Thermal denervation
nounPronunciation: /ˈθɜːrməl ˌdiːnɜːˈveɪʃən/
The sustained impairment or loss of sensory nerve function in plant tissues resulting from exposure to extreme temperature conditions. This phenomenon affects mechanoreceptor sensitivity and stress perception mechanisms in heat- or cold-stressed plants.
Plain English
The loss of a plant's ability to sense and respond to stress signals due to severe temperature damage.
Etymology & History
Usage
"Thermal denervation observed in frost-exposed tissues prevented normal abscisic acid signal transduction."
Style guide notes: Use 'thermal denervation' specifically when describing loss of sensory function; avoid conflating with general temperature damage.
Also known as
Contrasted with
Related Terms
Frequently Asked Questions
How does thermal denervation affect plant survival rates?
It reduces the plant's ability to mount rapid protective responses, increasing susceptibility to secondary stresses.
Is thermal denervation reversible after temperature normalization?
Reversibility depends on damage severity; mild cases may recover, but severe denervation is typically permanent.
Why Test Candidates on This?
Specialized research term valuable for understanding mechanistic limits of plant stress tolerance in extreme climate scenarios.
Required skill level: Expert