Other

Pregunta 1 de 2

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Gas Delivery Systems
Blenders: to deliver O2
Equalizes inlet pressure of air and o2
Precision metering device – valve
Low pressure alarm
Can be used with a mask to deliver precise O2

Flowmeters
Controls gas flow to patient
Flow indicated by
Different gases will cause readings

Explicación

Pregunta 2 de 2

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Information Services
– Process in which flow is divided into very small . Flow is volume/time – end result is volume.

- Device that provides reverse of integration. Flow is obtained from volume signals

Data Backup- Temporary , permanent patient files, storage

Data Interface – Allows for both access to and of equipment during testing
12 bit converters – used most for volume and flow measurements

Converter speed – important for tests that require signal changes like FVC

Software – contains instructions stored in memory of computer. Most software contains interpretation programs that utilize algorithims

Mass Storage Devices – Hard Drives, stores lots of info
CPU – Performs most functions in software

Resolution- change that can be measure by computer. Calculated via: Volume range (liters), Signal range (volts), A/D converter (bits)

Explicación