Exam 1 Flashcards
What is name of E. Coli?
Escherichia Coli
Characteristics of E. Coli?
Facultative anaerobe, cannot grow well in temperature > 44.5 C, Tolerant of pH 4 to 5, Resistant to antibiotics, sensitive to radiation
Morphology of E. coli
gram- negative, non endospore forming bacilli
is E coli gram- negative or gram positive?
Gram negative
Do anyone bodies work on E. coli?
No, it is resistant to antibiotics
Motility of E. Coli?
Flagella
Reservoirs of E. Coli?
Humans, cattle, other livestock
Transmission of E. coli?
Fecal – Oral
Signs and Symptoms of E coli?
1-2 of non bloody diarrhea and cramps, then 4-10 days of bloody diarrhea
incubation period of 3-4 days
Prevent and Control E. Coli?
Wash hands, cook meat, don’t drink unpasteurized milk, or water from pools, lakes river
Smallpox Etiology:
Variola Virus, Enveloped, large brick shape, small linear, double stranded DNA genome
Is small pox genome Large or small?
Small
Is small pox genome DNA or RNA?
DNA
Is small pox genome DNA Single Stranded or Double stranded?
Double stranded
Transmission:
reservoir is humans, gets transmitted by human to human
incubation of smallpox is
12-14 days. you get a rash on day 4; small red spots
Patient has fever, malaise, small red spots on tongue and cheek. Identify disease
Small pox
how to prevent disease
must get vaccinated
What is Mycobacterium tuberculosis?
Tuberculosis
Ediology of Tuberculosis?
Acid- fast, unusual, waxy coating, nonmotile, Facilitative intracelluar
Reservoir of tuberculosis?
Huumans
There are two types of cases of tuberculosis:
Latent, and active
signs and symptoms of tuberculosis?
Cough, fever, weight loss, nights sweats, *chest pains is key
transmission of tuberculosis?
inhalation if airborne droplets, need prolonged exposure to have it be transmitted
which disease is the leading cause for death from bacterial infectious diseases?
tuberculosis
Tetanus is also known as?
Lockjaw
Clostridium tetani is known as?
Tetanus
