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229 Cards in this Set

  • Front
  • Back
At what level does sound pressure become painful?
120 dbA (decibels)
At what level can sound pressure kill someone?
180 dbA (decibels)
What is the sound pressue in decibels that a jet takeoff produces?
150 dbA
What would prolonged exposure to a jet takeoff (at close range) cause?
Eardrum rupture
What is the sound pressure in decibels that an aircraft carrier deck is exposed to?
140 dbA
What is the sound pressure that people are exposed to driving an armored personnel carrier?
130 dbA
What things can produce sound pressure at 120 dbA?
Thunderclap, textile loom, live rock concert, det takeoff at 200 feet, siren at close range, and a chain saw
a Steel mill, riveting, or an automobile horn at 3 feet can create sound at _____dbA?
110 dbA
a jet takeoff at 1,000 feet, a subway, an outboard motor, can create sound at ___dbA?
100 dbA
What is the prolonged affect of listening to sounds at 100 dbA?
Serious hearing damage (8 hours of prolonged hearing)
What can happen to prolonged exposure at 90 dbA?
Hearing damage and speech interference (8 hours)
What does prolonged hearing to sounds at 80 dbA cause?
possible hearing damage
What are the four categories that sound can be lumped into?
annoyance, disruption of activity, partial or total loss hearing, and physical or mental deterioration
what are some important things that sudden noice can cause in the human body?
constriction of blood vessels and increased heart beat
Is it possible for sound to permanently constrict blood vessels
Yes, it can lead to increased BP and may lead to heart disease
scientists have determined that 60 dbA can be?
intrusive
80 dbA can be ___ according to scientists?
annoying
scientists have said that 140 dbA can be __?
painful
100 decibels can be _____ according to scientists?
extremely bothersome
Milk is often referred to as ____ _____?
God's Gift
Milk and milk products can be considered ____ ____ ____?
Most Perfect food
Milk has every nutrient one can think of except for ___?
Vit. C
can proteins, cabohydrates, lipids, and minerals be found in milk?
yes they are all present
Can milk be contaminated and be a source of disease?
Yes, even though it is supposed to be produced sterile
How is the nutritional index measured?
amount nutrients / # of calories
Is mothers milk better for babies than other sources of milk?
Yes, but only if a mother is healthy and eats healthy
does everything the mother eat or drink get passed onto the baby through the breast milk?
Yes
Is it true that some researchers have stated that children who thrived on mothers milk are healthier and have the same IQ as babies that don't?
No, they have a higher IQ than babies that aren't on mothers milk
Is pasteurized (processed) milk safer than raw?
Yes, because processing milk kills a lot of pathogens
Is there any loss of nutrients during processing or pasteurization?
Yes; but the benefits outweigh the loss due to processing
T or F
It is not illegal to sell raw milk to the public?
False; Only specially licensed daires can sell raw milk
Is it leagal to transport raw milk on the interstates?
No; it is illegal to transport raw milk on interstates
What is harmful in milk as a natural product?
High fat/cholesterol content
Does mothers milk carry effective antibodies?
Yes; IgA
What does the antibodies from mothers milk provide?
Natural Passive Immunity to the body
In the United States is it required to have milk sold in grocery stores be pasteurized?
Yes it is required
Is it possible for a baby to contract Fetal Alcohol Syndrome while the mother is breast feeding?
Yes; anything the mother eats or drinks the baby eats or drinks
In what country is cheese primarily made from raw milk?
France
Why does france make cheese out of raw milk?
Because they believe that heating the milk would ruin the texture
at what temp would you pasteurize milk for 30 minutes?
62.9 degrees C or 155 degrees F;
Pasteurizing milk for 30 min. at 62.9 degrees C is known as what type of pasteurization?
Low temp Long Time Standard
(LTLT)
At what temp would you pasteurize milk for 15 seconds?
70.6 degrees C or 175 degrees F
Pasteurizing milk for 15 seconds at 70.6 degrees C is known as what type of pasteurization?
High Temp Short Time Standard
(HTST)
At what temp would you pasteurize milk for 3 seconds?
87.8 degrees C or 200 degrees F
Pasteurizing milk for 3 seconds at 87.8 degrees C is known as what type of pasteurization?
Ultra High Temp Short Time Standard
(UHTST)
Flash pasteurization is done at what temp?
70.6 degrees C for 15 seconds
what does using the UHTST standard due to milk?
It sterilizes it
After using the UHTST standard does the milk tend ot have a longer shelf life?
Yes the milk tends to have a longer shelf life after being pasteurized at UHTST
Where is the UHTST methods commonly used in the US and world?
Europe, and California
What are the organisms that are most common in milk spoilage?
Streptococcus lactis
Streptococcus cremoris
Lactobacillus Acidophilus
Lactobacillus Bulgaricus
what diseases from milk producing animals can be transmitted to man?
Undulant fever
Bovine Tuberculosis
Q fever
Undulant fever is caused by __?
Brucellosis, Brucella Abortus, or Brucella Melitenos
Bovine tuberculosis is caused by what?
Mycobacterium bovis
Q fever is caused by what?
Coxiella Burneti is or Rickettsial origins
What are some milk borne diseases that are of human origin?
Typhoid, Gastroenteritis, Bacillary Dysentery, Amoebic Dysentery, Scarlet Fever, Diarrhea, Pneumonias, Diptheria, Polio, Hepatitis, Pharyngitis
Typhoid is caused by?
Salmonella Typhi
Gastroenteritis is caused by?
Salmonella Enteritidis
Bacillary Dysentery is caused by?
Shigella Sonnei
Amoebic Dysentery is caused by?
Entamoeba Histolytica
Scarlet Fever is caused by?
Strep. Pyogenes
Diarrhea is caused by?
E. Coli
Diptheria is caused by?
Corynebacterium Diptheriae
Hepatitis is caused by?
a virus or bacteria
With regards to microbes causing milk spoilage what are some acid producers?
Streptococcus lactic
Streptococcus cremoris
Levconostoc Citrovorum
Lactobacillus Casei
Lactobacillus Acidophilus
Lactobacillus Bulgaricus
Lactobacillus Brevis
Lactobacillus Fermenti
With regards to microbes causing milk spoilage what are some gas producers?
Clostridium Butyricum
Candida Pseudotropicalis - yeast
Ropy and Stringy Milk are caused by which microbes?
Alkaligenes Viscolactis
Aerobacter Aerogenes
Streptococcus Cremoris
Proteolysis and curdling of milk is caused by which organisms?
Bacillus Subtilis
Bacillus Cereus
Pseudomonas
Which microbes cause an abnormal smell of milk spoilage?
Salmonella Lactis
Pseudomonas Icthyosmia
Coliforms
Salmonella Lactis causes what kind of smell in milk spoilage?
It causes a Var. Maltigens
Pseudo Icthyosmia causes what kind of smell in milk spoilage?
Fishy taste
Coliforms gives milk a ____ smell in regards to milk spoilage?
Feces
Lipolysis is caused by which microbes with regards to milk spoilage?
Pseudomonas
Achromobacter Lipolyticum
What does the phosphatse test detect?
It detects the presence of phosphatase, an enzyme destroyed during pasteurization
What does the reductase test detect?
It indirectly measures the number of bacteria in milk, The rate at which methylene blue is reduced to its colorless form is directly porportional to the number of bacteria in a milk sample
What does the standard plate count test?
It Directly measures viable bacteria. Diluted milk is mixed with nutrient agar and incubated 48 hours; colonies are counted , and the number of bacteria in original sample is calculated
How long can the standard plate count take?
24 hours or more
what is the purpose of the posphatase test?
To determine whether adequate heat was used during pasteurization; If active phosphatase remains, pathogens also might be present
What is the purpose of the reductase test?
To estimate the number of bacteria in a milk sample.
High quality milk contains so few bacteria that a stnadard concentration of methylene blue will not be reduced in 5.5 hours. Low quality milk has so many bacteria that methylene blue is reduced in 2 hours or less
What is the purpose of the standard plate count?
To determine the number of bacteria in a milk sample. The number per milliliter must not exceed 100,000 in raw milk before pooled with other milk or 20,000 after pasteurization
A positive coliform test indicates what?
That the milk has been contaminated with fecal material
Is the test for pathogens required in the production of milk?
Usually it is not required but it can be helpful in locating the source of infectious agents
What is the name of the enzyme being tested in the phosphatase test?
Monophosphodiesterase
What are some principal microorganisms responsible for fermentation for cultured sour cream?
Streptococcus Cremons
Streptococcus Lactis
What is the principal microorganism responsible for fermentation for bulgarian milk?
Lactobacillus Bulgaricus
What is the principal microorganism responsible for fermentation fo acidophilus milk?
Lactobacillus Acidophilus
What are some pricipal microorganisms responsible for fermentation of yogurt?
Streptococcus Thermophilus
Lactobacillus Bulgaricus
Heroin has the CSA schedule of?
I (one)
Morphine has a CSA schedule of?
II (two)
Codeine has a CSA schedule of?
II or III (two or three)
Methadone has a CSA schedule of?
II (two)
Marijuana has a CSA schedule of?
II (two)
Barbiturate have a CSA schedule of?
II, III, or IV (two, three, or four)
Chloral hydrate has a CSA schedule of?
IV (four)
Meprobamate has a CSA schedule of?
IV (four)
Cocaine has a CSA schedule of?
II (two)
Amphetamines has a CSA schdule of?
II or III (two or three
Heroin, Morphine, Codeine, and Methadone are in which drug group?
Narcotics
Marijuana is in which drug group?
Cannabis
Barbituarates, Chloral hydrate, Meprobamate and Methaqualone are in which drup group?
Depressants
Cocaine and amphetamines are in which drug group?
Stimulants
What is the medical use of Heroin?
none
What is the medical use of Morphine?
Analgesic
What is the medical use of Codeine?
Analgesic, antitussive
What is the medical use of Methadone?
Analgesic, Heroin substitute
What is the medical use of marijuana?
none
What is the medical use of barbiturates?
Anesthetic, sedation, anticonvulsant, sleep
What is the medical use of Chloral hydrate?
Hypnotic
What is the medical use of Meporbamate?
Anti-anxiety, sedation, muscle relaxant
What is the medical use of Cocaine?
Local anesthetic
What is the medical use of Amphetamines?
Narcolepsy, hyperkinesis, weight control
What is the CSA schedule of LSD?
I (one)
what is the CSA schedule of Mescaline?
I (one)
What is the CSA schedule of PCP?
III (three)
LSD, Mescaline, Psitocybin, DOM, PCP and MDA are members of which drug group?
Hallucinogens
What is the medical use of LSD?
none
What is the medical use of Mescaline?
none
What is the medical use of PCP?
Veterinay anesthetic
What determines CSA schedule level one status?
1.)The drug or other substance has a high potential for abuse
2.)The drug or other substance has no currently accepted medical use in treatment in the US
3.) There is a lack of accepted safety for use in the drug or other substance under medical supervision
What determines CSA schedule level two status?
1.) The drug or other substance has a high potential for abuse
2.) The drug or other substance has a currently accepted medical use in treatment in the US or a currently accepted medical use with severe restrictions
3.) Abuse of the drug or other substance may leat to severe psychological or physical dependence
What determines CSA schedule level three status?
1.) The drug or other substance has a potential for abuse less than the drugs or other substances in schedules I and II
2.) The drug or other substance has a currently accepted medical use in treatment in the US
3.) Abuse of the drug or other substance may lead to moderate or low physical dependence or high psychological dependence
What determines CSA schedule level four status?
1.) The drug or other substance has a low potential for abuse relative to the drugs or othersubstances in schedule III
2.) The drug or other substance has a currently accepted medical use in treatment in US
3.) Abuse of the durg my lead to limited physical dependence or psychological dependence relative to the drugs or other substances in schedule III
What determines CSA schedule level five status?
1.) The drug has a low potential for abuse
2.) the drug has a currently accepted medical use in treatment in US
3.) Abuse of the drug may lead to limited physical dependence or psychological dependence
What are some examples of CSA level V drugs?
Thorazine, Valium, and other attaractic drugs
What are attaractic drugs?
Tranquilizers
The most commonly abused drug in the United States is?
Alcohol
People who are dependent upon heroin keep taking it mostly to?
Avoid withdrawl
Which age group has the highest percentage of drug abusers?
18-25
Which drug does not cause physical dependence?
Peyote
Most drug users make their first contact with illicit drugs through?
Their friends
What is the most unpredictable drug on the street today?
Phencyclidine (PCP)
The majoritity of inhalant abusers are?
Children
Which drug poses the greatest health hazard to the most people in the US?
Cigarettes
Which drug poses the highest immediate risk to users?
Inhalants
This drug was elieved to be non-addictive with it was developed in the 1900's as a substitute for morphine and codeine?
Heroine
When does a person become hooked on heroin?
Different for each person
What sobers up a drunk person?
Time
What group of drugs should never be mixed with alcohol?
Sedatives
Medical help for drug problems is available without legal penalties under __?
Federal law
Stopping drug abuse before it starts is called?
Prevention
How long does marijuana stay in the body after smoking?
up to a month
The use of drugs during pregnancy may be harmful to ___?
The unborn child
What makes marijuana especially harmful today?
It is much stronger, it could affect physical and mental development, younger kids are using it
More than ______ people die each year from injuries?
145,000
What is the leading cause of death in people under age 44?
Injuries
How many children and young adults die from injuries in the US every day?
85
How many children and young adults through 24 yrs. die from injuries?
31,700
How many of the 31,700 die in motor vehicle crashes?
13,200
How many of the 31,700 die as a result of homicide?
9,300
How many of the 31,700 die as a result of suicide?
5,000
How many of the 31,700 die as a result of drownings?
1,800
How many of the 31,700 die as a result of burns and fires?
1,400
How many of the 31,700 die as a result of poisoning?
650
How many of the 31,700 die as a result of falls?
380
How often does a person die in a residential fire?
About every 2 hours
Who are at high risk of dying in a residential fire?
young children and elderly
What is the percentage of residential fire deaths occur in homes without a functioning smoke detector?
80%
If all bicyclists wore helmets we could:___?
Save one life every day
Prevent one head injury every four minutes
Save $70 million annually
What is the financial cost of injury is ___?
$224 billion
In 1997 what did the CDC report in regards for health statistics for deaths?
147,891 now it is approximately 150,000
In 1997 what did the CDC report in regards for health statistics for hospital discharges?
2,591,000
In 1997 what did the CDC report in regards for health statistics for ER visits?
36,961,000
In 1997 what did the CDC report in regards for health statistics for Number of reported injuries?
59,127,000
How many people in the USA are left with permanent dis-abling consequences?
500,000 per year
Alcohol is the number ____ cause of fatalities due to accidents?
1 (one)
Being young (youth) and inexperience is number __ cause of fatalites due to accidents?
2 (two)
What has infleunced that recent increase in highway deaths?
Speed limit increases
What has lowered the highway death rate?
Seat belts by 40-50 percent
What can reduce the death risk by 70% of highway deaths?
Child safety seat
What is the legal BAC limit in the US?
0.08 percent
What are the effects of alcohol at .10 BAC?
You are legally under the influence as well as impaired
What are the effects of alcohol at .10 - .20 BAC?
You are drunk
What are the effects of alcohol at .20 - .30 BAC?
You are in a stupor
What are the effects of alcohol at .30 - .45 BAC?
You are in a coma
What are the effects of alcohol at .45 or higher BAC?
You are dead from respiratory paralysis
What is the number 1 work-related disease or injury?
Lung disease
What is the number 2 work-related disease or injury?
Musculoskeletal injuries
What is the number 3 work-related disease or injury?
Occupational cancers
What is the number 4 work-related disease or injury?
Sever occupational traumatic injuries
What is the number 5 work-related disease or injury?
Occupational cardiovascular diseases
What is the number 6 work-related disease or injury?
Disorders of reproduction
What is the number 7 work-related disease or injury?
Neurotoxic disorders
What is the number 8 work-related disease or injury?
Noise-induced loss of hearing
What is the number 9 work-related disease or injury?
Dermatologic conditions
What is the number 10 work-related disease or injury?
Psychologic disorders
Asbestosis causes?
Pneumoconiosis
pyssinosis causes?
Cottonfibre
Silicosis is a major problem for?
Sand Blasters or Chert Workers
Silicosis causes?
Siderosis
What are some inorganic dusts that can cause disease?
Crystalline silica, Asbestos, Coal dust
What are some Organic and Metallic dust that can cause disease?
Cotton, flax, hemp, proteins, metallic salts, antibiotics, chemicals, moldy hay, grain, sugar cane, contaminated humidifiers
What are some gases and fumes that can cause disease?
Nitrogen, CO2, CO, Methane, H2S, NH3, SO2, Phosgene, ozone
What are some viable aerosols that can cause disease?
Bacteria, viruses, fungi
What are some respirator carcinogens that can cause disease?
Arsenic, asbestos, chromium, radon daughters, nickel, coke oven emissions
Crystaline silica can cause what disease?
Silicosis
Asbestos can cause what disease?
Asbestosis, lung cancer, mesothelioma
Coal dust can cause what diseases?
Coal workers' pneumoconiosis
Cotton, flax, and hemp can cause what disease?
Byssinosis
Mold hay, grain, sugar cane, and contaminated humidifiers can cause what disease?
Hypersensitivity pneumonitis
Nitrogen and other gases can cause what diseases?
Asphyxiation, irritation, pulmonary edema
Bacteria, and viruses can cause what diseases?
Brucellosis, psitticosis, anthrax, mycobacterioses
Fungi can cause what diseases?
Histoplasmosis, aspergillosis, cocidioidomycosis
Arsenic, asbestos, chromium, radon daughters nickel can cause what disease?
Lung cancer
Agricultural workes are exposed to what and can suffer from what possible diseases?
Exposed: Pesticides, infectious agents, gases, sun-light
Diseases: Pesticide poisoning, farmers' lung skin cancer
Caisson workers are exposed to what and can suffer from what possible diseases?
Exposed: pressurized work environments
Diseases: Caisson disease or the bends
Jack hammer operators are exposed to what and can suffer from what possible diseases?
Exposed: Vibration
Diseases: Raynaud's phenomenon
Miners are exposed to what and can suffer from what possible diseases?
Exposed: Talc, radiation, metals, coal dust, silica
Diseases: Pneumoconioses, lung cancer
Plumbers are exposed to what and can suffer from what possible diseases?
Exposed: lead, solvents, asbestos
Diseases: lead poisoning
Railroad workers are exposed to what and can suffer from what possible diseases?
Exposed: Creosote, sunlight, oils, solvents
Diseases: Cancer, dermatitis
Textile workers are exposed to what and can suffer from what possible diseases?
Exposed: cotton dust, fabrics, finishers, dyes, carbon disulfide
Diseases: Bysinossis, dermatitis, psychosis
A deficiency in Thiamine can cause what?
Beriberi - impairment of nerve issue function, edema and or wasting
A deficiency in Riboflavin can cause what?
Ariboflavinosis - fissures in corner of mouth, swollen purple tongue, dermatitis
A deficiency in Niacin can cause what?
Pellagra - diarrhea, dermatitis, impairment of nervous system function psychoses
A deficiency in Vitamin B4 can cause what?
Fissures in corner of mouth, anemia, impairment of nervous system and immune system function
A deficiency in biotin can cause what?
Flacky dermatitis, loss of appetite, apathy, depression, haliucinations
A deficiency in folacin can cause what?
Megaloblastic, macrocytic anemia, skin changes
A deficiency in Vitamin B12 can cause what?
Megaloblastic, macrocylic anemia, deterioration of nervous system
A deficiency in Vitamin C can cause what?
Scurvy - weakness, aching of joints and musles, bleeding gums, bruise easily, mental changes
A deficiency in Vitamin A can cause what?
Mild - night blindness
Severe - xerophthalmia, keratinization of the eye and epithelial tissues, impaired bone growth and reproduction
A deficiency in Vitamin D can cause what?
Children: Rickets, abnormal bone development
Adults: Osteomalacia, loss of bone mineral, reducing density of the bones
A deficiency in Vitamin E can cause what?
Rare in adults: produces a type of anemia in premature infants
Bacillus Cereus secretes an ___?
Emetic Toxin
B. Cereus is a _______ in ___ and ____
Saprophyte
Water
Soil
What can B. Cereus contaminate?
Rice and Meat dishes
Pseudomonas Cocovenenans can be found in ___?
Pilynesia
P. Cocovenenans can cause?
Bongkrek disease
Bongkrek is a _____ associated delicacies?
Coconut
Ciguatera is a ____toxin?
Ciguatoxin
Ciguatera is from ___ skin from ____, ____, _____
Fish Skin
Snapper
Baracuda
Amberjack
Scombroid produces a _____ that can be found in _____, _____, _____?
Scombrotoxin
Tuna
Mackerel
Mahi Mahi