

two types of urinalysis

Answer 11

dipstick and basic
or reagent strip and routine

Question 12

Commonly performed in screening laboratories and Physician offices and Patient home testing

Answer 12

dipstick

Question 13

what are the component of physicochemical determinations in urinalysis

Answer 13

1. appearance
2. reagent strip measurements
3. specific gravity

Question 14

most routinely used method of preservation is refrigeration at ____, which decreases bacterial growth.

Answer 14

2°C to 8°C

Question 15

inhibits growth of bacteria, Aldosterone preservative

Answer 15

chloroform

Question 16

urine preservative that is convenient when refrigeration not possible

Answer 16

commercial preservative tablets

Question 17

sediment preservative, for Addi’s count

Answer 17

Formalin

Question 18

protein, formed elements and culture transport preservative

Answer 18

boric acid

Question 19

glucose and sediments preservative

Answer 19

thymol

Question 20

specimen that is affected by dietary intake or physical activity

Answer 20

random specimen

Question 21

aka 8-hour specimen, prevents false-negative pregnancy test evaluates orthostatic proteinuria

Answer 21

1st morning specimens

Question 22

Required when the concentrations of substances to be measured changes with diurnal variations and with daily activities such as exercise, meals, and body metabolism

Answer 22

Timed specimens/24hour specimen

Question 23

Analytes commonly tested using ____ include creatinine, urea, potassium, sodium, uric acid, etc.**

Answer 23

24-hour/Timed collection

Question 24

Patient for 24hr specimen must begin and end the collection period with an

Answer 24

empty bladder

Question 25

Specimens from right and left kidneys can be collected separately

Answer 25

catheterized specimen

Question 26

aka three-glass collection

Answer 26

Prostatis specimen

Question 27

3rd cup in prostatic specimen

Answer 27

urine collected after prostate is massaged

Question 28

In prostatic infection, 3rd cup will have bacterial count and WBC/hpf is how many times higher than the 1st specimen?

Answer 28

10x

Question 29

If 2nd cup is positive in prostatitis specimen, results are

Answer 29

invalid

Question 30

is a step by step documentation of the handling and testing of legal specimens.

Answer 30

COC Chain of Custody

Question 31

Temp. of urine specimen taken within 4 minutes of voiding and must be @ ___?

Answer 31

32.5-37.7°C

Question 32

wrote a book about “pisse prophets”

Answer 32

Thomas Bryant

Question 33

discovered albuminuria by boiling urine

Answer 33

Frederick Dekkers

Question 34

2 unique characteristics of a urine specimen account for its continued popularity

Answer 34

1.Urine is a readily available and easily collected specimen.

2. Urine contains information, which can be obtained by inexpensive laboratory tests, about many of the body’s major metabolic functions.

Question 35

how many g is the composition of urea in a 24 hour urine

Answer 35

25-35g