metabolic demand


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metabolic demand

Abbreviation: Q/VO2.
The cardiac output divided by the oxygen uptake.
See also: demand
References in periodicals archive ?
The same mechanization and automation that has reduced absolute metabolic demands of work has also changed work organization by reducing worker control of the work process.
It was previously unknown how lower-limb amputation affected the metabolic demand of walking in young, active individuals with TTA across a range of walking velocities.
Propofol anaesthesia is being utilised in adults to reduce the metabolic demand for oxygen, with the added benefit of improving the seizure threshold.
Hypothermia: Cooling the brain reduces damage by decreasing metabolic demand, decreasing inflammation and reducing the release of glutamate and free radicals that compound ischaemic damage.
Burst suppression represents a decrease in cerebral activity, which results in decreased cerebral metabolic demand (Durbin, 2001; Lee et al.
Metabolic demands for energy and nutrients may cause segregation and niche partitioning between the sexes.
One possible explanation is that the increase in metabolic demand is coupled with improvements in blood flow and in order to maintain homeostasis diameter must adjust to the increases in blood flow.
Metabolic demand can be minimized by sedating the bleeding patient, employing mechanical ventilation, and inducing neuromuscular blockade (28, 29).
This work suggests that TRV027 may support cardiac function during acute heart failure by increasing contractility and reducing the cardiac deterioration which can result from excessive myocardial metabolic demand.
One group of investigators found that the arm unsupported technique produces the highest systemic metabolic demand [14], whereas the other group found that the arm supported technique decreases systemic metabolic demand only at high exercise intensities (i.
If we could discover the genetic and molecular basis for this protection, and for the mechanisms that underlie the reduction in metabolic demand, there is the possibility that we could derive new therapies and medicines to use on humans to prevent osteoporosis, disuse atrophy of muscle, or even to place injured people in a type of suspended or reduced animation until they can be delivered to advanced medical care -- extending the golden hour to a golden day or a golden week.
Barker has shown that during development, fetuses respond to severe malnutrition by favoring the metabolic demands of the growing brain/central nervous system and heart at the expense of other tissues.