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Embalming Chemistry Final Study Guide questions with correct answers
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Embalming Chemistry Final Study Guidequestions with correct answers
This process leads postmortem stain and is the breakdown of erythrocytes: - correct answer -Hemolysis
A body is found after death on its face, the face is starting to turn reddish-purple, this is an example of: -
correct answer -Hypostatsis
If red blood cells break down and leave the vascular system, what technique would you use to manage
these discolorations? - correct answer -Phenol based compress
A body is found shortly after death and has "stiffened up" temporarily, this chemical change is due to: -
correct answer -Rigor mortis
This chemistry subdivision deals with the art and science of preserving human remains to slow
decomposition for a funeral and public display: - correct answer -Embalming Chemistry
This chemistry subdivision deals with study of the chemical reactions, processes, and parameters of
decomposition: - correct answer -Thanatochemistry
A body is found 12-15 hours after death and the body has cooled to the surrounding temperature of 65
degrees. This is an example of? - correct answer -Algor mortis
A body dies at a hospital and shortly after the temperature of the body increases due to the metabolic
functions still working. This describes: - correct answer -Postmortem caloricity
As a body starts to breakdown due to decomposition, the blood usually begins to thicken and clot
becoming a ______ viscosity - correct answer -Higher
A body starts to develop purge right before a visitation, what is the most likely cause? - correct answer -
Gas build up
,Protein breaking down simpler chemicals creating a basic or alkaline environment would describe: -
correct answer -Decomposition
Changing from a solid to a gas, accomplished by absorption of heat: - correct answer -Sublimation
When a body is left out in an open casket for an extended period of time, it is important to be watchful
of: - correct answer -Evaporation
By leaving a body in a body bag in refrigeration, you are most likely hastening the formation of: - correct
answer -Mold
Normal table salt is a good example of a: - correct answer -Compound
Embalming fluids are a good example of a: - correct answer -Mixture
Cremation is a good example of a process that releases heat and is ____ - correct answer -Exothermic
Melting ice is a good example of a process that absorbs heat and is ____ - correct answer -Endothermic
Any substance that makes up all observable physical objects defines: - correct answer -Matter
Decomposition and cremation are good examples of: - correct answer -Chemical changes
This is the smallest constituent unit of ordinary matter that has all the property of the chemical element
it is part of: - correct answer -Atom
This the small, dense region at the center of an atom. consists of protons and neutrons. Makes up the
majority of the mass of an atom. - correct answer -Nucleus
, When 2 atoms have different numbers of neutrons. Atoms of the same element always have the same
atomic number, but they can have varying numbers of neutrons, resulting in different mass numbers. -
correct answer -Isotope
These electrons are in the highest, outermost energy level that determine its chemical properties and
reactivity - correct answer -Valance
Breaking down of the human body by water describes - correct answer -Hydrolysis
_______ are used to reduce surface tension, which is an important factor in the capillary action related
to the embalming process-this interferes with the diffusion of embalming chemicals from the capillaries
to the tissue - correct answer -Surfactants
Water is __________, it can behave as either an acid or base - correct answer -Bilateral
______________ is a substance that tends to absorb moisture from the environment-often used as a
dessicant - correct answer -Hygroscopic
Water is usually a perfect ________, but typical tap water usually it too _________ to be used by itself
for embalming - correct answer -Vehicle, hard
Hard water causes blood to _________, thus a water corrective or _______ should be employed in the
embalming process. - correct answer -Coagulate, balancer
Diffusion through a semi-permeable membrane where solvent pass through until the concentrated
solution gets more dilute and the dilute solution gets more concentrated until they are equal describes:
- correct answer -Osmosis
Injecting a _______ solution will draw out excess moisture from the tissues. If a solution is _______, the
tissues will draw up excess water from the solution. This would accelerate decomposition - correct
answer -Hypertonic, Hypotonic
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