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Study sets matching "pathogenic microbiology immune"

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Study sets matching "pathogenic microbiology immune"

109 terms
Pathogenic Microbiology Immunity Exam
disease
signs
symptoms
infection carrier
referred to as pathology. showing signs and symptoms. disrupt…
can be physically observed (swelling, rash, lesion)
cannot be measured (nausea, pain)
infected by pathogen but shows no symptoms of disease and can…
disease
referred to as pathology. showing signs and symptoms. disrupt…
signs
can be physically observed (swelling, rash, lesion)
37 terms
Pathogenic Microbiology- immunity
Pathogen
Infection
Disease
What are the 2 types of Disease by Mic…
Organism in or on a host that does damage to the host
The result of an organism growing in or on host OR a virus es…
Damage or injury that impairs the function of a host/organism
1. Infectious... 2. Toxicosis
Pathogen
Organism in or on a host that does damage to the host
Infection
The result of an organism growing in or on host OR a virus es…
49 terms
Pathogenic Microbiology: Immunity
Lymphocytes
Fever
Hematopoietic Stem Cells
Lymphoid Tissue
Form of a small leukocyte with a single round nucleus occurri…
Abnormally high body temperature
Also known as hemocytoblasts. Stem cells that give rise to al…
A cylinder of loosely organized cells surrounding small arter…
Lymphocytes
Form of a small leukocyte with a single round nucleus occurri…
Fever
Abnormally high body temperature
22 terms
Pathogenic Microbiology Final (Pathogenesis & Immunity)
Encapsulation responsible for virulenc…
Range of clinical presentation is depe…
Antiphagocytic hyaluronic acid capsule…
Capsule (smooth and rough variants), n…
Bacteriodes fragiles... (Pathogenesis & Immunity)
Mycobacterium leprae... (Pathogenesis & Immunity)
Streptococcus pyogenes... (Pathogenesis & Immunity)
Streptococcus pneumoniae... (Pathogenesis & Immunity)
Encapsulation responsible for virulenc…
Bacteriodes fragiles... (Pathogenesis & Immunity)
Range of clinical presentation is depe…
Mycobacterium leprae... (Pathogenesis & Immunity)
Microbiology Lecture 10 - Mechanisms of Pathogenicity Innate Immunity
Pathogenesis
Portals of Entry
Numbers of Invading Microbes
Estimated Infectious Doses
Pathogenesis is the mechanism(s) that lead to disease... Pathoge…
Epithelial surfaces such as mouth, eyes, nose, respiratory tr…
Large numbers of microbes can overwhelm innate immunity and t…
These can vary by strain, host factors, and portal of entry... L…
Pathogenesis
Pathogenesis is the mechanism(s) that lead to disease... Pathoge…
Portals of Entry
Epithelial surfaces such as mouth, eyes, nose, respiratory tr…
91 terms
Pathogenic Microbiology
M cells
PAMP's
PAMP receptors
LPS receptors detect:
.Embedded in mucous membranes to survey for pathogens.By Endo…
Pathogen Associated Molecular Patterns... On the pathogen
on phagocytes, Toll like Receptors (TLR's) and LPS receptors
gram negative bacteria
M cells
.Embedded in mucous membranes to survey for pathogens.By Endo…
PAMP's
Pathogen Associated Molecular Patterns... On the pathogen
362 terms
Pathogenic microbiology
Koch's postulates: definition of a pat…
Viruses
Seven key questions when determining m…
Bacterial structure
- regularly associated with the... disease and its characteristi…
- smaller than most recognized microorganisms (18-600 nm)... - h…
1. what is the most likely clinical manifestation?... 2. what is…
- cell membrane (site of cellular respiration, lacks choleste…
Koch's postulates: definition of a pat…
- regularly associated with the... disease and its characteristi…
Viruses
- smaller than most recognized microorganisms (18-600 nm)... - h…
48 terms
Pathogenic Microbiology
M cells
PAMP's
PAMP receptors
LPS receptors detect:
cells that interact with and aide macrophages. Allows macroph…
Pathogen Associated Molecular Patterns... On the pathogen
on phagocytes, Toll like Receptors (TLR's) and LPS receptors
gram negative bacteria
M cells
cells that interact with and aide macrophages. Allows macroph…
PAMP's
Pathogen Associated Molecular Patterns... On the pathogen
20 terms
Pathogenic Microbiology
M cells
PAMP's
PAMP receptors
LPS receptors detect:
cells that interact with and aide macrophages. Allows macroph…
Pathogen Associated Molecular Patterns... On the pathogen
on phagocytes, Toll like Receptors (TLR's) and LPS receptors
gram negative bacteria
M cells
cells that interact with and aide macrophages. Allows macroph…
PAMP's
Pathogen Associated Molecular Patterns... On the pathogen
49 terms
Pathogenic Microbiology
infection
disease
pathogen
virulence
microbes living on or in the host
infection that causes harm
disease causing organism
degree of pathogenesis
infection
microbes living on or in the host
disease
infection that causes harm
73 terms
Pathogenic Microbiology
DNA
Gyrase
Okazaki Fragments
Operator
...
...
...
...
DNA
...
Gyrase
...
119 terms
Pathogenic Microbiology
common events leading to disease
primary pathogen
opportunistic pathogen
Non-pathogen
1. encounter... 2. entry... 3. attachment... 4. evade host defense... 5.…
capable of causing disease with healthy immune system... Ex: sta…
rarely causes disease in a healthy person... Ex: staphylococcus…
most are non pathogenic
common events leading to disease
1. encounter... 2. entry... 3. attachment... 4. evade host defense... 5.…
primary pathogen
capable of causing disease with healthy immune system... Ex: sta…
123 terms
Pathogenic Microbiology
infection
disease
pathogen
virulence
microbes living on or in the host
infection that causes harm
disease causing organism
degree of pathogenesis
infection
microbes living on or in the host
disease
infection that causes harm
142 terms
Pathogenic Microbiology
Hippocratic system of Medicine
What spread contagions pre 1960's?
Van Leeuwenhoek
Lazzaro Spallanzai
All infectious disease has a natural cause... Individuals vary i…
Dangerous night air, Miasmas, fomites, water
invented the microscope.
Attempted to disprove spontaneous generation
Hippocratic system of Medicine
All infectious disease has a natural cause... Individuals vary i…
What spread contagions pre 1960's?
Dangerous night air, Miasmas, fomites, water
347 terms
Pathogenic Microbiology
most commonly used inhibitors of cell…
penicillins and cephalosporins are typ…
cell wall biosynthesis inhibitors that…
________ ___________ of penicillins mu…
Beta lactams and glycopeptides
cell wall beta lactams
penicillins
Beta lactams
most commonly used inhibitors of cell…
Beta lactams and glycopeptides
penicillins and cephalosporins are typ…
cell wall beta lactams
183 terms
Pathogenic Microbiology
3 groups of Mycobacteria?
3 Tuberculosis-causing sp
3 types of nontuberculosis
Photochromogens
1. Tuberculosis... 2.Nontuberculosis... 3. Noncultivatable
M. tuberculosis... M. bovis... M. africanium
Photochromogens... Scotochromogens... Nonchromogens
pigmented with light
3 groups of Mycobacteria?
1. Tuberculosis... 2.Nontuberculosis... 3. Noncultivatable
3 Tuberculosis-causing sp
M. tuberculosis... M. bovis... M. africanium
123 terms
Pathogenic Microbiology
infection
disease
pathogen
virulence
microbes living on or in the host
infection that causes harm
disease causing organism
degree of pathogenesis
infection
microbes living on or in the host
disease
infection that causes harm
17 terms
Pathogenic Microbiology
Nosocomial infections
Antibiotic used when Methicillin/Penic…
Reasons for emerging/re-emerging disea…
Errors in Med. Community way of thinki…
Infect immune compromised patients, or after surgers
Vancomycin
Bacteria in constant genetic change, human-human contact/crow…
Assumed finite # of bacteria pathogens, and that all known ba…
Nosocomial infections
Infect immune compromised patients, or after surgers
Antibiotic used when Methicillin/Penic…
Vancomycin
25 terms
Pathogens and immunity
pathogens
infectious disease
pasteurization
Examples of human diseases caused by v…
...
...
...
...
pathogens
...
infectious disease
...
61 terms
Pathogens and Immunity
Obligate anaerobe
Obligate aerobe
Facultative aerobe
Infection
Bacteria that are killed by oxygen. THEY LIVE WITHOUT OXYGEN
Bacteria that need oxygen to survive
Bacteria what can survive with or without oxygen
The infiltration of the body by a foreign microorganism (path…
Obligate anaerobe
Bacteria that are killed by oxygen. THEY LIVE WITHOUT OXYGEN
Obligate aerobe
Bacteria that need oxygen to survive
46 terms
Microbiology pathogenicity and pathogens
HPV Structure
HPV Symptoms
HPV Virulence Factors
HPV Epidemiology
- naked ... - dsDNA ... - more than 100 types
- Low risk virus - Warts... - High risk virus - Cancer... - can be…
- Enters through dermal abrasions... - Infects deep epithelial…
- Sexually transmitted... - Risk factors include: multiple sex…
HPV Structure
- naked ... - dsDNA ... - more than 100 types
HPV Symptoms
- Low risk virus - Warts... - High risk virus - Cancer... - can be…
8 terms
immune- pathogens
infectious agents
pathogenic
5 pathogen types
bacteria
organisms that cause damage/death to host organism
infectious agents cause harm
1. bacteria... 2. viruses... 3. fungi... 4. protozoans... 5. multicellula…
single celled... it is its own cell... disease:... streptococcal infe…
infectious agents
organisms that cause damage/death to host organism
pathogenic
infectious agents cause harm
28 terms
Pathogenic Microbiology Lab Final
MacConkey Agar
EMB
Salmonella Shigella Agar
Hektoen Enteric Agar
Selective: for enteric Bile salts & Crystal violet, inhibit g…
Eosin Methylene Blue Agar... selective for enterics: Aniline dye…
Selective: bile salts and brilliant green dye, selects agains…
Selective: bile salts and acid fuchsin, inhibit gram +... Differ…
MacConkey Agar
Selective: for enteric Bile salts & Crystal violet, inhibit g…
EMB
Eosin Methylene Blue Agar... selective for enterics: Aniline dye…
36 terms
Microbiology Pathogens
Bacillus anthracis
Bacillus cereus
Bacteroides gingivalis
Bacteroides fragilis
d: Anthrax
d: Food poisoning
d: Periodontal disease
d: Sepsis/ Normal flora in gut
Bacillus anthracis
d: Anthrax
Bacillus cereus
d: Food poisoning
161 terms
Microbiology: Pathogenicity
The ability to cause disease is medica…
The degree of pathogenicity is medical…
To cause disease, the pathogen must do…
Some diseases are the result of what 2…
Pathogenicity
Virulence
enter the host... evade host defenses... replicate... damage the tissues
waste products (toxins) ... enzymes
The ability to cause disease is medica…
Pathogenicity
The degree of pathogenicity is medical…
Virulence
28 terms
Pathogens and Immunity
bacteria, viruses, and eukaryotic... par…
bacteria
virus
parasites
Three major types of pathogens that... elicit an immune response
single-celled prokaryotic organisms
Contain nucleic acid (RNA or DNA) within a protein coat
Includes protists, fungi, and worms
bacteria, viruses, and eukaryotic... par…
Three major types of pathogens that... elicit an immune response
bacteria
single-celled prokaryotic organisms
34 terms
Microbiology Pathogens
E. coli
Salmonella typhi
Shigella sonnei
Klebsiella pneumoniae
What bacteria is being described?... Causes diarrhea, urethritis…
What bacteria is being described?... Causes typhoid fever... • How…
What bacteria is being described?... Causes bacillary dysentery…
What bacteria is being described?... Causes septicemia, pneumoni…
E. coli
What bacteria is being described?... Causes diarrhea, urethritis…
Salmonella typhi
What bacteria is being described?... Causes typhoid fever... • How…
166 terms
Pathogenic Microbiology Exam 1
Upper respiratory infections
Otitis Media: ear infections
Pneumonia
Eye Infections
1. Streptococcus pyogenes... 2. Streptococcus pneumonia... 3. Haemo…
1. Streptococcus pneumonia... 2. Haemophilus influenza... 3. Mirabe…
1. Streptococcus pneumonia... 2. Staphylococcus aureus... 3. Klebie…
1. Staphylococcus aureus... 2. Streptococcus pneumonia... 3. Haemop…
Upper respiratory infections
1. Streptococcus pyogenes... 2. Streptococcus pneumonia... 3. Haemo…
Otitis Media: ear infections
1. Streptococcus pneumonia... 2. Haemophilus influenza... 3. Mirabe…
31 terms
Microbiology Pathogens
Staphylococcus Aureus- scalded skin sy…
Streptococcus Pyogenes- causes strep t…
Pseudomonas Aeruginosa- skin infection…
Clostridium Perfingens- gas gangrene
Gram Positive Cocci in grape like clusters... Catalase reacts wi…
Gram positive Cocci in grape like clusters... Beta Hemolytic... Obl…
Gram negative rod shaped bacteria, coccobacillus bacterium ... A…
Gram positive rod... anaerobic ... spore forming
Staphylococcus Aureus- scalded skin sy…
Gram Positive Cocci in grape like clusters... Catalase reacts wi…
Streptococcus Pyogenes- causes strep t…
Gram positive Cocci in grape like clusters... Beta Hemolytic... Obl…
19 terms
pathogens & immunity
pathogen
immunity
bacteria
virus
biological agent that causes fictitious disease or illness to…
ability to the body to resist harmful microorganisms or virus…
single cells prokaytic organisms no nucleus
composed mainly of nucleic acids
pathogen
biological agent that causes fictitious disease or illness to…
immunity
ability to the body to resist harmful microorganisms or virus…
30 terms
Microbiology: Pathogens
What to Know
Clostridium
Clostridium Botulinum
Clostridium Tetani
What it is... What's special about it... What does is cause (diseas…
-G+ Bacilli, Spore forming, obligate anaerobe... -Special: toxin…
-Causes Botulism... >lives in canned goods..never eat buldging c…
Causes Tetnus... -aka "Lock Jaw"... -colonizes deep puncture wounds…
What to Know
What it is... What's special about it... What does is cause (diseas…
Clostridium
-G+ Bacilli, Spore forming, obligate anaerobe... -Special: toxin…
52 terms
Pathogens and Immunity
Non-self
Self
Antigen
MHC (Major Histocompatibility Complex)
Cells or material from an invader or your own cells that have…
An organism's own healthy cells or material
Foreign substances that initiate an immune response (eg. dust…
Group of genes that codes for proteins found on the surface o…
Non-self
Cells or material from an invader or your own cells that have…
Self
An organism's own healthy cells or material
49 terms
Immunity and Pathogens
Virus
Viron
Viroid
Prions
Non cellular, obligate intracellular parasites (pathogen)
A single virus particle
Circular ssRNA molecules, one 10th the size of the smallest v…
Infectious protein molecules
Virus
Non cellular, obligate intracellular parasites (pathogen)
Viron
A single virus particle
20 terms
Pathogens and Immunity
Pathogen
Antigen
Antibody
Evolution
anything that can cause a disease or trigger an immune response
a protein that triggers an immune response; usually found on…
a protein made by white blood cells that binds to an antigen
change in structure and/or function over time
Pathogen
anything that can cause a disease or trigger an immune response
Antigen
a protein that triggers an immune response; usually found on…
41 terms
Pathogen/Immunity
A PATHOGEN is any living organism or v…
Your __ is the #1 defender and barrier…
__ acid and __ also help prevent patho…
Mucus secretes __ that physically trap…
viruses, bacteria, protozoa, fungi, various worms
skin... sebaceous glands
stomach... mucus
glycoproteins... lysosomes
A PATHOGEN is any living organism or v…
viruses, bacteria, protozoa, fungi, various worms
Your __ is the #1 defender and barrier…
skin... sebaceous glands
61 terms
pathogens and immunity
epidenmic
pandemic
inherited diseases
auto-immune disease
situation when over a short time period many people in a regi…
situation when over a relatively short time period many peopl…
are passed on from parents to children via the genetic materi…
the immune cells lose their ability to identify cells as self…
epidenmic
situation when over a short time period many people in a regi…
pandemic
situation when over a relatively short time period many peopl…
29 terms
1a. Intro to Pathogenic Microbiology
Clinical microbiology
Describe naming of microorganisms.
Differentiate between prokaryotic (bac…
List common prokaryotic and eukaryotic…
the study of pathogens (bacteria, viruses, fungi, protozoa) t…
Divided into 3 structures: classification, nomenclature, and…
Prokaryotic:... -smaller (0.2-2 microns)... -less compartmentalized…
Prokaryotic: bacteria... Eukaryotic: parasites, fungi
Clinical microbiology
the study of pathogens (bacteria, viruses, fungi, protozoa) t…
Describe naming of microorganisms.
Divided into 3 structures: classification, nomenclature, and…
Microbiology Pathogens
Streptococcal Diseases
Diphtheria
Whooping Cough
Meningococcal Meningitis
Streptococcus pyogenes
Corynebacterium diphtheriae
Bordetella pertussis
Neisseria meningitides
Streptococcal Diseases
Streptococcus pyogenes
Diphtheria
Corynebacterium diphtheriae
33 terms
Microbiology pathogens
Clostridium
Clostridium botulinum
Clostridium tetani
Clostridium difficile
gram + bacilli... spore forming... obligate anaerobe... produces toxin…
lives in canned goods... most potent toxin-botulism... 19,000 to ki…
colonizes deep puncture wounds... tetanus... produces second most p…
infectious diarrhea... kills tissue in intestines... obligate anaer…
Clostridium
gram + bacilli... spore forming... obligate anaerobe... produces toxin…
Clostridium botulinum
lives in canned goods... most potent toxin-botulism... 19,000 to ki…
22 terms
Microbiology Pathogenicity
commensalism
mutualism
parasitism
Lewis Thomas
one benefits and the host in unaffected
reciprocal benefits
the symbiont either harms or lives at the expense of the host…
disease results from inconclusive negotiations for symbiosis
commensalism
one benefits and the host in unaffected
mutualism
reciprocal benefits
41 terms
Microbiology pathogenicity
Streptococcus pneumoniae
Micrococcus
Staphylococcus aureus
Staphylococcus epidermidis
Causes bronchopneumoniae and meningitis in calves and mastiti…
Normal flora od skin, mouth and nasopharynx and can be oppori…
Assosiated with humans, fomites, dust,... Causes skin infections…
Normal flora of skin and mucous membranes, infections associa…
Streptococcus pneumoniae
Causes bronchopneumoniae and meningitis in calves and mastiti…
Micrococcus
Normal flora od skin, mouth and nasopharynx and can be oppori…
20 terms
Microbiology: Pathogens
Rhinovirus
Influenza Virus
Rotavirus
Hepatitis A Virus (HAV)
Virus. Common Cold.
Virus. Influenza.
Virus. Gastroenteritis. "Stomach Flu".
Virus. Hepatitis.
Rhinovirus
Virus. Common Cold.
Influenza Virus
Virus. Influenza.
62 terms
Pathogens and immunity
types of primary host defense
mechanical defenses
chemical defenses
microbial defenses
mechanical... chemical... microbial
physical barrier (skin)... flushing (tears, urination, mucus)
pH (stomach)... lysozyme (tears, secretions)... blood and lymph pro…
normal flora
types of primary host defense
mechanical... chemical... microbial
mechanical defenses
physical barrier (skin)... flushing (tears, urination, mucus)
10 terms
Microbiology Pathogens
R. rickettsia
R. siberica
R. conorii
R. australis
Rocky Mountain Spotted Fever... Dogs, wild rodents
North Asian Tick typhus... Wild rodents
Fievre boutonneuse... Dogs, wild rodents
Queensland tick fever... Marsupials, wild rodents
R. rickettsia
Rocky Mountain Spotted Fever... Dogs, wild rodents
R. siberica
North Asian Tick typhus... Wild rodents
32 terms
Microbiology Pathogens
Clostridium
Clostridium botulinum
Clostridium tetani
Clostridium difficile (C.Diff)
What is it?... Gram + bacilli, Spore ... Forming, Obligate Anaerobe…
Lives in canned goods ... -... Botulism... Produces the most potent to…
Colonizes deep puncture wounds -... Tetanus ... Tetanospasmin... Cause…
Infectious diarrhea... Kills tissue in intestines via cytotoxins…
Clostridium
What is it?... Gram + bacilli, Spore ... Forming, Obligate Anaerobe…
Clostridium botulinum
Lives in canned goods ... -... Botulism... Produces the most potent to…
24 terms
Microbiology Pathogens
Bacillus Anthracis
Bacteroides
Bordetella Pertussis
Borrelia Burgdorferi
an aerobic, spore forming, Gram positive bacillus; the causat…
Species. Anaerobic, Gram negative bacilli; Common members of…
A fastidious, Gram negative coccobacillus; the causative agen…
A gram negative, loosely coiled spirochete; the causative age…
Bacillus Anthracis
an aerobic, spore forming, Gram positive bacillus; the causat…
Bacteroides
Species. Anaerobic, Gram negative bacilli; Common members of…
15 terms
Microbiology Pathogens
Escherichia coli
Haemophilus influenzae
Vibrio cholerae
Neisseria gonorrhoeae
- Gram negative rod... - UTIs, Meningitis (neonates), GI tract i…
- Tend to cause pyogenic bacterial infection in patients with…
- Gram (-) comma-shaped rod... - Cholera... - Tetracycline
- Associated with Group IV complement deficiencies; deficienc…
Escherichia coli
- Gram negative rod... - UTIs, Meningitis (neonates), GI tract i…
Haemophilus influenzae
- Tend to cause pyogenic bacterial infection in patients with…
26 terms
Microbiology Pathogens
Clostridium
Clostridium botulinum
Clostridium tetani
Clostridium difficile
Gram positive bacilli, spore forming, obligate anaerobe. Prod…
Produces most potent neurotoxin. Prevents motor nerve signali…
Prevention by vaccine. Colonizes deep puncture wounds. Produc…
Infectious diarrhea. Kills tissue in intestines via cytotoxin…
Clostridium
Gram positive bacilli, spore forming, obligate anaerobe. Prod…
Clostridium botulinum
Produces most potent neurotoxin. Prevents motor nerve signali…
36 terms
Microbiology Pathogens
Clostridium
C. botulinum
C. tetani
C. difficle
Gram +, Bacillus, spore forming, obligate anaerobe. Forms neu…
Causes Botulism via Botulism toxin. Most potent toxin on the…
Causes tetanus, common name "lockjaw." Colonizes deep punctur…
Infectious diarrhea, kills tissue in intestines with cytotoxi…
Clostridium
Gram +, Bacillus, spore forming, obligate anaerobe. Forms neu…
C. botulinum
Causes Botulism via Botulism toxin. Most potent toxin on the…
15 terms
Pathogens: Microbiology
airborne bacterial diseases
upper respiratory tract
lower respiratory tract
foodborne and waterborne intoxications
upper and lower respiratory tract
streptococcal diseases, Diphtheria, whooping cough, Meningoco…
tuberculosis, Pneumococcal Pneumonia, Primary Atypical Pneumo…
botulism, Staphylococal Food Poisoning, Clostridial Food Pois…
airborne bacterial diseases
upper and lower respiratory tract
upper respiratory tract
streptococcal diseases, Diphtheria, whooping cough, Meningoco…
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