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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

process, physical process go
a sustained phenomenon or one marked by gradual changes through a series of states

phenomenon go
any state or process known through the senses rather than by intuition or reasoning

natural phenomenon go
all phenomena that are not artificial

physical phenomenon go
a natural phenomenon involving the physical properties of matter and energy

pressure, pressure level, force per unit area go
the force applied to a unit area of surface

blood pressure
the pressure of the circulating blood against the walls of the blood vessels

noun.phenomenon

4 Subcategories

systolic pressure go
the blood pressure (as measured by a sphygmomanometer) during the contraction of the left ventricle of the heart
diastolic pressure go
the blood pressure (as measured by a sphygmomanometer) after the contraction of the heart while the chambers of the heart refill with blood
arterial pressure go
the pressure of the circulating blood on the arteries
venous pressure go
the pressure exerted on the walls of the veins by the circulating blood