Technician a Says the Normal Operating Pressures of R-134a Are

question 99

Multiple Choice

Technician A says the normal operating pressures of R-134a are slightly lower than the pressures of R-12. Technician B says R-134a boils at 134°F.  Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

Aphagia

The inability or refusal to swallow, which can be a result of psychological or physical issues.

Myelogram

An X-ray study of the spinal cord after injecting a contrast medium, used to diagnose spinal cord and vertebral column disorders.

Lumbar Puncture

A medical procedure where a needle is inserted into the lower part of the spinal column to collect cerebrospinal fluid for diagnostic or therapeutic purposes.

Cerebral Angiography

A medical imaging technique used to visualize the blood vessels in the brain, often used to diagnose and evaluate conditions like aneurysms and stenosis.