HW#1 Intro to Urines

Question 1

The average daily volume of urine produced by a normal adult is approximately:

A. 2500 ml
B. 200 ml
C. 500 ml
D. 1200 ml

Answer 1

D. 1200 ml

Question 2

Normal daily urine output is in this range:
A. 600-1200 ml
B. 500-1000 ml
C. 200-2500 ml
D. 1440-2200 ml

Answer 2

A. 600-1200 ml

Question 3

All of the following are components of normal urine except:
A. protein
B. chloride
C. sodium
D. urea

Answer 3

A. protein

Question 4

A nurse hands you a specimen that will be used for a urine drug screen. She suspects the pt has filled the container with tap water instead of urine. What routine laboratory tests would determine that the fluid is most probably urine?
A. glucose and protein
B. urea and creatinine
C. RBC and WBC
D. bilirubin and urobilinogen

Answer 4

B. urea and creatinine

Question 5

A person exhibiting oliguria would have a urine volume of:
A. 200-500 ml
B. 600-1000 ml
C. 1000-1500 ml
D. >1500 ml

Answer 5

A. 200-500ml

Question 6

A patient exhibiting oliguria might progress to having:
A. polydipsia
B. anuria
C. polyuria
D. nocturia

Answer 6

B. anuria

Question 7

Urine from a patient with diabetes insipidus has:
A. increased volume and increased SG
B. increased volume and decreased SG
C. decreased volume and decreased SG
D. decreased volume and increased SG

Answer 7

B: increased volume and decreased SG

Question 8

Polyuria associated with diabetes mellitus is caused by:
A. the diuretic effect of insulin
B. the presence of excess glucose in the urine
C. defect in production of ADH
D. failure of collecting duct to respond to ADH

Answer 8

B. the presence of excess glucose in the urine

Question 9

A pt with polyuria shows a high specific gravity in urine. Pt should be evaluated for:
A. diabetes insipidus
B. prostatic infection
C. diabetes mellitus
D. renal tubular acidosis

Answer 9

C. diabetes mellitus

Question 10

Pts taking diuretics can be expected to produce:
A. Oliguria
B. Polyuria
C. Anuria
D. Nocturnia

Answer 10

B. Polyuria

Question 11

The acronym RACE is used when encountering:
A. fire
B. needlestick
C. electric shock
D. chemical spill

Answer 11

A. fire

Question 12

An unpreserved urine specimen left at room temp overnight will have decreased…(6)

Answer 12

ketones
bilirubin
urobilinogen
RBC/WBC
glucose
clarity

Question 13

Labels for urine containers should be:
A. attached to container
B. attached to lid
C. not detachable
D. placed on container prior to collection

Answer 13

A. attached to container

Question 14

A cloudy specimen received in the laboratory may have been preserved using:
A. boric acid
B. chloroform
C. refrigeration
D. formalin

Answer 14

C. refrigeration

Question 15

Prolonged exposure of a preserved urine specimen to light will cause:
A. decreased glucose
B. increased cells and casts
C. decreased bilirubin
D. increased bacteria

Answer 15

C. decreased bilirubin

Question 16

A urine specimen may be rejected by the laboratory for all the following reasons except:
A. requisition states midstream clean-catch
B. specimen container is covered in feces
C. Label and req don’t match
D. Specimen arrives with req but no labels
E. Specimen is labeled “Smith, John” while req is for “Smith, Jane”

Answer 16

A. requisition states midstream clean-catch

Question 17

This type of specimen is less containated by epithelial cells, and bacteria and can be used for both bacterial culture and routine urinalysis
A. midstream clean-catch
B. 24 hour or timed
C. catheterized urine
D. Random

Answer 17

A. midstream clean-catch
C. catheterized urine