Urinalysis and Body Fluids 6th Edition by Majorie DiLorenzo, Susan Strasinger

Exercise 14

What is the fecal test that requires a 3-day specimen?

A. Fecal occult blood

B. APT test

C. Elastase I

D. Quantitative fecal fat testing

Step 1 of 2

Fecal test:

Fecal specimen is also called stool specimen requires a detailed instruction.

• Based on the test type, suitable container is used and the quantity of feces varies for different fecal test.

• The sample should not contaminate with urine or water and it should be sealed and taken as soon as to the laboratory.

• To test the fecal fat, the stool is collected for 3 days.

• The samples are collected in a large container.

• Small sample is collected after the feces in container are thoroughly mixed.

• The fat is extracted with the solvent and measured with saponification.

Therefore, the fecal laboratory test that needs a 3 day specimen is “quantitative fecal fat testing”. Hence, the correct answer is option.