Exam 5 Vocab Flashcards by Emily Thomas

Substances bringing about the breaking down of chemicals (precipitation)

Precipitant

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This is the cause of HCHO breakdown

Precipitant

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The formation of a suspension of an insoluble compound by mixing two solution

Precipitation/Polymerization

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The chemical reaction in which a compound is made into a polymer

Precipitation/Polymerization

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The break down phase/process

Precipitation/Polymerization

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Can produce formaldehyde when heated

Para-formaldehyde

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Found in preservative powders. deodorizing powders, deodorizing powders, sealing powders, cavity desiccants, and hardening powders

Para-Formaldehyde

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A liquid holding another substance in solution

Solvent

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The substance that is dissolved in a solution

Solute

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Liquid containing dissolved substance

Solution

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A homogeneous mixture of two or more substances able to pass through a semi-permeable membrande

True Solution

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A solution having a lesser concentration of dissolved solute than the solution to which it is compared aka lower osmotic pressure

Hypotonic Solution

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A solution having a greater concentration of dissolved solute than the solution to which it is compared aka Higher osmotic pressure

Hypertonic Solution

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A solution having an equal concentration of dissolved solute to that of a standard of reference aka equal osmotic pressure

Isotonic Solution

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Group of chemicals used in addition to vascular and cavity embalming fluids, includes but is not limited to hardening compounds, preservative powders, sealing agents, mold preventative agents, and pack application agent

Accessory Chemicals

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Accessory Chemicals

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Dyes which aid in restoring a life-like surface pigmentation to a body and also stain the body tissue cells

Active Dyes
Staining Dyes
Cosmetic Dyes

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Intravascular, the increase of viscosity of blood brought about by the clumping of particulate formed elements in the blood vessels which is a specific type of congealing

Agglutination

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Severe generalized edema

Anasarca

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Ingredient of embalming fluids that retards the natural postmortem tendency of blood to become more viscous or prevents adverse reactions between blood and other embalming chemicals

Anticoagulant Fluid

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A non-toxic disinfectant suitable for the use on animal tissue

Antiseptic

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A carcinogen potentially produced when formaldehyde and sodium hypochlorite come into contact with each other; normally occurs only in a controlled laboratory setting and requires a catalyst

Bischloromethyl Ether (BCME)

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A carcinogen potentially produced when formaldehyde and sodium hypochlorite come into contact with each other; normally occurs only in a controlled laboratory setting and requires a catalyst

Bischloromethyl Ether (BCME)

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A chemical which affects the stabilization of the acid base balance within embalming solutions and in the embalmed tissues

Buffers

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Minute blood vessels, the walls of which comprise a single layer of endothelial cells; connect the smallest arteries with the smallest veins, and are where pressure filtration occurs

Capillaries

The process of converting soluble protein to insoluble protein by heating or contact with a chemical such as an alcohol or an aldehyde

Coagulation

The injection of a specialized chemical in conjunction with the routine arterial chemical

Coinjection

A solution-like system in which the size of the solute particle is between 1 and 100 nanometers

Colloid

Loss of moisture from body tissue which may occur antemortem or postmortem

Dehydration

Rendered thoroughly dry, exhausted of moisture

Desiccation

Sloughing off of the epidermis, wherein there is a separation of the epidermis from the underlying dermis formally referred to as skin slip

Desquamation

Separation of substances in solution by the difference in their rates of diffusion through a semipermeable membrane

Dialysis, aka Selective Diffusion

The destruction and/or inhibition of most pathogenic organisms and their products in or on the body

Disinfection

The movement of embalming solutions from the point of injection throughout the arterial system and into the capillaries

Distribution Solution

The movement of molecules or other particles in solution from an area of greater concentration to an area of lesser concentration until uniform concentration is reached

Diffusion

Passage of some components of the injected embalming solution from an intravascular to an extravascular location; movements of the embalming solutions from the capillaries into the interstitial fluids

Diffusion Solution

Tubular instrument of varying diameter and shape, preferable with a plunger, that is inserted into a vein to aid in drainage of blood and to restrict the exit of vascular embalming solution

Drain Tube

Condition that results when the body part that dies had little blood and remains aseptic and occurs when the arteries but not the veins are obstructed

Dry Gangrene

Abnormal accumultion of the fluids in tissue or body cavities

Edema aka Dropsy

Abnormal accumultion of the fluids in tissue or body cavities

Edema aka Dropsy

Free floating object in the blood stram

Embolism

Removal of particles, liquid or solid, from a solution, as it passes through a membrane or other partial barrier

Filtration

Grey discoloration of the body cause by the reaction of formaldehyde from the embalming process with hemoglobin to form methyl hemoglobin

Formaldehyde Grey

A mixture of formaldehyde gas dissolved in water with 40% by volume, 37% by weight, and contains 7% methyl alcohol to prevent polymerization

Formalin

Necrotic tissue that is wet as a result of inadequate venous drainage, may be accompanied by bacterial infection

Wet Gangrene

Antemortem necrosis in a wound infected by an anaerobic gas forming bacillus, the most common etiologic agent being Clostridium Perfringens

Gas Gangrene

Extravascular Movement of preservative fluids by gravitational force to the dependent areas of the body

Gravity Filtration

Chemical in powder form that has the ability to absorb and to dry

Hardening Compound

Embalming instrument used to hypodermically inject areas of the body with embalming chemicals

Hypo Valve Trocar / Parietal Needle

Injection of very strong arterial fluid under relatively high pressre into head and face through both common carotid arteries to effect preservation and disinfection while minimizing swelling

Instant Tissue Fixation | Head Freeze

The amount of a poison that will kill 5-% of the group to which it has been administered

Lethal Dose 50% (LD50)

The smallest dose of a poison on record that produces death

Minimum Lethal Dose

Chemicals added to the embalming solution to deal with varying demands predicated upon the embalming fluid to be used, type of embalming, the environment, and the condition of the body

Modifying Agents

The passage of solvent form a solution of lesser to one of greater solute concentration when the two solutions are separated by a semi-permeable membrane

Osmosis | Hindered Diffusion

Degree of acidity or alkalinity

The injection of a specialized chemical prior to the injection of a routine arterial chemical

Preinjection

Chemical in powder form | Typically used for surface embalming of the remains

Preservative Powder

The action of a force against an opposing force

Pressure

Positive intravascular pressure causing passage of embalming solution through the capillary causing passage of embalming fluid from an intravascular to an extravascular to diffuse with the interstitial fluids

Pressure Filtration

A suture made around the circumference of a circular opening or puncture to close it or to hold the margins in position

Purse String Suture

Process that renders a substance free of all microorganisms

Sterilization

Distension of the tissues beneath the skin by gas or air; an antemortem condition brought about by a surgical procedure or trauma

Subcutaneous Emphysema

The force that acts on the surface of a liquid and tends to minimize surface area

Surface Tension

The force that acts on the surface of a liquid and tends to minimize surface area

Surface Tension

Chemical that reduces the molecular cohesion of a liquid so it can flow through smaller apertures

Surfactant

Institution of disinfection and decontamination measures after the preparation of the remains

Terminal Disinfection

Institution of disinfection and decontamination measures after the preparation of the remains

Terminal Disinfection

The formation or presence of an attached blood clot

Thrombosis

Postmortem accumulation of gas in tissues or cavities brought about by an anaerobic gas forming bacillus

Tissue Gas

A poisonous substance of a plant, animal, bacterial, or fungal origin

Toxin

Sharply pointed surgical instrument used in cavity embalming to aspirate the cavities and inject cavity fluid

Trocar

In liquids, muddy with particles of extraneous matter, not clear or transparent

Turbid

An agent used to remove chemical constituents from municipal water supplies that could interfere with drainage and preservation

Water Conditioner

Injection of an arterial solution composed of a preservative embalming fluid which is diluted with supplemental chemicals such as humectants, water conditioners, and co-injections

Waterless Embalming

A condition resulting from the use of an embalming solution containing an insufficient amount of preservative to meet the preservation demand of the tissues; the interstitial spaces are overly filled, engorged with water

Water-logged

A method of sewing an incision along the edges without entering the opening whereby the suture becomes invisible and the line of suture becomes depressed, which lends it ease of concealment by waxing

Worm Suture | Inversion, draw stitch

Exam 5 Vocab Flashcards

(76 cards)