Day 4

Question 1

When must urine quality controls he performed? How many?

Answer 1

Each day patient testing occurs & when new reagent bottle is opened

Question 2

Urine pH Is a reflection of what major function

Answer 2

Regulation of acid base content

Question 3

What are pH indicators in the urine reagent strip? What causes each to react?

Answer 3

Methyl red- pH range of 4.4-6.2

Bromethyl blue- pH range of 6.0-7.6

Question 4

What is the most indicative routine chemical test for kidney disease if detected early in the disease?

Answer 4

Urine protein

Question 5

What is the primary protein found in urine

Answer 5

Albumin

Question 6

What type of protein is detected in patients with multiple myeloma?

Answer 6

Serum (pre renal protein)

Question 7

Explain one major cause of proteinuria

Answer 7

Abnormal amount of protein in your urine

Question 8

What urine test us used to screen patients with diabetes in order to prevent damage to the kidneys

Answer 8

Microalbumin strip

Question 9

What is the confirmatory test for protein

Answer 9

Sulfosalcylic acid SSA

Question 10

What protein is missed on the reagent strip that can be detected on the confirmatory test?

Answer 10

Tubular proteins & Bence Jones protein

Question 11

Glycosuria is commonly associated with what disease

Answer 11

Gestational diabetes

Question 12

What is the back up/ confirmatory test for glucose?

Answer 12

Cliniest

Question 13

Explain why a negative glucose dipstick but a positive back up/ confirmatory test is significant?

Answer 13

Clink test are not as sensitive as a dipstick so it could indicate an error w/ the dipstick

Question 14

What does the presence of ketones in the urine indicate about the patient?

Answer 14

They maybe starving vomiting or weight reduction

Question 15

What is the principle behind the urine reagent strip method for ketones

Answer 15

Acetoacetic acid reacts w/sodium’s nitroprusside to form a purple color

Question 16

What is the back up test for ketones

Answer 16

Acetest

Question 17

What tests(4) report out results like the following: 
“neg, trace, 1+,2+,3+,4+”

Answer 17

Protein
Glucose
Ketones
Bilirubin

Question 18

What tests(2) report out results like the following: 
“neg, trace, 1+,2+,3+”

Answer 18

Blood

LE

Question 19

What test reports out results like the following:

“1,4,8,12mg/dl”

Answer 19

Urobilinogen

Question 20

What test reports out results like the following:

“neg or pos “

Answer 20

Nitrite

Question 21

______ ___________ bacteria reduce nitrate to nitrite

Answer 21

Gram negative

Question 22

________ at acid pH reacts with aromatic amine to form a ________ compound which reacts with 3-hydroxy-1,2,3,4-tetrahydobenz-(h)-quinolin to produce a pink color

Answer 22

Nitrite ; diazonium

Question 23

Nitrite is detected by the _____ reaction

Answer 23

Griess reaction

Question 24

What could a positive LE with no WBCs or bacteria in microscopic analysis be caused by?

Answer 24

Chlamydia spp.

Trichomonas spp.

Question 25

In LE , why is diazonium salt added to the reaction pad?

Answer 25

Reduces reaction time to 2 minutes

Question 26

What is another name for p-dimethylaminobenzaldehyde?

Answer 26

Erlich’s Reagent

Question 27

What reagent is utilized in Multistix?

Answer 27

Erlich’s reagent

Question 28

What methodology does Chemstrips use?

Answer 28

Diazo reaction where diazonium salt reacts with Urobilinogen in an ACID medium to produce a red color.

Question 29

What is the principle for the Ictotest?

Answer 29

Based on Diazo Reaction; much more sensitive that reagent strip

Question 30

What are 5 causes of hemoglobinuria?

Answer 30

``` Hemolytic anemia Transfusion reactions Severe Burns Infections Strenuous exercise ```

Question 31

An oxygen binding protein found in cardiac and muscle tissue that reacts POSITIVELY with chemical test for blood

Answer 31

Myoglobin

Question 32

What is the enzyme in the urine reagent strip that test for blood

Answer 32

Hemoglobin

Question 33

What is the confirmatory test for bilirubin?

Answer 33

Ictotest

Question 34

What is the methodology behind the urine reagent strip test for bilirubin

Answer 34

Bilirubin combines with color changing chemical

Question 35

What reagent recuse with urobilingen on the urine reagent strip

Answer 35

Ehrlichs reagent

Question 36

Why is it possible to have positive leukocyte esterase result but not see WBCs in the microscope?

Answer 36

Chalymadia or T. Vag

Question 37

What is the methodology behind the urine reagent strip test for leukocyte esterase?

Answer 37

Diazo reactions