Loading...
*  Mechanoreceptor
Baroreceptor Somatosensory system Thermoreceptor Nociceptor Vestibular system Adrian, E. D.; Umrath, K. (1929). "The impulse ...
*  Hyperalgesia
Prostaglandins E and F are largely responsible for sensitizing the nociceptors. Temporary increased sensitivity to pain also ... which may be caused by damage to nociceptors or peripheral nerves. ...
*  Group C nerve fiber
Activation of nociceptors is not necessary to cause the sensation of pain. Damage or injury to nerve fibers that normally ... A nerve fibers B nerve fibers Free nerve ending Nociceptor Pain and nociception Sensory neuron Thermoreceptor Purves, Dale; et. ... C fiber receptors include: C fiber nociceptors responsible for the second, burning pain C fiber warming specific receptors ... This alteration of normal activity is explained by molecular and cellular changes of the primary afferent nociceptors in ...
*  TRPV1
These agents increase the sensitivity of nociceptors to noxious stimuli. This manifests as an increased sensitivity to painful ...
*  Nociceptor
In mammals, nociceptors are found in any area of the body that can sense noxious stimuli. External nociceptors are found in ... Like in thermal nociceptors, TRPV1 can detect chemicals like capsaicin and spider toxins. Although each nociceptor can have a ... The majority of nociceptors are classified by which of the environmental modalities they respond to. Some nociceptors respond ... Thermal nociceptors are activated by noxious heat or cold at various temperatures. There are specific nociceptor transducers ...
*  Nociception
Nociceptors are categorized according to the axons which travel from the receptors to the spinal cord or brain. Nociceptors ... The concentration of nociceptors varies throughout the body; they are found in greater numbers in the skin than in deep ... Some nociceptors are unspecialized free nerve endings that have their cell bodies outside the spinal column in the dorsal root ... Purves, D. (2001). "Nociceptors". In Sunderland, MA. Neuroscience. Sinauer Associates. Feinstein, B.; Langton, J.; Jameson, R ...
*  Pain
In particular, there are no known nociceptors in groups such as plants, fungi, and most insects, except for instance in fruit ... Cutaneous nociceptors. p. 106. The Handbook of Chronic Pain. Nova Biomedical Books; 2007. ISBN 9781600210440. Taxonomy and ... Superficial pain is initiated by activation of nociceptors in the skin or other superficial tissue, and is sharp, well-defined ... Dozens of different types of nociceptor ion channels have so far been identified, and their exact functions are still being ...
*  Cornea
ISBN 978-1-4377-1604-7. Belmonte, Carlos; Gallar Juana (1996). "6: Corneal Nociceptors". Neurobiology of Nociceptors. Oxford ...
*  Invertebrate
Learning and memory using nociceptors in the sea hare, Aplysia has been described. Mollusk neurons are able to detect ... Nociceptors: a phylogenetic view. Journal of Comparative Physiology A Neuroethology Sensory Neural and Behavioral Physiology, ...
*  Will to live
Lynn B. Cutaneous nociceptors. In: Winlow W, Holden AV. The neurobiology of pain: Symposium of the Northern Neurobiology Group ...
*  Pain in animals
Nociceptors have been found in nematodes, annelids and molluscs. Most insects do not possess nociceptors, one known exception ... "Do fishes have nociceptors? Evidence for the evolution of a vertebrate sensory system". Proc Biol Sci. 270: 1115-21. doi: ... Nerve impulses from nociceptors may reach the brain, where information about the stimulus (e.g. quality, location, and ... doi:10.1016/0376-6357(86)90006-9. St John Smith, E.; Lewin, G.R. (2009). "Nociceptors: a phylogenetic view". Journal of ...
*  Self-preservation
Lynn B. Cutaneous nociceptors. In: Winlow W, Holden AV. The neurobiology of pain: Symposium of the Northern Neurobiology Group ...
*  Pain in invertebrates
Therefore, they satisfy accepted definitions of nociceptors. They also show similarities to vertebrate Aδ nociceptors, ... Nociceptors are sensory receptors that respond to potentially damaging stimuli by sending nerve signals to the brain. Although ... Similarly, capsaicin triggers nociceptors in some invertebrates, but this substance is not noxious to Drosophila melanogaster ( ... Nociceptors have been identified in a wide range of invertebrate species, including annelids, molluscs, nematodes and ...
*  Debeaking
Following beak trimming of older or adult hens, the nociceptors in the beak stump show abnormal patterns of neural discharge, ... The beak is a complex, functional organ with an extensive nervous supply including nociceptors that sense pain and noxious ... "Guidance on keeping of Chickens" (PDF). Breward, J., (1984). Cutaneous nociceptors in the chicken beak. Proceedings of the ...
*  Poultry farming
Following beak trimming of older or adult hens, the nociceptors in the beak stump show abnormal patterns of neural discharge, ... The beak is a complex, functional organ with an extensive nervous supply including nociceptors that sense pain and noxious ... Breward, J., (1984). Cutaneous nociceptors in the chicken beak. Proceedings of the Journal of Physiology, London 346: 56 Gentle ...
*  Stimulus (physiology)
Pain receptors are known as nociceptors. Two main types of nociceptors exist, A-fiber nociceptors and C-fiber nociceptors. A- ...
*  Pain in fish
Rainbow trout also have corneal nociceptors. Out of 27 receptors investigated in one study, seven were polymodal nociceptors ... Bony fish possess nociceptors that are similar in function to those in mammals. There are two types of nerve fibre relevant to ... ISBN 0-7432-4769-8. Rose, J.D. (2003) A Critique of the paper: "Do fish have nociceptors: Evidence for the evolution of a ... Rose concludes there is little evidence that sharks and rays possess the nociceptors required to initiate pain detection in the ...
*  Causes of cancer pain
Brain Brain tissue itself contains no nociceptors; brain tumors cause pain by pressing on blood vessels or the membrane that ... Invasion of soft tissue by a tumor can cause pain by inflammatory or mechanical stimulation of nociceptors, or destruction of ... Tumors can cause pain by crushing or infiltrating tissue, or by releasing chemicals that make nociceptors responsive to stimuli ... and they release chemicals that stimulate nociceptors. As they grow, tumors compress, consume, infiltrate or cut off blood ...
*  Patrick David Wall
Fitzgerald, Maria (1978). The sensitization of cutaneous nociceptors (PhD thesis). University College London. OCLC 926251169. " ...
*  Maria Fitzgerald
Fitzgerald studies the developmental physiology and neurobiology of nociceptor circuits in the brain and spinal cord. Her work ... Fitzgerald, Maria (1978). The sensitization of cutaneous nociceptors (PhD thesis). University College London. OCLC 926251169. ...
*  Withdrawal reflex
Once a danger receptor (called 'nociceptor') has been stimulated, the signal travels via the sensory nerve to the dorsal ( ... Interneuron Nociceptor Reflex Solomon; Schmidt (1990). "13". In Carol, Field. Human Anatomy & physiology (2 ed.). Saunders ...
*  Pain in crustaceans
Puri, S. & Faulkes, Z. (2010). "Do decapod crustaceans have nociceptors for extreme pH?". PLOS ONE. 5 (4): e10244. doi:10.1371/ ... which may be specialized nociceptors. The common brown shrimp Crangon crangon and the prawns Palaemon serratue and Palaemon ...
*  Sensory neuron
Thermal nociceptors are activated by noxious heat or cold at various temperatures. Mechanical nociceptors respond to excess ... Chemical nociceptors respond to a wide variety of chemicals, some of which are signs of tissue damage. They are involved in the ... Nociceptors detect different kinds of damaging stimuli or actual damage. Those that only respond when tissues are damaged are ... Nociceptors respond to potentially damaging stimuli by sending signals to the spinal cord and brain. This process, called ...
*  Noxious stimulus
Therefore, not all noxious stimuli are adequate stimuli of nociceptors. The adequate stimuli of nociceptors are termed ... A nociceptive stimulus is defined as "an actually or potentially tissue damaging event transduced and encoded by nociceptors." ...
*  EMA401
Nociceptor sensitization suggests a decreased thresholds for activation of nociceptors. AT2R activation increases kinase levels ... TRPV1 is an example a nociceptor that's sensitization is inhibited by EMA401. Clinical conditions of chronic pain shows up- ... AngII potentiates neuronal pathways by sensitizing nociceptors as well. ...