Deck 41: Urinalysis

Question 1

Which of the following is NOT a classification for urine specimens?

A)First morning
B)Fasting/timed  
C)24-hour
D)Voided specimen

Answer 1

Voided specimen

Question 2

Which of the following is the most appropriate action of the medical assistant when handling urine specimens?

A)Treat all specimens as if they were normal. 
B)Avoid splashes that may enter the eyes. 
C)Store urine specimens in a dark cabinet. 
D)Process urine specimens within 24 hours.

Answer 2

Avoid splashes that may enter the eyes. 

Question 3

Which of the following is an abnormal substance in urine?

A)Urea
B)Ammonium  
C)Chloride
D)Fat

Answer 3

Fat

Question 4

Which of the following is the filtering unit of the kidney?

A)Renal arteries
B)Glomerulus  
C)Tubules
D)Cortex

Question 5

Which of the following best describes the color of normal urine?

A)Clear
B)Straw  
C)Amber
D)Smoky

Question 6

Which of the following is normally included in completely reabsorbed threshold substances?

A)Creatinine
B)Amino acids  
C)Protein
D)Chloride

Question 7

Which of the following is the most important technique to stress when instructing the patient in collecting a clean-catch, midstream specimen to avoid contamination?

A)Cleansing genital area before collection  
B)Collection process  
C)Labeling before collection  
D)Lid placement

Question 8

Which of the following is a normal substance found in the urine

A)Bile
B)Fat  
C)Creatinine
D)Blood

Question 9

Which of the following specimens usually requires added preservatives in the container?

A)Random
B)Fasting timed  
C)24-hour
D)Catheterized

Question 10

Which of the following is NOT a major kidney function?

A)Secretion
B)Reabsorption  
C)Diffusion
D)Filtration

Question 11

Which of the following urine specimens may be required when urine specimens need to be sterile?

A)Random
B)Fasting timed  
C)24-hour
D)Catheterized

Question 12

Near the end of the blood's journey through the kidney, in which area are the other substances that have not already been filtered secreted into the urine?

A)Glomerulus
B)Proximal convoluted tubule  
C)Henle's loop
D)Distal convoluted tubule

Question 13

Which of the following urine specimens is usually requested when quantitative tests are needed for different substances?

A)Random
B)Fasting timed  
C)24-hour
D)Catheterized

Question 14

Which of the following is NOT included in the physical examination of urine?

A)Observing and recording color
B)Noting unusual urine odor  
C)Noting excess glucose
D)Measuring specific gravity

Question 15

Which of the following is a true statement about the examination of urine?

A)Urine should be examined within 24 hours of voiding. 
B)Urine should be refrigerated for at least 1 hour before examination. 
C)Urine should be examined within 2 hours of voiding. 
D)Urine should never be refrigerated.

Question 16

Which of the following best describes the concentration level in the blood when glucose will be completely reabsorbed from the urine?

A)225 mg/dl
B)180 mg/dl  
C)325 mg/dl
D)Less than180 mg/dl

Question 17

Which of the following is NOT a CLIA regulation that applies to urine testing?

A)Person must have appropriate training in the methodology of the test. 
B)Person must be proficient in the use of the instruments used. 
C)Person must be aware of factors that influence test results. 
D)Person must have another qualified person perform the same quality control testing.

Question 18

What is the most frequently seen parasite in the urine?

A)Amorphous
B)Sperm  
C)Yeast
D)Trichomonas

Question 19

Which of the following is the most appropriate action when observing urine color?

A)Record the color.
B)Use a dark room. 
C)Place against a blue background.
D)Transparency is not important.

Question 20

Which of the following is the most frequently performed procedure in the medical office laboratory?

A)Hematology
B)Urinalysis  
C)Chemistry
D)Microbiology

Question 21

When must quality control be performed when using a refractometer?

A)At the end of the day
B)By comparing values with tap water  
C)Before testing each specimen
D)At the beginning of each day

Question 22

Which of the following is NOT an example of an artifact seen in urine?

A)Hair
B)Fibers  
C)Powder
D)Crystals

Question 23

Which of the following is NOT true about casts?

A)They are formed when ketones accumulate. 
B)They are cylindrical with round or flat ends. 
C)They are classed according to the substances in them. 
D)The most common is the hyaline cast.

Question 24

Which of the following will be included in the instructions you give her for this test?

A)Take this bottle and urinate in it. 
B)Take this bottle home and collect all your urine in it for 24 hours. 
C)Be sure to clean yourself as I explained to you and save only the urine from the middle of the stream. 
D)Take deep breaths and relax as this small tube is inserted to remove some sterile urine.

Question 25

When you take the specimen from Mrs.Ferguson and examine it for color, it is amber and cloudy.Which of the following best describes the appearance and composition of the urine?

A)Dilute; normal
B)Concentrated; has white blood cells  
C)Dilute; has white blood cells
D)Concentrated; has red blood cells

Question 26

Which of the following best describes what causes a foul odor in a urine sample?

A)Bacteria
B)Diabetes  
C)Vitamins
D)Beets

Question 27

Which of the following is an appropriate action for a microscopic examination of urine sediment?

A)Completed after specimen settles for 1 hour  
B)Performed on soluble materials  
C)Heated before examination  
D)Performed using a urine color atlas

Question 28

Which of the following is a true statement regarding a first-morning urine specimen?

A)More dilute
B)Higher acid pH  
C)Lower acid pH
D)None of the above

Question 29

Which of the following is an adequate urine specimen for analysis?

A)At least 2 mls
B)At least 5 mls  
C)At least 10 mls
D)At least 7 mls

Question 30

Which of the following best describes the characteristics of yeast cells on microscopic examination?

A)Larger than red blood cells
B)Resembles casts  
C)Smaller than red blood cells
D)Resembles crystals

Question 31

Which type of specimen will you collect?

A)Random
B)24-hour  
C)Clean-catch midstream
D)Catheterized

Question 32

Which of the following is NOT true regarding the significance of seeing many squamous epithelial cells on microscopic examination?

A)Has no medical significance  
B)Indicates that the specimen is contaminated with skin cells  
C)Indicates possible squamous cell cancer  
D)Reported as few, moderate, or many

Question 33

Which of the following is the most common urine specimen collection, performed in the outpatient setting?

A)Midstream clean-catch
B)Catheterized  
C)First morning
D)Random (spot)

Question 34

What is NOT required on the urinalysis report?

A)Type of urine specimen  
B)Patient's signature  
C)Date and time the urine was tested  
D)Findings  
E)Provider who ordered the urinalysis

Question 35

What is the normal range of urine specific gravity?

A)1.000-1.003
B)1.001-1.003  
C)1.005-1.030
D)1.035-1.35

Question 36

Which of the following is NOT included in the quality control of reagent strips?

A)Do not expose to moisture.
B)Keep in the original container. 
C)Keep away from direct sunlight.
D)Keep in the refrigerator.

Question 37

Which of the following are significant crystals that need to be documented?

A)Ammonium biurate
B)Uric acid  
C)Triple phosphate
D)Calcium oxalate

Question 38

Which of the following is an indication with the presence of casts and renal epithelial cells?

A)No concern
B)Possible diabetes  
C)Possible kidney disease
D)Cancer

Question 39

When casts are formed, what accumulates in the kidney tubules?

A)Protein
B)pH  
C)Specific gravity
D)Ketones

Question 40

Which of the following is the most appropriate action when performing a microscopic examination of a urine specimen?

A)Use the last night specimen and store it in a refrigerator. 
B)Centrifuge a 5 ml aliquot at 1,000 rpm for 5 minutes. 
C)Pour off the supernatant leaving about 1 ml in the bottom. 
D)Scan the sediment using a high-power objective.

Question 41

Which area on the reagent test strip would be positive, indicating an infection and its presence in a urine sample?

A)Specific gravity
B)Leukocytes  
C)Ketones
D)Urobilinogen