all-or-none


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all-or-none

(ôl′ər-nŭn′)
adj.
Characterized by either a complete response or by a total lack of response or effect, as in neurological action above a threshold.

all-or-none

Physiology
adjective Referring to a reaction that either occurs completely (e.g., a depolarisation (beat) of the heart) or not at all.
References in periodicals archive ?
7-10) Instead we want to reinforce the evidence-based and clinically relevant concept that psychosis exists on a definable continuum of human experience and to offer practitioners a clinical language of psychosis for assessing and treating psychotic symptoms that avoids unsupported all-or-none distinctions.
As a first step towards definition of the relevant neuromuscular relationships in squid muscle, we have attempted to identify a muscle fiber type with electrical properties suggestive of all-or-none excitability, and which therefore is likely to be associated with the giant axon system.
Multiple groups multicast with all-or-none delivery property.
Under the FR 600-300 sequence, only one dyad (J:R) responded in an alternating all-or-none pattern, similar to A:C, but required a significantly greater number of sessions before developing the pattern [ILLUSTRATION FOR FIGURE 1 OMITTED].
Seen in this light, the workshop is not an all-or-none entity but a dimension of more or less normalizing experiences, more or less sheltering environments.
They are also better equipped "for sensing signals that don't lend themselves to simple on-off, all-or-none values, such as vital signs and other physiological measurements involved in diagnosing and treating disease.
Site Visit Agency Contact: Bud Navarre Or Sam Doucet 1610 Evangeline Road Jennings, La 70546 337-824-2829 To Be Awarded On All-or-none Basis.
In further experiments, the authors showed that this burst of activity is triggered suddenly by an all-or-none influx of calcium through specialized membrane channels that open in response to this excitatory input.
The development of BV is a continuum of changes in the vaginal ecosystem rather than an all-or-none phenomenon, Dr.
Two other studies were excluded from statistical analysis because of identical all-or-none responses in the patch and no-patch groups: 1 study had a 0% healing rate in both groups on day 1; the other had a 100% resolution of the abrasion in both the experimental and control groups at day 2.
The district is required to appropriate funds for all outstanding leases on an all-or-none basis.
Master lease provisions including an all-or-none appropriation requirement, a leasehold interest on a significant number of essential schools and reliance upon COPs financing serve to mitigate the potential for non-appropriation.