Misc Information Flashcards
Name the major human allergens produced by rats?
Where are the found?
Rat n1A & 1B
Found in urine & saliva
Name the major human allergen produced by mice.
Where is found primarily?
Mus m 1
Found in urine & saliva - very concentrated in URINE
MALES produce 4X more
Name the major human allergen produced by cats.
Where is found on the cat?
Fel d 1
Sebaceous glands of skin, coat, hair & found in saliva
Where are major human allergens produced by guinea pigs found?
Urine, dander, fur & saliva
Where on the rabbit are the major human allergens found?
Primarily in FUR
also in saliva & urine
With regard to temperature and time frame, what is required for adequate sanitation?
180F (82.2C) x 1 sec
161F (71.6C) x 15 sec
143F (61.7C) x 30 min
What temperature is required for adequate sterilization in an autoclave?
250-270F (121-132C)
What is the recommended storage temperature for carcases?
44.6F (7C)
With respect to UV-A, what are major exposure effects & sources?
Is UV-A filtered by window glass?
Effects: pigmentation of skin
Sources: Sunlight, Black light
NOT filtered by window glass
With respect to UV-B, what are major exposure effects & sources?
Is UV-B filtered by window glass?
Effects: Photokeratitis, cataracts, erythema
Sources: sunlight, artificial light
FILTERED by window glass
also..reacts with Chlorine to produce phosgene
With respect to UV-C, what are major exposure effects & sources?
Is UV-C filtered by window glass?
Effects: GERMICIDAL, also keratitis, skin damage
Sources: Germicidal lamps
Filtered by window glass
What is the mechanism by which UV is germicidal?
Causes thymidine dimerization which inhibits DNA replication
Does not necessarily KILL the organism
What is the max bactericidal UV wavelength?
260nm - this is wavelength DNA absorbs electromagnetic radiation
How does Gamma 60-Cobalt radiation dammage DNA?
Produces DNA strand breaks.
What is a flammable substance?
Ignites at <100F
