Lecture - 2 - Microorganisms, Growth, Transmission, Etc Flashcards
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
Most bacteria can be seen
under a microscope
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
A few bacteria can be seen
electron microscope
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacteria generally need ______ to thrive
water/moisture
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
thrive means
grow and reproduce
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what is needed for bacteria to colonize
a lot of them
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what leads bacteria to becoming pathogenic
colonization
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
how are bacteria names
Genus/species
underlined or bolded with Genus capitalized
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
Some bacteria are part of
“normal flora”
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what relationship do we have with our GI tract flora
symbiotic
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
If our GI tract flora in the wrong place what occurs
can cause disease
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
some bacteria are strictly
pathogenic
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
opportunistic bacteria are
ones that take advantage of our body when a barrier is broken (skin) or our defenses are low (immune disorders)
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
how are bacteria named
shape
grouping
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
shapes: coccus bacillus vibrio spirochete spirillum
meaning: spherical rod shaped comma shaped spiral spiral
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
grouping:
diplo
strepto
staphylo
meaning:
groups of two
chain
grapelike
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacteria can be divided into ___ groups
2
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what are 2 groups of bacteria
Gram+
Gram -
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
gram is
staining method
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
gram+ appear
purple/blueish
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
gram- appear
reddish
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_____ is a toxin released outside the bacteria
exotixin
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
______ is a toxin found with the bacteria
endotoxin
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_____ occurs from toxins
hemolysis
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
hemolysis is
toxin that breaks apart red blood cells
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
halophilic
grows in salty places
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
some bacteria have ______ which allows for greater mobility
flagella
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
some bacteria have _______ which endures dry condisitons
endospores
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
neisseria gonorrhoea
gonorrhea
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
s. mutans
dental cavities
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
v. cholerae
cholera
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
borrelia bugdorferi
lyme disease
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacillus anthracis
anthrax
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
salmonella typhi
typhoid fever
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what does bacteria grow in on a petri dish
agar
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
____ is how long a bacteria can survive on a table
shelf life
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacteria prefer what food that they can “stick” to
protein
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
curing protein with ____ will delay bacteria growth
salt
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacteria can be killed by which metals
copper
zinc
mercury
silver
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what temp does bacteria prefer
moderate
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
some bacteria _____ and become resistant to antibiotics. example
mutate
MRSA
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
theories why bacteria mutate to resist antibiotics
incorrect/overuse of antibiotics
antibiotic cleaning product
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_____ refers to damaging a protein by changing its shape
denature
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacteria reproduce by
pilus
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
list of things that can denature a membrane
acids/bases high temperatures alcohol antibiotics metals
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
bacteria is located
everywhere
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
some bacteria prefer certain forms of
transmission
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
ways of transmission
human contact saliva sexual contact blood or thick body fluid airborne ingestion inhalation umbilical cord milk
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
pathology may depend on
how the bacteria was transmitted
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
which transmittal form of anthrax is deadly
respriatory
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
are viruses “living”
no
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
why aren’t viruses living
can’t reproduce on their own
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what do viruses need to reproduce
host cell
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
how are viruses visible
electron microscope
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
shapes of viruses
iscosahedral (epcot center)
helical
bullet
box
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
viruses contain
RNA or DNA
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
most viruses contain a ____ = a protein coat
capsid
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
Some viruses contain ________ for extra protection
envelope
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_______ has to do with causing a sever pathology
virulency
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
there are ___ cycles of viral replication
2
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what are 2 cycles of viral replications
lytic
lysongenic
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lytic:
1.the ______ attaches to the _____ on host cell which allows DNA/RNA to enter cell
virus/key
receptor/lock
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lytic:
2. _________ get incorporated into ______
viral DNA/RNA
cell
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lytic:
3. Virus becomes __________
mass-produced
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lytic:
4. New virus _______ host cell and host cell is ______
break open
lysed
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lysogenic:
1.Repeats which steps of lysic
steps 1 and 2, 4
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lysogenic:
2. The virus is not mass produced in this cycle. What triggers the DNA/RNA to become active and then produced
stress, low-immunity, etc
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
In lysogenic cycle virus DNA/RNA is _______ and the virus is not mass produced.
dormant/latent
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
Do viruses attach to all cells
no they have target cells
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what is the notion that viruses go to certain areas initially and travel to another after
migration
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
the ____ family is an example of migration and affecting areas differently
Herpes
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV means
Human Herpes Virus
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV1
simplex - cold sores, etc
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV2
complex - genital herpes
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV3
Varicella - Zoster Virus (VZV) - chicken pox-shingles
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV4
Epstein Barr Virus (EBV) - mononucleiosis
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV5
CMV another type of mononucleiosis
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
HHV6
may play a role in MS
cause a roseola in small children
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
the same virus can have different _______
pathologies
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
some fungi are ______ and ________
pathogenic
microscopic
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
fungi love
moisture
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
examples of fungi that love moisture
tineas (body ringworm, jock itch, athlete’s foot)
candida (thrush, “yeast” infection)
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
ingesting __________ can lead to sever GI pahtologies
poisonous mushrooms
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_____ are highly contagious
arthropods
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what is a massage therapist’s nightmare
arthropods
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
why are they our nightmare
left on sheets and pass onto other clients
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
arthropods have _____ legs
jointed
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_______ are microscopic
mites
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what is caused by mites
scabies
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
__________ and ______ are visible to naked eye
head and pubic lice
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lice can ______, especially head louse
jump
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
lice can lead to
pediculosis (infestation)
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
______ are another class of pathogens
protozoa
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what are protozoa
single celled organisms
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
do protozoa grow
sometimes
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
examples of pathologies from protozoa
toxoplasmosis
malaria
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
_____ are abnormal proteins
prions
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
when prions are ingested, the to to the ______ and change normal proteins to abnormal ones
brain
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
example of prion pathology
spongioform encephalitis (HSE) “mad cow disease”
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
when prions change the proteins it leaves _____ in the brain
holes
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
two types of bacteria
aerobic/anaerobic
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what can anaerobic bacteria do
destroy tissue (gang green)
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
what is HIDE & SEEK
method of hygiene to prevent pathogen transmission
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
H
handwashing
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
I
immunization
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
D
Drug Safety
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
E
Eating Safely
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
S
Safe Personal Practices
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
E
Environment
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
E
Elderly (need extra care)
Lecture - 2 - Microorganisms, Growth, Transmission, Etc
K
Kids (need extra care)