F1. Chemical Examination of Urine_ False (+)/(-)

Question 1

True or False?

ASCORBIC ACID interfere in Glucose and Blood’s results.
Ascorbic Acid brings FALSE (-) results.

Answer 1

Both statement are TRUE…

ASCORBIC ACID…
high levels in glucose.
> 25 mg/dL in blood.

Question 2

True or False?

OXIDIZING AGENTS & DETERGENTS indicates FALSE (-) results in Glucose.
STRONG OXIDIZING AGENTS indicate FALSE (+) results in Leukocyte Esterase.

Answer 2

First statement FALSE. It indicates FALSE (+) results in Glucose.
Second statement TRUE.

Question 3

True or False?

PIGMENTED urines (PHENAZOPYRIDINE) indicates FALSE (+) results in Bilirubin.
EXPOSURE to LIGHT indicates FALSE (-) results in Bilirubin.

Answer 3

Both statements TRUE.

Question 4

True or False?

FREE SULFHYDRYL GROUPS indicates FALSE (-) results in Ketones.
IMPROPERLY PRESERVED specimens indicates FALSE (+) results in Ketones and Nitrite.

Answer 4

FALSE. FALSE (+) results in Ketones.
FALSE. FALSE (-) results in Ketones and Nitrite.

Question 5

elevated PROTEIN, elevates RESULTS.

Answer 5

SG

Question 6

MENSTRUAL CONTAMINATION indicates FALSE (+) results in Blood.
Runover between pH and CHON indicates FALSE ACIDIC READING in pH.

Answer 6

Both statements TRUE.

Question 7

PROTEINS other than ALBUMIN indicates FALSE (-) results in protein.
LOSS OF BUFFER indicates FALSE (-) results in protein.

Answer 7

First statement is TRUE.
Second statement is FALSE. False (+) results in protein.

Question 8

Urobilinogen’s…
1. False (+):
2. False (-):

Answer 8

1. chlorpromazine
2. old specimens

Question 9

HIGH CONCENTRATION OF ASCORBIC ACID indicates FALSE (+) results in Nitrite.
INACCURATE TIMING indicates FALSE (-) results in Leukocyte esterase.

Answer 9

Both statements are TRUE.