| postural reflex |
a reflex which consists of some assumption of posture.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| positive afterpotential |
the period following termination of the negative afterpotential, during which the potential of an excitable cell membrane is more negative than the resting potential. It is paradoxically called positive because it was first detected outside the cell, where the polarity is reversed.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| posture sense |
the awareness of the position of the body or its parts in space, a combination of sense of equilibrium and kinesthesia; called also position s.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| positive anergy |
reduction in reactivity to allergens in a sensitized individual, owing to alterations in the immune response in the course of disease, as in tuberculosis.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| positive column |
a pinkish stream of light seen when a current of high potential is passed through a tube from which the air has been partly exhausted.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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