MIC 206 EXAM 2 ASU QUESTIONS AND ANSWERS GRADED A+
growth of microbes
Answers increase in cell number
3 growth paterns
Answers discrete colony, dispersed cells, complex biofilms
discrete colony
Answers aggregation of cells visible on surface of solid media
dispersed cells
Answers single cells suspended in liquid media
complex biofilm
Answers community of one or more species of bacteria
doubling time
Answers the time required for a population to double in size
logarithmic growth
Answers exponential growth
arithmetic growth
Answers growth at a constant rate
true
,Answers t/f bacteria grow at a logarithmic rate
clinical specimens
Answers human materials examined or tested for presence of bacteria and other
microbes
4 considerations of spreading pathogens
Answers proper specimen, technique, timely delivery, proper culture methods
Proper specimen collection
Answers select proper site
use proper collection swab/container (all containers sterile except stool)
make sure a sufficient amount is collected
collect during infection period (not after antibiotics taken)
on container put name, id, date, time collected, your initials
provide a completed requisition slip, include site of sample
package and transport specimen appropriately
timely delivery
Answers _____ is important in clinical sampling, because exposure to the
environment may cause bacteria to die
proper culture methods
Answers _____ is important because bacteria have different nutrient requirements
collection from skin
, Answers sterile swab across surface; important to not make contact with
surrounding tissues
collection from blood
Answers needle aspiration from vein, anticoagulants are included in the specimen
transfer tube
collection from stomach
Answers inserting a tube into the stomach via the nose
collection from urine
Answers aseptic collection or clean catch method
collection from lungs
Answers collection of sputum dislodged by coughing, or via catheter
collection from diseased tissue
Answers surgical removal; biopsy
physician
Answers proper specimen collection and it's timely delivery to the clinical
laboratory are the responsibility of the patient's _____
true
Answers t/f the majority of microbes have never been grown in any culture
medium
growth of microbes
Answers increase in cell number
3 growth paterns
Answers discrete colony, dispersed cells, complex biofilms
discrete colony
Answers aggregation of cells visible on surface of solid media
dispersed cells
Answers single cells suspended in liquid media
complex biofilm
Answers community of one or more species of bacteria
doubling time
Answers the time required for a population to double in size
logarithmic growth
Answers exponential growth
arithmetic growth
Answers growth at a constant rate
true
,Answers t/f bacteria grow at a logarithmic rate
clinical specimens
Answers human materials examined or tested for presence of bacteria and other
microbes
4 considerations of spreading pathogens
Answers proper specimen, technique, timely delivery, proper culture methods
Proper specimen collection
Answers select proper site
use proper collection swab/container (all containers sterile except stool)
make sure a sufficient amount is collected
collect during infection period (not after antibiotics taken)
on container put name, id, date, time collected, your initials
provide a completed requisition slip, include site of sample
package and transport specimen appropriately
timely delivery
Answers _____ is important in clinical sampling, because exposure to the
environment may cause bacteria to die
proper culture methods
Answers _____ is important because bacteria have different nutrient requirements
collection from skin
, Answers sterile swab across surface; important to not make contact with
surrounding tissues
collection from blood
Answers needle aspiration from vein, anticoagulants are included in the specimen
transfer tube
collection from stomach
Answers inserting a tube into the stomach via the nose
collection from urine
Answers aseptic collection or clean catch method
collection from lungs
Answers collection of sputum dislodged by coughing, or via catheter
collection from diseased tissue
Answers surgical removal; biopsy
physician
Answers proper specimen collection and it's timely delivery to the clinical
laboratory are the responsibility of the patient's _____
true
Answers t/f the majority of microbes have never been grown in any culture
medium
