Respuesta :
A client who is NPO prior to surgery reports feeling thirsty. Decreased blood volume and intracellular dehydration is the physiologic process that drives the thirst factor.
Physiologic processes are the ways within which organ systems, organs, tissues, cells, and biomolecules work together to accomplish the complex goal of sustaining life.
Physiological mechanisms are the smaller physical and chemical events that form up a bigger physiological process.
A physiologic process like photosynthesis, respiration, or transpiration actually is an aggregation of chemical and physical processes.
To understand the mechanism of a physiological process, it's necessary to resolve it into its physical and chemical components.
NPO means "nothing by mouth," it refers to the time before an exam or procedure an exam or procedure during which you cannot eat or drink. it's vital for each patient to possess an empty stomach before any surgery or procedure that needs anesthesia, to stop nausea, to stay any food or liquid from getting into the lungs.
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