quiz 7

Question 1

ammonia

Answer 1

In cases of advanced decomposition ammonia will interfere with preservatives such as aldehydes, increasing preservative demand

Question 2

benzalkonium chloride

Answer 2

• reduces surface tension of water
• dissolves the cell membranes
• also an antiseptic
• an amine

Question 3

carbamide

Answer 3

Compounds with 2 amine groups attached to a carbonyl group of which urea is the most noteworthy example

Question 4

fluid to capillaires

Answer 4

distribution

Question 5

fluid to cells

Answer 5

diffusion

Question 6

indole

Answer 6

• Bicyclic two ring structure
• imparts some of the foulest odors associated with decomposition and poop
• Tryptophan is a precursor of serotonin, a neurotransmitter

Question 7

organic chemicals

Answer 7

stuff with carbon and/or hydrogen

Question 8

ptomaines

Answer 8

Amine decomposition products are commonly referred to as ptomaines

Question 9

purpose of embalming fluid

Answer 9

is not to improve fragrance

Question 10

putrefaction

Answer 10

• Simplest amine (methyl amine) is a significant primary amine that results from putrefaction

Question 11

R-OH

Answer 11

functional group for alcohol

Question 12

serotonin

Answer 12

Serotonin is thought to contribute to feelings of well being and happiness so many antidepressants prevent the breakdown of serotonin

Question 13

skatole

Answer 13

• A product of protein decomposition, also foul smelling and a major contributor to the smell of decomposition and fecal matter
• In low concentrations, it has a flowery smell and is added to many popular perfumes

Question 14

smell of death

Answer 14

Amine and sulfur containing compounds together create the smell of death

Question 15

surfactants

Answer 15

Are added to embalming fluid to aid in the penetration of preservatives into tissue cells

Question 16

water content in humans

Answer 16

• decreases as they age
• 60%