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HEAL 214 > Chapter 41 > Flashcards

Chapter 41 Flashcards

1
Q

Which of the following is NOT a major kidney function?

a. Diffusion	
b. Secretion	
c. Reabsorption	
d. Filtration
A

a. Diffusion

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2
Q

What is the normal range of urine specific gravity?

a. 1.001–1.003	
b. 1.035–1.35	
c. 1.005–1.030	
d. 1.000–1.003
A

c. 1.005–1.030

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3
Q

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

a. Fasting/timed	
b. Voided specimen	
c. First morning	
d. 24-hour
A

b. Voided specimen

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4
Q

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

a. Cancer	
b. Possible diabetes	
c. No concern	
d. Possible kidney disease
A

d. Possible kidney disease

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5
Q

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

a. Random	
b. 24-hour	
c. Catheterized	
d. Fasting timed
A

b. 24-hour

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6
Q

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

a. Leukocytes	
b. Urobilinogen	
c. Specific gravity	
d. Ketones
A

a. Leukocytes

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7
Q

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

a. Crystals	
b. Powder	
c. Fibers	
d. Hair
A

a. Crystals

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8
Q

Which of the following is an abnormal substance in urine?

a. Fat	
b. Ammonium	
c. Urea	
d. Chloride
A

a. Fat

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9
Q

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

a. Protein	
b. pH	
c. Specific gravity	
d. Ketones
A

a. Protein

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10
Q

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

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

c. Pour off the supernatant leaving about 1 ml in the bottom.

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11
Q

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

a. Smoky	
b. Straw	
c. Amber	
d. Clear
A

b. Straw

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12
Q

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

a. Catheterized	
b. First morning	
c. Random (spot)	
d. Midstream clean-catch
A

c. Random (spot)

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13
Q

What is NOT required on the urinalysis report?

a. Patient’s signature	
b. Type of urine specimen	
c. Date and time the urine was tested	
d. Provider who ordered the urinalysis	
e. Findings
A

a. Patient’s signature

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14
Q

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

a. Fasting timed	
b. Catheterized	
c. 24-hour	
d. Random
A

b. Catheterized

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15
Q

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
A

b. Higher acid pH

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16
Q

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

a. Microbiology	
b. Chemistry	
c. Hematology	
d. Urinalysis
A

d. Urinalysis

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17
Q

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

a. Noting unusual urine odor	
b. Observing and recording color	
c. Noting excess glucose	
d. Measuring specific gravity
A

c. Noting excess glucose

18
Q

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

a. Amino acids	
b. Protein	
c. Chloride	
d. Creatinine
A

b. Protein

19
Q

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

a. Diabetes	
b. Bacteria	
c. Vitamins	
d. Beets
A

b. Bacteria

20
Q

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

a. Ammonium biurate	
b. Triple phosphate	
c. Calcium oxalate	
d. Uric acid
A

d. Uric acid

21
Q

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

a. Larger than red blood cells	
b. Smaller than red blood cells	
c. Resembles crystals	
d. Resembles casts
A

b. Smaller than red blood cells

22
Q

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

a. Blood	
b. Bile	
c. Creatinine	
d. Fat
A

c. Creatinine

23
Q

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. Henle’s loop	
b. Distal convoluted tubule	
c. Proximal convoluted tubule	
d. Glomerulus
A

b. Distal convoluted tubule

24
Q

Which of the following is NOT true about casts?

a. They are classed according to the substances in them.	
b. The most common is the hyaline cast.	
c. They are cylindrical with round or flat ends.	
d. They are formed when ketones accumulate.
A

d. They are formed when ketones accumulate.

25
Q

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

a. Avoid splashes that may enter the eyes.	
b. Store urine specimens in a dark cabinet.	
c. Treat all specimens as if they were normal.	
d. Process urine specimens within 24 hours.
A

a. Avoid splashes that may enter the eyes.

26
Q

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

a. At least 5 mls	
b. At least 10 mls	
c. At least 7 mls	
d. At least 2 mls
A

b. At least 10 mls

27
Q

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

a. Keep away from direct sunlight.	
b. Keep in the refrigerator.	
c. Keep in the original container.	
d. Do not expose to moisture.
A

b. Keep in the refrigerator.

28
Q

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
A

b. Concentrated; has white blood cells

29
Q

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.
A

d. Person must have another qualified person perform the same quality control testing.

30
Q

Dr. Natale orders a urinalysis for Mrs. Ferguson, whom he suspects has a urinary tract infection.

Which type of specimen will you collect?

a. 24-hour	
b. Catheterized	
c. Random	
d. Clean-catch midstream
A

d. Clean-catch midstream

31
Q

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

a. Fasting timed	
b. 24-hour	
c. Catheterized	
d. Random
A

b. 24-hour

32
Q

What is the most frequently seen parasite in the urine?

a. Amorphous	
b. Trichomonas	
c. Sperm	
d. Yeast
A

b. Trichomonas

33
Q

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. Lid placement	
c. Collection process	
d. Labeling before collection
A

a. Cleansing genital area before collection

34
Q

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

a. Renal arteries	
b. Tubules	
c. Glomerulus	
d. Cortex
A

c. Glomerulus

35
Q

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

a. Performed on soluble materials	
b. Completed after specimen settles for 1 hour	
c. Heated before examination	
d. Performed using a urine color atlas
A

d. Performed using a urine color atlas

36
Q

When must quality control be performed when using a refractometer?

a. Before testing each specimen	
b. At the beginning of each day	
c. By comparing values with tap water	
d. At the end of the day
A

a. Before testing each specimen

37
Q

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. Less than180 mg/dl	
c. 325 mg/dl	
d. 180 mg/dl
A

b. Less than180 mg/dl

38
Q

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

a. Use a dark room.	
b. Record the color.	
c. Transparency is not important.	
d. Place against a blue background.
A

b. Record the color.

39
Q

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. Reported as few, moderate, or many	
c. Indicates possible squamous cell cancer	
d. Indicates that the specimen is contaminated with skin cells
A

c. Indicates possible squamous cell cancer

40
Q

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

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

d. Be sure to clean yourself as I explained to you and save only the urine from the middle of the stream.

HEAL 214 (8 decks)

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