Term
What are the symptoms of Botulism? |
|
Definition
- Blurred vision
- slurred speech
- difficulty swallowing
- labored breathing
- flaccid paralysis
|
|
|
Term
What are the sypmptoms of Staphylococcal food poisoning? |
|
Definition
- vomiting
- abdominal cramps
- nausea
- diarrhea
- *Symptoms only last an hour* Complete recovery in 24 hours
|
|
|
Term
What are the symptoms of Clostridial food-poisoning? |
|
Definition
|
|
Term
What are the symptoms of Typhoid fever? |
|
Definition
- deep ulcers in small intestines
- bloody stools
- little diarrhea
|
|
|
Term
What are the sypmptoms of Typhoid fever after a few days? |
|
Definition
- fever
- lethargy
- delirium
- abdomen covered with rose colored spots
- can have bowel perforation, or infection of gall bladder
|
|
|
Term
How many people who recover from typhoid fever become carriers? |
|
Definition
|
|
Term
What are the symptoms of Samonellosis? |
|
Definition
- fever
- nausea
- vomiting (+/-)
- diarrhea
- abdominal cramps
|
|
|
Term
What are the symptoms of cholera? |
|
Definition
- massive diarrhea
- may lose 1 lt of fluid
- rice water stools
- dehydration: eyes sink into orbits
- skin is wrinkled and dry
- muscular cramps in legs and arms
- blood thickens
- urine production stops
- low blood pressure /// shock /// coma
|
|
|
Term
If left untreated, how many victims of cholera die? |
|
Definition
|
|
Term
|
Definition
- ingesting bacteria in contaminated food or water
- contaminated shellfish
|
|
|
Term
What is the genus name for Botulism? |
|
Definition
|
|
Term
What is the genus name for Staphylococcal food poisoning? |
|
Definition
|
|
Term
What is the genus name for Clostridial food-poisoning? |
|
Definition
|
|
Term
What is the genus name for Typhoid fever? |
|
Definition
|
|
Term
What is the genus name for Cholera? |
|
Definition
|
|
Term
What is the genus name for Peptic Ulcer? |
|
Definition
|
|
Term
What is the genus name for Hemorrhagic colitis and its sequelae? |
|
Definition
|
|
Term
What is the genus name for Strep Throat? |
|
Definition
|
|
Term
What is the genus name for Diphtheria? |
|
Definition
Corynebacterium diphtheriae |
|
|
Term
What is the genus name for Pertussis (Whooping Cough)? |
|
Definition
|
|
Term
What is the genus name for Meningitis? |
|
Definition
Neisseria meningitis
Haemophilus influenzae |
|
|
Term
What is the genus name for Tuberculosis? |
|
Definition
Mycobacterium tuberculosis |
|
|
Term
What is the genus name for Legionairres Disease? |
|
Definition
|
|
Term
What is the genus name for Lebsiella pneumonia? |
|
Definition
|
|
Term
What is the genus name for Anthrax? |
|
Definition
|
|
Term
What is the genus name for Tetanus? |
|
Definition
|
|
Term
What is the genus name for Gas Gangrene? |
|
Definition
|
|
Term
What is the genus name for Lyme Disease? |
|
Definition
|
|
Term
What is the genus name for Rocky Mountain Spotted Fever? |
|
Definition
|
|
Term
What is the genus name for Syphilis? |
|
Definition
|
|
Term
What is the genus name for Gonorrhea? |
|
Definition
|
|
Term
What is the genus name for Chlamydia? |
|
Definition
|
|
Term
What is the genus name for Leprosy? |
|
Definition
|
|
Term
What is the genus name for Staphylococcal Skin Disease and Toxic Shock Syndrome? |
|
Definition
|
|
Term
What is the most dangerous form of food poisoning? |
|
Definition
|
|
Term
Is C. botulinum Gram - or Gram +? |
|
Definition
Gram + rod (spore former) |
|
|
Term
How does the C. botulinum toxin create the symptoms? |
|
Definition
- Botulinum toxin prevents the release of Acetylchlorine from nerve endings
- No acetylcholine, no muscle contraction, this is flaccid paralysis
|
|
|
Term
How do you treat Botulism? |
|
Definition
- Large dose of antitoxin
- Place person on respirator to aid breathing
- DO NOT give antibiotics
|
|
|
Term
How do you treat Clostridial Food Poisoning? |
|
Definition
- Usually none, quick relief without medication
|
|
|
Term
How do you treat Salmonella typhi? |
|
Definition
|
|
Term
How do you treat Salmonellosis? |
|
Definition
- none
- (maybe re-hydration)
- no antibiotics... they seem to increase tissue damage
|
|
|
Term
How do you treat Cholera? |
|
Definition
Replace Fluid Loss (drink water with salts and glucose) |
|
|
Term
How do you treat Peptic Ulcers? |
|
Definition
|
|
Term
How do you treat E. coli? |
|
Definition
- re-hydration
- kidney dialysis
- no antibiotics.. antibiotics make HUS worse
|
|
|
Term
How do you treat Streptococcus pyogenes? |
|
Definition
- No vaccine
- Penicillin
- Erythromycin (if allergic to pen)
|
|
|
Term
How do you treat Diphtheria? |
|
Definition
- anti-toxin
- anti-biotic (penicillin)
|
|
|
Term
How do you treat Pertussis? |
|
Definition
- Anti-toxin
- Anti-biotics
- Anti-convulsives
|
|
|
Term
How do you treat Neisseria Meningitis? |
|
Definition
Antibiotics: rifampin, penicillin, sufonamides |
|
|
Term
How do you treat Haemophilus Meningitis? |
|
Definition
|
|
Term
How do you treat Tuberculosis? |
|
Definition
|
|
Term
How do you treat Strep. pneumonia? |
|
Definition
- antibiotics: penicillin, tetracycline, chloramphenicol, erythromycin
|
|
|
Term
How do you treat Klebsiella pneumoniae? |
|
Definition
- vigorous, early antibiotic treatment
- often resistent to multiple antibiotics
|
|
|
Term
How do you treat Mycoplasma pheumonia? |
|
Definition
- erythromycin
- tetracycline
|
|
|
Term
How many untreated victims die from anthrax? |
|
Definition
|
|
Term
How do you prevent anthrax? |
|
Definition
- Vaccine for animals
- antibiotic: penicillin
|
|
|
Term
How do you treat Tetanus? |
|
Definition
- sedatives
- muscle relaxants
- penicillin
- anti-toxin neutralize toxin
|
|
|
Term
What are the symptoms of E. coli? |
|
Definition
- fever
- bloody diarrhea
- abdominal cramps
- (+/-) vomiting
|
|
|
Term
What are the symptoms for Gas Gangrene? |
|
Definition
- infection rapidly spreads through tissue
- intense pain
- swelling
- foul odor of wound
- toxins can cause systemic damage to heart and nervous system
- often fatal
|
|
|
Term
What are the symptoms for Streptococcus pyogenes? |
|
Definition
- fever
- sore throat
- (+/-) vomiting
- headache
- malaise
- swollen lymphs and tonsils
- red tongue and pharyngeal tissue (strawberry tongue)
|
|
|
Term
How long does Strep last? |
|
Definition
|
|
Term
What are the symptoms of Diphetheria? |
|
Definition
- Doctor does not have time to culture organism in the laboratory
- May see club shaped rods on gram stainn of smear from the throat
|
|
|
Term
What are the symptoms for Pertussis? |
|
Definition
- Increasingly severe cough
- labored breathing with partially obsturcted airways
- staccato coughs on exhalation followed by a forced inhalation with a whooping sound
- malaise
- fever
- seizures
|
|
|
Term
How do you diagnose Pertussis? |
|
Definition
symptoms and cultures of B. pertussis from throat |
|
|
Term
What is the most common bacterial cause of meningitis? |
|
Definition
|
|
Term
How do you diagnose Neisseria Meningitis? |
|
Definition
Gram negative diplococci in spinal fluid |
|
|
Term
Who is most effected by Haemophilus Meningitis? |
|
Definition
Children that are 6 months to 2 yrs old, in a day care setting |
|
|
Term
What are the symptoms for Haemophilus Meningitis? |
|
Definition
- stiff neck
- headache
- listlessness
- drowsiness
- irritability
|
|
|
Term
In the 1900's, what was the leading cause of death in the U.S? |
|
Definition
|
|
Term
How many people with TB are sick within 3 months? |
|
Definition
|
|
Term
|
Definition
TB that has spread outside the lung |
|
|
Term
How do you diagnose Tuberculosis? |
|
Definition
- Stain acid-fast rods in sputum
- Tubercle on X-ray
- Culture M. tuberculosis
- Tuberculin test
|
|
|
Term
|
Definition
antibiotics: isoniazid and rifampin for 6-9 months |
|
|
Term
What is the disease of the poor? |
|
Definition
TB
- poor personal hygeine
- poor nutrition
- crowded living conditions
- alcoholism
- depressed immune system
- age (65 over)
|
|
|
Term
What is a Tuberculin test? |
|
Definition
Inject purified protein derivatives (PPD) from M. tuberculosis under the skin.
- Positive - red raised spot at injection site, this immiune response indicates that the person has been exposed to TB
- Negative - no skin change at site of injection
|
|
|
Term
How long does it take to culture TB? |
|
Definition
21 days to 6 weeks to see a colony |
|
|
Term
1/3 of the worlds population is currently infected with what? |
|
Definition
|
|
Term
What is the disease of Bronchial tubes and Lungs? |
|
Definition
|
|
Term
How many bacterial pneumonia is caused by Streptococcus pneumoniae? |
|
Definition
|
|
Term
How can Legionella pneumophila live in such dilute environments? |
|
Definition
It can live inside protozoa... Tetrahymena |
|
|
Term
What are the symptoms for Strep. pneumonia? |
|
Definition
- high fever
- chest pain
- difficulty breathing
- rust-colored sputum...(blood in lungs)
|
|
|
Term
What is Pneumoniai called when it involves one lung? |
|
Definition
|
|
Term
What is Pneumoniai called when it involves both lungs? |
|
Definition
|
|
Term
What is Pneumoniai called when it scatters patches of infection? |
|
Definition
|
|
Term
How big is Mycoplasma pneumoniae? |
|
Definition
|
|
Term
What does the exotoxin for Tetanus do? |
|
Definition
Inhibits removal of acetylchlorine from the neuro-muscular junctions.
**This is the opposite effect of botulinum toxin |
|
|
Term
How is the tetanus toxin formed? |
|
Definition
Vegetative cells produce tetanospasmin |
|
|
Term
What are the symptoms for tetanus? |
|
Definition
- rapid onset (few hours)
- muscle stiffness
- difficulty swallowing
- clenched teeth
- fixed smile
- arching back
- spasmodic inhalation
- suffocation
|
|
|
Term
What are the three ways humans can get anthrax? |
|
Definition
- Woolsorter's Disease
- Gastrointestinal anthrax
- Anthrax of the skin
|
|
|
Term
What happens in Woolsorter's disease? and whose at risk?
|
|
Definition
You inhale spores: pulmonary anthrax
- tan hides, shear sheep, process wool
|
|
|
Term
How do you get Gastrointestinal anthrax? |
|
Definition
Consumption of contaminated meat |
|
|
Term
How do you get anthrax of the skin? |
|
Definition
contact with the skin contaminated surfaces |
|
|
Term
What are the symptoms of skin anthrax? |
|
Definition
boil-like lesions with black crusty edges and septicemia |
|
|
Term
How do you prevent Tetanus? |
|
Definition
- immunization: DPT
- tetnus toxoid
- formaldehyde - treated toxin
|
|
|
Term
|
Definition
Tissue death due to lack of blood flow, usually caused by circulatory blockage due to local tissue damage |
|
|
Term
What is Moist Gangrene or Gas Gangrene |
|
Definition
Same as Dry, but C. perfringens invades dead tissue |
|
|
Term
What toxins are secreted in gas gangrene? |
|
Definition
- lecithinase: dissolve cell membranes
- hyaluronidase: tissue damage
- hemolysis lysis: red blood cells
|
|
|
Term
In the Black Plague, what was the rat infected with? |
|
Definition
|
|
Term
What are the two forms of the Black plague? |
|
Definition
Bubonic plague : rat - flea - man
Pneumonic plague : human - human |
|
|
Term
What are the symptoms of the Bubonic plague? |
|
Definition
- blackish pustule at site of flea bite
- head ache
- wekaness
- aches and chills
- slurred speech
- confusion
|
|
|
Term
What are the symptoms of the Pneumonic plague? How is it spread? |
|
Definition
- like pneumonia (cough, sneeze)
Spread by respiratory droplets
Very Contagious!!! |
|
|
Term
What are the death rates of the Bubonic Plague and Pneumonic plague? |
|
Definition
bubonic = 50% fatality
pneumonica = 100% (ring around the rosie) |
|
|
Term
What are the symptoms of Lyme Disease? |
|
Definition
- Red skin lesions at site of tick bite
- Several days later - 3" diameter, intense red, hot spot ( this is called erythema chromicum migrans "ECM"
- fever
- headache
- nausea
|
|
|
Term
What happens if you have Lyme disease after 1 week to 4 months? |
|
Definition
|
|
Term
How big is Rocky Mt. Spotted fever? |
|
Definition
Small bacteria is .3 - .7 microns in diameter |
|
|
Term
What are obligate intracellular bacteria? |
|
Definition
cannot make enough ATP and gets most of it ATP from the host cell |
|
|
Term
What are the symptoms of the Rocky MT. spotted fever? Two weeks later? |
|
Definition
- high fever lasting many days
- skin rash...masulopapular (begins on the palms and soles of the feet and spreads to the trunk)
75% will die after two weeks if left untreated |
|
|
Term
How do you treat Rickettsia rickettsii? |
|
Definition
- tetracycline
- chloramphenicol
- vaccine for those in high-risk groups
|
|
|
Term
What makes the THIN spirochete in syphilis so difficult? |
|
Definition
- it cannot be seen under the light microscope
- you have to use a dark field microscopy
|
|
|
Term
What are the Three stages of syphilis? |
|
Definition
- Primary Stage
- Secondary Syphilis
- Tertiary Syphilis
|
|
|
Term
What happens in stage 1 of syphilis? |
|
Definition
A chancre develops: painless lesion
- circular purplish ulcer with raised edges at site of inoculation
|
|
|
Term
What happens in the 2nd stage of syphilis? |
|
Definition
3-6 weeks later, the spirochete has spread throughout the body
- fever
- swollen lymph nodes
- skin rash that looks like measles
- may: lose eyebrows
- patchy loss of hair
- jaundice (liver involvement)
|
|
|
Term
What is the MOST spontaneous recovery stage of syphilis? |
|
Definition
|
|
Term
What happens in the Tertiary Stage of syphilis? |
|
Definition
About 33% of untreated cases develop this final form of disease
|
|
|
Term
What stage of syphilis is no longer contagious? |
|
Definition
|
|
Term
What is the third stage of syphilis characterized by? |
|
Definition
Gumma: soft granular lesion
Gummas are due to an immunological reaction to the spirochete which has been CLEARED from the body. |
|
|
Term
What is Congenital syphilis? |
|
Definition
When the Spirochete is able to cross the placenta and infect the newborn. |
|
|
Term
How do you diagnose Syphilis? |
|
Definition
- Observe the spirochete in the primary chancre, scrape the lesion... put onto slide
- Test for antibodies in teh blood to T. pallidum
|
|
|
Term
What happens to most cases of Neisseria Meningitis? Few Cases? |
|
Definition
Most cases - upper respiratory infection like influenza
few cases - infection spreads to blood stream septimcemia overwhelms body in 2 hrs.
-Death or
-bacteria localize to meninges |
|
|
Term
Where is Neisseria meningitis most prevalent? |
|
Definition
- Where people are close
- school
- military camp
- prisons
|
|
|
Term
How is Neisseria meningitis spread? |
|
Definition
|
|
Term
What does the C. diphtheriae toxin do? |
|
Definition
- inhibits eukaryotic protein synthesis
- kills cells in throat, and white blood cells... creates a pseudomembrane
|
|
|
Term
What do you get 5 injections of at 2, 4, 6, 15 months, and 4-6 years old, and adults every 10 years? |
|
Definition
|
|
Term
What are the sequelae of Strep Throat? |
|
Definition
- Rheumatic fever
- Glomerulonephritis
|
|
|
Term
What happens when you have Rheumatic fever? |
|
Definition
- joint pain
- permanent scarring of the heart valves
- Saint Vitus' dance
|
|
|
Term
What happens when you have Glomerulonephritis? |
|
Definition
- kidney damage /// failure
- Our antibodies to S. pyogenes react with kidney tissue and can cause damage
|
|
|
Term
How do you diagnose Strep Throat? |
|
Definition
- Throat Culture - grow S. pyognes on Blood Agar (Group A beta-hemolytic Strep)
- Clinical symptoms -
|
|
|
Term
|
Definition
when strep throat is accompanied by a skin rash |
|
|
Term
Why does S. pyogenes preven human white blood cells from engulfing the bacteria? |
|
Definition
Because it is Anti-phagocytic |
|
|
Term
What creates the sore in H. pylori? |
|
Definition
the ammonia, and an H. pylori cytotoxin destroy mucous-secreting cells |
|
|
Term
What is used to detect H. pylori? |
|
Definition
|
|
Term
What is travelers diarrhea? |
|
Definition
When Enterotoxigenic E. coli (ETEC) penetrates the intestinal epithelium and produce a toxin that cause gastroenteritis |
|
|
Term
When sanitation is lacking, what causes diarrhea in infants? |
|
Definition
Enterophatogenic E. coli (EPEC) |
|
|
Term
What E. coli is often transmitted by undercooked ground beef or bagged spinach? |
|
Definition
Enterohermorrhagic E. coli |
|
|
Term
What is the most common form of Enterohermorrhagic E. coli (EHEC)? |
|
Definition
|
|
Term
What are the silent reservoir for E. coli O157:H7 |
|
Definition
Cattle, sheep , goats, deer elk, birds, horse, cats, dogs |
|
|
Term
Why is Cholera hard to get? |
|
Definition
It is extremely sensitive to stomach acid
You get it by ingesting large numbers of bacteria and a afew will pass the stomach |
|
|
Term
What attaches itself to the intestinal wall and excretes an exotoxin that is an enterotoxin? |
|
Definition
|
|
Term
What happens when you are infected with Peptic Ulcer? |
|
Definition
It penetrates mucous and attaches to stomach wall, producing the enzyme urease that degrades urea. |
|
|
Term
How can H. pylori survive in the pH 2 of the stomach? |
|
Definition
Ammonia neutralize the stomach acid in the immediate environment of the bacteria.
UREA (urease) -----Carbon Dioxide + Ammonia |
|
|
Term
How do you prevent Salmonella? |
|
Definition
- Pasteurize milk and dairy products
- Proper food handling.. especially poultry and eggs
- restrict sale of Easter chicks and small turtles
|
|
|
Term
S. typhi is transmitted by the five Fs: What are the five Fs? |
|
Definition
- Flies
- Food
- Fingers
- Feces
- Fomites
|
|
|
Term
True of False: the S. aureus toxin is resistant to heat.. so, heating the food does not destroy the toxin |
|
Definition
|
|
Term
True of False: 1oz of botulinum toxin can kill every one in the USA? |
|
Definition
|
|
Term
How do you prevent Botulism? |
|
Definition
- Heat food before eating it
- toxin is denatured in 10min at 90 deg. C
|
|
|
Term
If spores are in the intestine, and the intestine is anaerobic, why don't we get botulism? |
|
Definition
Adult intestines are not a favorable environment for germination |
|
|
Term
What are the modes of transmission for botulism? |
|
Definition
Foodborne botulism
Wound botulism
Infant botulism |
|
|
Term
What was the Endemic in SW US? |
|
Definition
Sylvatic Plague - spread by squirrels and wild rodents |
|
|
Term
What STD shows no symptoms in 50% of women? |
|
Definition
|
|
Term
What is Gonococcal ophthalmia? |
|
Definition
New borns eyes become infected as they move through the birth canal.
Thats why hospitals give 1% sliver nitrate.. or antibiotics into all newborn eyes at birth |
|
|
Term
What is the incubation period for Chlamydia? |
|
Definition
|
|
Term
What STD has similar symptoms to gonorrhea, but milder? |
|
Definition
|
|
Term
True or False: 85-90% of infected individuals of Chlamydia are asymptomatic |
|
Definition
|
|
Term
What is the most widespread STD in the USA? |
|
Definition
|
|
Term
What is the incubation period of Leprosy (Hansen's Disease) |
|
Definition
|
|
Term
How do you treat Leprosy? |
|
Definition
- Sulfa compounds
- Dapsone
- Rifampin
- Clofazimine
|
|
|
Term
What is an infection at the base of a hair follicle? |
|
Definition
|
|
Term
What is Impetigo derived from? |
|
Definition
|
|
Term
What is Toxic Shock Syndrome? |
|
Definition
When S. aureus produces one or more toxins.
- TSST -1
- Enterotoxin [A thru E]
|
|
|
Term
How do you prevent Streptococcus mutans? |
|
Definition
- Fluoride makes tooth enamel less susceptilble to decay
- Remove plaque, physically
- Seal teeth with plastic to prevent acid access
- Vaccine against S. mutans
- Replace S. mutans with an engineered acid-neg strain
|
|
|
Term
What is the O-antigen in E. coli? |
|
Definition
Sugar on the outer surface of the bacterial cell |
|
|
Term
What is the H-antigen in E. coli? |
|
Definition
|
|
Term
What are the leading causes of foodborned E.coli? |
|
Definition
- Produce (34%)
- Ground Beef (33%)
|
|
|
Term
What are some pre-harvest control of E. coli? |
|
Definition
- Manure management
- Watertrough and feedbunk management
- Feed components
- Probiotics/ Direct fed microbials
- Vaccination
|
|
|
Term
True or False: Decreasing or eliminating E. coli from cattle will decrease human disease |
|
Definition
|
|
Term
What type of cattle are most prevalent to have E. coli? |
|
Definition
immature animals (less then 2yrs old) |
|
|
Term
True of False: 0157 spends more time outside than inside cattle? |
|
Definition
True - on the hair coat
in water troughs
can survive and multiply in cattle feed
can survive and multiply in raw manure |
|
|