Chapter 34-Diagnostic Liver Function Tests

Question 1

Substance found in the heart, liver, and skeletal muscle.

-can also be be used to indicate liver injury

Answer 1

AST

Question 2

This is a protein produced in the liver

Answer 2

Albumin

Question 3

Found in the tissues of the liver, bone, intestine, kidney, and placenta.
-Used as an index of liver and bone disease when correlated with other clinical findings.

Answer 3

Alkaline phosphatase

Question 4

The liver converts _____________, a by-product of protein metabolism, into urea, which is excreted by the kidneys.

Answer 4

Ammonia

Question 5

Results from the breakdown of hemoglobin in the red blood cells; removed from the body by the liver, which excretes into the bile.

Answer 5

Bilirubin

Question 6

Found primarily in the liver, kidney, prostate and spleen. Is more specific for the hepatobilliary system.

Answer 6

GGT (gamma-glutamyl transferase)

Question 7

A protein produced by the liver for clotting of the blood.

Answer 7

Prothrombin

Question 8

This test is a marker of hepatic injury; more specific of liver damage than AST

Answer 8

ALT

Question 9

ALT

Normal range for men

Answer 9

10-55 unit/L

Question 10

AST

Normal finding for men

Answer 10

10-40 unit/L

Question 11

GGT (gamma-glutamyl transferase)

Normal finding for men

Answer 11

1-94 unit/L

Question 12

ALT

Normal finding for women

Answer 12

7-30 unit/L

Question 13

AST

Normal finding for women

Answer 13

9-25 unit/L

Question 14

GGT (gamma-glutamyl transferase)

Normal finding for women

Answer 14

1-70 unit/L

Question 15

Albumin

Normal Range

Answer 15

3.5 - 4.8 g/dL

35-48 g/L

Question 16

Ammonia

Normal Range

Answer 16

15-45 mcg/dL

Question 17

Prothrombin

Normal Range for adults

Answer 17

11-13 seconds

Question 18

Total Bilirubin

Normal Range

Answer 18

0.3-1.0 mg/dL

Question 19

Alkaline phosphatase

Normal range

Answer 19

25-100 unit/L

Question 20

Direct Bilirubin

Normal Range

Answer 20

0.0-0.2 mg/dL

Question 21

Indirect Bilirubin

Normal range

Answer 21

0.1 - 1.0 mg/dL

Question 22

Bilirubin

Panic value

Answer 22

> 10mg/dL

Question 23

Albumin

Panic value

Question 24

Bilirubin

Panic value

Answer 24

> 10mg/dL