(Part 1) 1.17 Biological Safety Cabinet and Biosafety levels

Question 1

A device that encloses a workspace in such way as to protect workers from aerosol exposure to infectious disease agents

Answer 1

Biological safety cabinet

Question 2

Class of BSC:

Allows room air (Unsterilized) to pass and circulate into the cabinet and exhaust air is filled by a HPA filter

Answer 2

Class 1

Question 3

Class of BSC:

Provides the highest level f safety all air entering/leaving the cabinet is sterilized by a HEPA filter

These contains attached gloves

Answer 3

Class III

Question 4

Class of BSC:

Air is pulled inward and downward by a blower and past up through the airflow plenum where it passes through a HEPA filter before reaching the work surface

Answer 4

Class II

Question 5

Most Hospital microbiology lab uses this Class BSC

Answer 5

Class II

Question 6

Class II BSC is also known as?

Answer 6

Vertical Laminar flow cabinet

Question 7

Class BSC

Recirculated and exhaust air

Answer 7

Class II

Question 8

Class BSC

Exhaust air

Answer 8

Class I

Question 9

Class BSC

what is the air of Class III being filtered?

Answer 9

Air entering, recirculated air, Exhaust air

Question 10

BSL:

Most commonly being sought in clinical specimens; used in diagnostic

Answer 10

BSL 2

Question 11

BSL:

not known to cause Disease

Answer 11

BSL 1

Question 12

B. subtilis and N. nuberi belong to what BSL?

Answer 12

BSL 1

Question 13

BSL:

These agents have potential for aerosol transmission and have serious lethal consequences

Answer 13

BSL 3

Question 14

BSL:

All procedures are performed under maximum containment, separate building

No available treatment and vaccine

Answer 14

BSL 3

Question 15

M. tuberculosis belong to what BSL?

Answer 15

BSL 3

Question 16

Ebola Belong to what BSL?

Answer 16

BSL 4