HYDROLYSIS AND URINALYSIS

Question 1

What condition may occur in this example:
A bodybuilder performed strenuous exercise and used up its stored carbohydrates. As a result, fats are used up as a source of energy.

Answer 1

Ketonuria

Question 2

What condition may occur in this example:
A diabetic patient undergoing hemodialysis due to a damaged kidneys.

Answer 2

Proteinuria

Question 3

What is the principle of Heller Ring’s test?

Answer 3

Protein Denaturation

Question 4

What is the purpose of Benedict’s Test?

Answer 4

Test for reducing sugars

Question 5

A normal urine has sodium and magnesium
*

Answer 5

TRUE, these are cations

Question 6

Urea is a product of the deamination of monosaccharides

Answer 6

FALSE, It’s a product of ammonium and carbon dioxide

Question 7

Nitroprusside test is positive to all ketone bodies.

Answer 7

FALSE, Positive to all ketone in urine

Question 8

A urine sample that will be positive in Gmelin’s Test should also be positive with Heller ring’s test.

Answer 8

FALSE, Gmelin’s test, is a test for Bile pigments (can detect bilirubinuria) while Heller ring’s test is a test for protein (can detect proteinuria)

Question 9

A urine sample that is positive in Biuret Test should also be positive with Heller ring’s test.

Answer 9

TRUE, since both are test for proteins.

Question 10

What normal constituent of urine is produced from deamination? Write answer in one word, all in CAPITAL LETTERS.

Answer 10

AMMONIUM

Question 11

Starch is a branched polymer.

Answer 11

TRUE

Question 12

When salivary amylase is added to a starch sample and showed a purple-black coloration with iodine test, this means that:

Answer 12

the Amylopectin reacted to the iodine

Question 13

What is the purpose of glycogen in the body?

Answer 13

Storage of glucose