Blood Chem Analysis and Enzymes (general info)

Question 1

What are blood chemistry analysis used for? (3)

Answer 1

• diagnostic tool
• substantiates clinical signs
• detects subclinical abnormalities

Question 2

What are reference ranges? (2)

Answer 2

• normal ranges

- derived by measuring the blood chemistry components of clinically normal animals

Question 3

How do reference ranges differ? (6)

Answer 3

• species
• breed
• age
• sex
• nutrition
• geographic region

Question 4

What are enzymes?

Answer 4

proteins found inside cells that increase the rate of biochemical reactions but go unchanged

Question 5

What can an increase in enzymes in the blood indicate?

Answer 5

damaged cells

Question 6

How can enzymes be measured if they cannot be measured directly?

Answer 6

by making enzymes catalyze a chemical reaction whose product can be measured

Question 7

What are enzyme concentrations measured in? (units)

Answer 7

international units or IU or U

Question 8

How is an enzyme concentration measured?

Answer 8

amount of enzyme needed to convert 1 micromole of substrate to produce in one minute

Question 9

What are the factors influencing enzyme activity? (6)

Answer 9

1. temperature
2. dehydration
3. ultraviolet light
4. pH extremes
5. organic solvents
6. heavy metal solvents

Question 10

Enzyme names usually end with a suffix _______.

Answer 10

-ase

Question 11

What can an enzyme’s name tell you?

Answer 11

indicates substrate or the type of chemical reaction it facilitates