Test 3

Question 1

Solve the problem. How many ounces of embalming fluid would you need using a 25 index fluid to make a 1 gallon solution of 2% strength? Your answer should include the formula and what you are solving for. You must show your work to receive full credit.

Answer 1

C x V = C’ x V’
25 x V = 2 x 128
25V = 256
V = 10.2 oz

Question 2

Would you use an active or inactive dye when trying to clear a postmortem discoloration?

Answer 2

Active

Question 3

Would you use hardening compound for an autopsied or unautopsied case?

Answer 3

Autopsied

Question 4

These reduce the molecular cohesion of a liquid and thereby enable it to flow through smaller apertures

Answer 4

Surfactants

Question 5

These are also known as masking agents

Answer 5

• Deodorants

* Reodorants

Question 6

These can be active or inactive

Answer 6

Dyes

Question 7

The best example of this is water

Answer 7

Vehicles

Question 8

They influence the chemical reaction produced by the preservative solution and function to control the action of the main preservative agents

Answer 8

Modifying agents

Question 9

They retard the tendency of blood to become more viscous

Answer 9

Anticoagulant

Question 10

They work in embalming fluids to kill microorganisms or to render them inactive

Answer 10

Germicide

Question 11

Formalin is the most commonly used chemical in this category

Answer 11

Preservative

Question 12

Jaundice embalming fluid has a higher or lower index of formaldehyde

Answer 12

Lower index

Question 13

List 3 examples of how to apply work practice controls when handling chemicals

Answer 13

• Wear gloves, eye protection, and protective clothing
• Use a good ventilation system (at least 15 exchanges per hour)
• Keep a MSDS sheet available for each chemical

Question 14

Would you typically use a humectant on a case with edema or dehydration?

Answer 14

Dehydration