Exam 5 Vocab Flashcards
Substances bringing about the breaking down of chemicals (precipitation)
Precipitant
This is the cause of HCHO breakdown
Precipitant
The formation of a suspension of an insoluble compound by mixing two solution
Precipitation/Polymerization
The chemical reaction in which a compound is made into a polymer
Precipitation/Polymerization
The break down phase/process
Precipitation/Polymerization
Can produce formaldehyde when heated
Para-formaldehyde
Found in preservative powders. deodorizing powders, deodorizing powders, sealing powders, cavity desiccants, and hardening powders
Para-Formaldehyde
A liquid holding another substance in solution
Solvent
The substance that is dissolved in a solution
Solute
Liquid containing dissolved substance
Solution
A homogeneous mixture of two or more substances able to pass through a semi-permeable membrande
True Solution
A solution having a lesser concentration of dissolved solute than the solution to which it is compared aka lower osmotic pressure
Hypotonic Solution
A solution having a greater concentration of dissolved solute than the solution to which it is compared aka Higher osmotic pressure
Hypertonic Solution
A solution having an equal concentration of dissolved solute to that of a standard of reference aka equal osmotic pressure
Isotonic Solution
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
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
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
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
Severe generalized edema
Anasarca
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
A non-toxic disinfectant suitable for the use on animal tissue
Antiseptic
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)
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)
A chemical which affects the stabilization of the acid base balance within embalming solutions and in the embalmed tissues
Buffers
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
pH
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
