CSFA SFA MIDTERM EXAM 2025/2026 (Graded
A!!)
A specimen should be taken from the site of suspected infection - True
Deep waters contain water organisms, soil organisms, and intestinal organisms - False
Cultivated soils may have up to 100 times the number of bacteria found in poor soils - False
An invading microorganism will only spread by direct extension through surrounding tissues - False
All living things have two names; the generic name and the specific name - True
Body fluids or tissue from normally sterile sites are highly suitable specimens for microbiology - True
A set of blood cultures should not be collected whenever direct sampling of the site of infection
poses problems in a febrile patient - False
Chronic intracellular infection may cause formation of fibrous nodules and a state of latency from
which acute infections can be re-established at a later stage - True
If the specimen is collected from a hollow organ connected to the body surface or from the surface
itself, it is likely to be sterile - False
An example of a bacterial toxin is diphtheria, which is a neurotoxin - False
In determining acid-fast bacteria, special staining procedures are required such as the Ziehl-Neelsen
method - True
DNA can only be transferred between bacteria by transduction - False
Exudate from a surgical wound should be sent in a sterile specimen container - True
A!!)
A specimen should be taken from the site of suspected infection - True
Deep waters contain water organisms, soil organisms, and intestinal organisms - False
Cultivated soils may have up to 100 times the number of bacteria found in poor soils - False
An invading microorganism will only spread by direct extension through surrounding tissues - False
All living things have two names; the generic name and the specific name - True
Body fluids or tissue from normally sterile sites are highly suitable specimens for microbiology - True
A set of blood cultures should not be collected whenever direct sampling of the site of infection
poses problems in a febrile patient - False
Chronic intracellular infection may cause formation of fibrous nodules and a state of latency from
which acute infections can be re-established at a later stage - True
If the specimen is collected from a hollow organ connected to the body surface or from the surface
itself, it is likely to be sterile - False
An example of a bacterial toxin is diphtheria, which is a neurotoxin - False
In determining acid-fast bacteria, special staining procedures are required such as the Ziehl-Neelsen
method - True
DNA can only be transferred between bacteria by transduction - False
Exudate from a surgical wound should be sent in a sterile specimen container - True
