Question

O d. Black and tarry; bood Question 24 Not yet answered Chemical screenings tests performed on feces include all of the following except: Points out of Select one: 1.00 a. Clinitest P Flag question O b. Pilocarpine iontophoresis c. Quantitative fecal fats d. APT test O The term occult blood describes blood that Quection 25 Not yet answered Points out of 1.00 P Flag question Select ones a. produces a black tarry stool b. is not visibly apparent in the stool specimen c. is produced in the lower GI tract d. is produced in the upper GI tract Question 26 The immunochemical test for occult blood Not yet answered Points out of 1.00 P Flag Select one: a. Give false-positive reaction with meat hemoglobin b. Are inhibited by porphyrin c. Can give false-positive reactions with aspirin d. Test for human globulin question

Answer 1

1.chemical screening tests performed on feces include:

A.Clinitest is useful as a screening test to detect diarrhea that may be due to sugar malabsorption

B. Pilocarpine iontophoresis measures the concentration of chloride in sweat. It is increased in cystic fibrosis.

C.Quantitative fecal fat tests measure and report an amount of fat. This is usually done over a period of three days.

D.The alkali denaturation test, also known as  Apt test, is a medical test used to differentiate fetal or neonatal blood from maternal blood found in a newborn's stool from maternal vaginal blood.

Answer: B.Pilocarpine iontophoresis

2.b.occult blood means blood is not visible apparently in the stool specimen

3.d.Tests for human globulin