Technical Procedures I: Study Guide
If 6oz of 20 index arterial fluid was used to prepare a 1 gallon solution, what will be the strength of this solution?
.9375% strength
At what concentration does formaldehyde vapor in a room constitute potential health hazard to the embalmer?
0.5ppm over an 8 hour period, or below 2 ppm over a 15 minute period
If 8oz of a 20-index arterial fluid is used to prepare a 1 gallon solution, what will be the strength of this solution?
1.25% strength solution
How may ounces of a 25-index arterial fluid must be used to prepare a 1 gallon 2.0% strength arterial solution?
10.2 oz of arterial fluid
how many oz in 1 gallon?
128oz
How may ounces of a 25-index arterial fluid must be used to prepare a 1 gallon 3.0% solution?
15.36 oz of arterial fluid
the formaldehyde standard for short term exposure (STEL) is
2ppm/15 minutes
how many ounces of formaldehyde are contained in a 16 oz bottle of 25 index arterial fluid
4 oz
How much water must be added to make a 3.0% arterial solution if 6oz of a 20-index fluid is used?
40 oz of water
How much water must be added to make a 2.0% arterial solution if 6oz of a 20-index fluid is used?
60 oz of water
The average normal pH level for a living human being is
7.4
How may ounces of a 25-index arterial fluid must be used to prepare a 1 gallon 1.5% strength solution?
7.6 oz of arterial fluid
How much water must be added to make a 1.5% arterial solution if 6oz of a 20-index fluid is used?
80 oz of water
What are two primary areas of consideration for engineering controls?
Adequate ventilation and proper plumbing
Which embalming room instrument is used to direct arterial embalming fluid into the artery from the embalming machine?
Arterial Tube
Direct treatment of the contents of the body cavities and the lumina of hollow viscera with embalming chemicals, involving a two-step process of aspiration and injections, with a trocar, is the definition of which classification of embalming?
Cavity
During the agonal period, the term that refers to respiratory gurgling or rattling in the throat caused by build-up of mucus and the loss of the cough reflex, is known as:
Death rattle
Which civilization is credited with perform the first or original "embalming" procedures tracing back to approximately 3000 BCE?
Egyptian
When was arterial embalming - without evisceration - first used for preservation of the dead human body?
Gabriel Clauderus, in the late 17th century, first documented and published his method for arterial embalming without evisceration
Name five common work practice controls that would contribute to a hygienic environment in the embalming room
Hand washing Proper handling and disposal of contaminated waste and sharps Avoiding splashing, spraying, or splattering Use of PPE Adequate housekeeping
Biological occupational hazards in the workplace are addressed by OSHA in the ___________________?
Hazard Communication Rule
Injection of embalming chemicals directly into the tissue via a hypodermic needle or trocar, supplemental to vascular embalming when unsuccessful or impossible, is the definition of which classification of embalming?
Hypodermic
Bloodborne pathogen rule
OSHA regulation concerning exposure of employees to blood and other body fluids
Which of the following is not a primary reason for performing embalming?
Proper Identification
You receive and go on a first call for a gentleman that you receive at his home in his bead and had been under the care of a doctor for congestive heart failure. In making arrangements with his widow, she mentions that he had been working on the house and fell off a ladder 2 hours before he passed away, but them came in the house and seemed ok and just wanted to take a nap, when he passed away while in his sleep. As a licensed embalmer, knowing this information, you are legally required to report this information to:
The police, coroner or medical examiner
Clostridium perfringens is responsible for what troublesome condition in the preparation room?
Tissue gas
What does it mean to practice universal precautions?
Treating all human remains and bodily fluids as contaminated with bloodborne pathogens such as HIV, and hepatitis B
Historically, when was arterial embalming first employed - with evisceration - for preservation of the dead human body?
William Hunter, in the 18th century, employed arterial embalming with evisceration for preservation of the dead human body
High-index special purpose fluids
a group of chemicals with indexes greater than 30 used in the preparation of extreme cases, such as bodies with edema, those dead from renal failure, bodies dead for a long time, and bodies evidencing decomposition
Sterilization
a process that renders a substance free of all microorganisms
Osmosis
a process through which molecules of a solvent (i.e. salt) pass through a semipermeable membrane from an area of higher concentration (hypertonic) to an area of lower concentration (hypotonic)
Coinjection fluid
a supplemental fluid that is mixed and injected with the arterial solution; designed to enhance the effectiveness of the arterial solution
escape of blood serum from an intravascular to an extravascular location immediately before death is
agonal edema
this embalming method consists of injecting a few ounces of arterial chemical, stopping injection, draining for a few minutes, and repeating the process
alternate
Germicide
an agent, usually a chemical, applied either to inanimate objects or living tissue for the purpose of destroying disease-causing microbial agents, but not usually bacterial spores
Sanitizer
an agent, usually chemical, that possesses disinfecting properties when applied to precleaned objects/surfaces
severe generalized edema is known as
anasarca
those changes occurring in the interval prior to somatic death are
antemortem
this is a term used to refer to the after-death examination of the organs and tissues of a body to determine cause of death or pathological conditions
autopsy; post mortem examination
Biological hazard
biological agent or condition that constitutes a health hazard to humans
that consideration given to the dead body, prior to, during and after the embalming procedure is complete is the
case analysis
cause of death vs manner of death
cause of death indicates the medical cause of death and will mention any injuries or diseases that resulted in death manner of death is a set of categories including "natural", "accident", "homicide", "suicide", and "undetermined"
Cold chemical sterilant
chemical solution used for the immersion of embalming instruments as a means of disinfection and sterilization Concurrent disinfection/ decontamination: disinfection practices carried out during the embalming process
signs of death exhibited by the eyes of the deceased include
clouding of the cornea and flattening of eyeball loss of luster of the conjunctiva pupil dilation and non-response to light
Arterial fluid
concentrated embalming fluid that contains preservatives, germicides, vehicles, dyes, perfuming, and modifying agents
irreversible cessation of all vital functions is
death
Bactericidal
destructive to bacteria
Cavity embalming
direct treatment, other than vascular injection, of the contents of body cavities, and the lumina of hollow viscera
any abnormal color appearing on the human body is called
discoloration
Aerosolization
dispersal as an aerosol
the movement of embalming solutions from the point of injection throughout the arterial system and into the capillaries is called
distribution
A process of chemically treating the dead human body to reduce the presence and growth of microorganisms, to retard organic decomposition, and to restore an acceptable physical appearance is
embalming
Respirator standard
employees must be fitted to see if a respirator is appropriate and a personal respirator must be fitted to each individual employee regularly
Jaundice fluids
fluids compounded to cover or remove discoloration of jaundice
Tissue gas fluids
fluids designed to arrest and control the causative agent of tissue gases
discoloration resulting when formaldehyde reacts with hemoglobin in the tissues is called
formaldehyde grey
Asepsis
freedom from infection and from any form of life; sterility
chemicals that create an increased capability for embalmed tissues to retain their moisture are known as
humectants
content normally aspirated from the stomach
hydrochloric acid
another name for pleural effusion is
hydrothorax
which conditions would require special attention during thoracic cavity embalming
hydrothorax hydropericardium
five purposes for a preinjection fluid
improve distribution and drainage, clear blood discolorations, adjusts pH of the tissues which helps reduce graying, reduces coagulation, and reduces harsh effects of preservatives like formaldehyde
fluid dilution formula
index * volume of fluid = strength of solution * total volume
Bacteriostatic
inhibiting growth or multiplication of bacteria
Hypodermic embalming
injection of embalming chemicals directly into the tissues of the dead human body through the use of a syringe and needle
low index fluids used to inhibit bilirubin from turning to biliverdin are known as
jaundice fluids
an imaginary line drawn on the surface of the skin to represent the approximate location of some deeper underlying structure is the
linear guide
Employee right-to-know laws
make embalmers aware of the duties and responsibilities imposed on them by the laws and regulations of various jurisdictions in which they practice
MSDS
material safety data sheets
Engineering controls
mechanical systems and devices engineered into the architecture of a building; include adequate ventilation and proper plumbing
a needle injector is used for
mouth closure
Exposure control plan
must be accessible to all employees and are developed to control, minimize, or eliminate employee exposure to infectious agents
OSHA
occupational health and safety organization
injection and drainage from one location is called
one point injection
Airborne pathogen
pathogenic microorganisms that are airborne and can cause disease in humans
Bloodborne pathogen
pathogenic microorganisms that are present in human blood and can cause disease in humans
PEL
permissible exposure limit
Universal precautions
practice in which embalmers treat all remains as if they are infected with HIV, HBV, or other dangerous pathogens
Work practice controls
practices used in conjunction with the formaldehyde standard to prevent exposure to harmful substances
Surface embalming
preservation of body tissues by direct contact with embalming chemicals
chemicals which inactivate saprophytic bacteria are called
preservative
tissue donation
procurement and transplantation of a collection of similar cells and the intercellular material that surrounds them, such as skin, eye tissue, ligaments, and bones
organ donation
procurement of and transplantation of a body part that fulfills a specific function within the body, such as the heart, liver, or kidneys
proteolysis refers to decomposition of
proteins
Actual pressure
reading on the pressure gauge on the centrifugal pump when the rate of-flow valve is open and arterial solution is entering the body
Squeegee effect
reduces the amount of microorganisms introduced in the tissues
Hazard communication rule
requires that employers communicate to employees the dangers that exist in the workplace as a result of hazardous substances or materials
a sharp cutting instrument used for making incisions is the
scalpel
STEL
short term exposure limit
What are some signs of decomposition?
signs of decomposition include color (caused by chemical breakdowns occurring within the body), odor (caused by foul-smelling amines, mercaptans, and hydrogen sulfide), skin slip (desquamation, caused by hydrolysis of collagen and elastin), gases (a byproduct of decomposition), and purge (caused by the buildup of pressure from gases formed in the abdomen).
Hypotonic solution
solutions containing less of a dissolved substance (i.e. salt) than is found in a particular fluid (i.e. blood)
Hypertonic solution
solutions containing more of a dissolved substance (i.e. salt) than is found in a particular fluid (i.e. blood)
Preinjection fluid
supplemental fluid that may be injected before the injection of the preservative arterial solution; purpose is to expand the vascular system, promote drainage, and prepare the tissues for reception of the arterial solution
Action level
that level in which certain actions must occur; in the formaldehyde standard, the level at which periodic monitoring for formaldehyde becomes necessary and at which medical surveillance becomes necessary
Potential pressure
the actual reading on the gauge in the centrifugal machine; indicates the pressure in the delivery line of the machine with the rate-of-flow valve closed or the arterial tubing clamped shut
Primary dilution
the addition of water to arterial fluid in order to create a solution
Terminal disinfection/decontamination
the cleaning and disinfection of the body, instruments, and the embalming room following embalming of the body
Potential pressure
the difference between the potential pressure reading and the actual pressure reading; indicates rate of flow
Secondary dilution
the dilution that occurs when arterial solution is introduced to tissue
hand pump vs. bulb syringe
the hand pump can create pressure to inject arterial solution, or can create a vacuum to aspirate, while the bulb syringe only injects No arterial solution or aspirated materials flow directly through the handpump, but arterial solution does flow through the bulb syringe.
Embalming
the process of chemically treating the dead human body to reduce the presence and growth of microorganisms, to retard organic decomposition, and to restore an acceptable physical appearance
Preservation
the science of treating the dead human body chemically so as to temporarily inhibit decomposition
Decontamination
the use of physical, chemical, or other means to remove, destroy or inactivate harmful microorganisms or chemicals from a surface
Arterial embalming
the use of the blood vascular system of the body to accomplish temporary preservation, sanitation, and restoration of the dead human body
when death has occurred due to pneumonia, an embalmer should expect
thoracic congestion and increased blood viscosity
eight criteria that help the embalmer determine type, strength, and volume of arterial solution
time between death and preparation, time between preparation and disposition, moisture content of the body, weight of the body, amount of fat vs muscle, progress of postmortem changes, nature of death, medical conditions (renal failure, liver failure, chemotherapy, etc.)
TWA
time weighted average