Office Based Procedures (Venipuncture/Urinalysis) Flashcards

1
Q

the color of normal urine is due to a pigment called _____

A

urochrome

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2
Q

urochrome

A

the end-product of hemoglobin breakdown:

hemoglobin > hematin > bilirubin > urochrome > urochromogen

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3
Q

what does milky urine mean?

A

pus, bacteria, fat or chyle

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4
Q

what does reddish amber urine mean?

A

urobilinogen or porphyrin

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5
Q

urobilinogen

A

produced in the intestine by the action of bacteria on bile pigment

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6
Q

porphyrin

A

may be evidence of liver cirrhosis, jaundice, Addison’s disease and other conditions

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7
Q

what does brownish elbow or green urine mean?

A

bile pigments

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8
Q

what is a definite evidence of bile pigments?

A

yellow foam

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9
Q

what does red to smoky brown urine mean?

A

blood and blood pigments

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10
Q

what can the carrots do to urine color?

A

may cause increased yellow color due to carotene

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11
Q

what can beets do to urine color?

A

beets cause reddening

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12
Q

what can rhubarb do to urine color?

A

causes ruine to become brown

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13
Q

what does cloudy urine mean?

A

may be evidence elf phosphates, urates, pus, mucus, bacteria, epithelia cells, fat, and chyle

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14
Q

what is the needle length for venipuncture?

A

1-1.5 inches

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15
Q

what does rubber sleeve do?

A

makes it possible to draw several tubes of blood by preventing leakage of blood as tubes are changed

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16
Q

gauge

A

number that indicates the diameter of its lumen

17
Q

lumen (aka. bore)

A

the circular hollow space inside the needle

18
Q

T/F the higher the gauge the smaller the lumen

A

TRUE

19
Q

what are the most frequently used gauges for phlebotomy?

A

20, 21, 22

20
Q

what is the first choice vein when drawing blood?

A

median cubital vein

21
Q

what is the second choice vein when drawing blood?

A

cephalic vein

22
Q

what is the third choice vein when drawing blood?

A

basilic vein

23
Q

what angle do you have to insert the needle in phlebotomy?

A

15 degrees

24
Q

what are some trouble shooting hints for blood collection given in class?

A
  • change the position of the needle (move it forward/backward)
  • adjust the angle
  • loosen the tourniquet
  • re-secure the tourniquet
  • try another tube
  • re-anchor the vein