Humectants

Question 1

What are Humectants?

Answer 1

Chemicals that increase the capability of embalmed tissues to retain moisture

Question 2

What is a supplemental fluid?

Answer 2

Fluid injected for purposes other than preservation and disinfection

Question 3

What categories do the three supplemental fluids fall into?

Answer 3

Pre-injection, Co-Injection, Restorative Fluids

Question 4

Chemicals for which there may be greatly varying demands predicated upon the type of embalming and environment

Answer 4

Modifying Agents

Question 5

What are the 4 things that Humectants do?

Answer 5

1. Add moisture to the body
2. Make tissue more pliable
3. Retain moisture in tissue more pliable
4. Attach themselves to the HCHO molecules

Question 6

When should you use Humectants?

Answer 6

1. Extreme Weight Loss
2. Emaciation
3. Having bodies held for a really long time

Question 7

What are the Components of Humectants?

Answer 7

1. Glycerol
2. Sorbitol
3. Glycol
4. Emulsifiers
5. Lanolin Derivatives
6. Natural and Synthetic Gum

Question 8

What is Sorbital compared to now days?

Answer 8

Glycerine

Question 9

Chemically what is Sorbital composed of?

Answer 9

6 carbon and 6 hydroxyl groups

Question 10

What is the ideal temp to store Sorbitol?

Answer 10

55 degrees F

Question 11

What does Hygroscopic mean?

Answer 11

Absorbs moisture readily

Question 12

Is Lanolin and Silicon Soluble?

Answer 12

No

Question 13

How long can a general emulsifier last?

Answer 13

2 to 5 years

Question 14

What is used to reduce the drying effects of aldehydes?

Answer 14

Oleate and Palimates Oils

Question 15

Where does Lanolin come from??

Answer 15

Sheep Oil

Question 16

Where are Synthetic Gums formed from?

Answer 16

Cellulose

Question 17

What are natural and synthentic gums used for?

Answer 17

Restore moisture to tissue and maintain normal moisture

Question 18

Is there any other embalming fluid you can co inject with?

Answer 18

No, only humectants should be co injected

Question 19

What is the definition of Arterial Fluid/ Solution?

Answer 19

A concentrated preservative, embalming chemical that is diluted with water

Question 20

What is the purpose of arterial fluid?

Answer 20

Inactivating saprophytic bacteria and rendering the body tissues less susceptible to decomposition

Question 21

What are capillaries?

Answer 21

The smallest blood vessel, single layer of epithelial cells. Connects the smallest arteries with smallest veins

Question 22

What does permeability do to the capillaries?

Answer 22

Allows for a substance to diffuse into the capillary veins to the tissues

Question 23

Why can only Humectants be Co injected?

Answer 23

Because they are Viscous

Question 24

What does Chemical Evaporation mean?

Answer 24

The body is too dehydrated because of embalming too hard

Question 25

What is the substance that is dissolved into a solution?

Answer 25

Solute

Question 26

The liquid containing dissolved substance?

Answer 26

Solution

Question 27

A liquid holding another substance in solution?

Answer 27

Solvent

Question 28

Should you ever pre-inject humectants?

Answer 28

No

Question 29

What does Viscous mean?

Answer 29

Thick

Question 30

What are two good examples of vegetable gum?

Answer 30

Karaya and Tragacanth

Question 31

Whats the shelf life of emulsified oils?

Answer 31

2 to 5 years

Question 32

What is Ethylene Glycol??

Answer 32

Colorless, syrupy liquid with little to no odor

Question 33

What does Ethylene Glycol do to the body?

Answer 33

Used to help to retain moisture and soften the tissues