timed cycling

timed cycling,

the delivery of gas under positive pressure during inspiration until an adjustable, preselected time interval has elapsed.

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cycling [si´kling]

the ending of an inspiratory phase of mechanical ventilation.

flow cycling the delivery of gas under positive pressure during inspiration until flow drops to a specified terminal level.

pressure cycling the delivery of gas under positive pressure during inspiration until an adjustable, preselected pressure has been reached.

timed cycling the delivery of gas under positive pressure during inspiration until an adjustable, preselected time interval has elapsed.

volume cycling the delivery of gas under positive pressure during inspiration until an adjustable, preselected volume has been delivered.

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Patient discussion about timed cycling.

Q. is it normal to get a nausous feeling around the time i would start my menstrual cycle?

A. Yes, it is absolutely normal to feel nausea before and during menstrual cycle. The shift in hormonal levels can cause also headaches, mood changes, feeling of bloating and other common symptoms.