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22 Sentences With "decorticate"

How to use decorticate in a sentence? Find typical usage patterns (collocations)/phrases/context for "decorticate" and check conjugation/comparative form for "decorticate". Mastering all the usages of "decorticate" from sentence examples published by news publications.

However, decorticate rigidity can be caused by bleeding in the internal capsule which causes damage to upper motor neurons. The symptoms of decorticate rigidity are flexion in the upper limbs and extension in the lower limbs.
Decorticate rats were just as able as normal rats to accomplish the latent learning task.
In children younger than age two, posturing is not a reliable finding because their nervous systems are not yet developed. However, Reye's syndrome and traumatic brain injury can both cause decorticate posturing in children. For reasons that are poorly understood, but which may be related to high intracranial pressure, children with malaria frequently exhibit decorticate, decerebrate, and opisthotonic posturing.
Normally people displaying decerebrate or decorticate posturing are in a coma and have poor prognoses, with risks for cardiac arrhythmia or arrest and respiratory failure.
The presence of abnormal posturing indicates a severe medical emergency requiring immediate medical attention. Decerebrate and decorticate posturing are strongly associated with poor outcome in a variety of conditions. For example, near-drowning victims that display decerebrate or decorticate posturing have worse outcomes than those that do not. Changes in the condition of the patient may cause him or her to alternate between different types of posturing. ADAM.
Decerebrate posturing is commonly seen in pontine strokes. A patient with decorticate posturing may begin to show decerebrate posturing, or may go from one form of posturing to the other. Progression from decorticate posturing to decerebrate posturing is often indicative of uncal (transtentorial) or tonsilar brain herniation. Activation of gamma motor neurons is thought to be important in decerebrate rigidity due to studies in animals showing that dorsal root transection eliminates decerebrate rigidity symptoms.
The posturing may also occur without a stimulus.WrongDiagnosis.com, Decorticate posture: Decorticate rigidity, abnormal flexor response (Alarming Signs and Symptoms: Lippincott Manual of Nursing Practice Series). Retrieved on September 15, 2007. Since posturing is an important indicator of the amount of damage that has occurred to the brain, it is used by medical professionals to measure the severity of a coma with the Glasgow Coma Scale (for adults) and the Pediatric Glasgow Coma Scale (for infants).
Abnormal flexion to pain for an infant (decorticate response) : 2. Extension to pain (decerebrate response) : 1. No motor response Any combined score of less than eight represents a significant risk of mortality.
Three types of abnormal posturing are decorticate posturing, with the arms flexed over the chest; decerebrate posturing, with the arms extended at the sides; and opisthotonus, in which the head and back are arched backward.
Posturing can be caused by conditions that lead to large increases in intracranial pressure. Such conditions include traumatic brain injury, stroke, intracranial hemorrhage, brain tumors, brain abscesses and encephalopathy.ADAM. 2005. "Decorticate Posture". Retrieved January 15, 2007.
Although it found other purposes, its main function was to pound, decorticate, and polish grain that otherwise would have been done manually. The Chinese also innovated the square-pallet chain pump by the 1st century AD, powered by a waterwheel or oxen pulling on a system of mechanical wheels.Needham, Pt. 2, pp.
Abnormal posturing is an involuntary flexion or extension of the arms and legs, indicating severe brain injury. It occurs when one set of muscles becomes incapacitated while the opposing set is not, and an external stimulus such as pain causes the working set of muscles to contract.AllRefer.com. 2003 “Decorticate Posture” . Retrieved January 15, 2007.
Taipei: Caves Books, Ltd. p. 184 Although it found other purposes, its main function to pound, decorticate, and polish grain that otherwise would have been done manually. The Chinese also began using the square-pallet chain pump by the 1st century , powered by a waterwheel or oxen pulling an on a system of mechanical wheels.Needham, Volume 4, Part 2, 89, 110.
In herniation syndrome, which is indicative of brain herniation, decorticate posturing occurs, and, if the condition is left untreated, develops into decerebrate posturing. Posturing has also been displayed by patients with Creutzfeldt–Jakob disease, diffuse cerebral hypoxia, and brain abscesses. It has also been observed in cases of judicial hanging, although strapping of the arms and legs may hide the effect.
Responding to a startling or painful stimulus, both arms and legs extend and turn internally. The cause is the tonic activity of lateral vestibulospinal and reticulospinal tracts stimulating extensor motoneurons without the inhibitions from rubrospinal tract. Brainstem damage above the red nucleus level may cause decorticate rigidity. Responding to a startling or painful stimulus, the arms flex and the legs extend.
In addition to his many rhapsodies, essays, and memorials, Huan's major work was the Xinlun or New Discussions, which was admired by Emperor Guangwu despite Huan Tan's besmirched reputation for having closely associated himself with the regime of the usurper Wang Mang. His Xinlun is also the earliest text to describe the trip hammer device powered by hydraulics (i.e., a waterwheel), which was used to pound and decorticate grain.
Decorticate posturing, with elbows, wrists and fingers flexed, and legs extended and rotated inward Brain herniation frequently presents with abnormal posturing, a characteristic positioning of the limbs indicative of severe brain damage. These patients have a lowered level of consciousness, with Glasgow Coma Scores of three to five. One or both pupils may be dilated and fail to constrict in response to light. Vomiting can also occur due to compression of the vomiting center in the medulla oblongata.
Posturing due to stroke usually only occurs on one side of the body and may also be referred to as spastic hemiplegia. Diseases such as malaria are also known to cause the brain to swell and cause this posturing effect. Decerebrate and decorticate posturing can indicate that brain herniation is occurring or is about to occur. Brain herniation is an extremely dangerous condition in which parts of the brain are pushed past hard structures within the skull.
This leads to Ipsilateral hemiparesis in reference to the herniation and contralateral hemiparesis with reference to the cerebral crus. With increasing pressure and progression of the hernia there will be distortion of the brainstem leading to Duret hemorrhages (tearing of small vessels in the parenchyma) in the median and paramedian zones of the mesencephalon and pons. The rupture of these vessels leads to linear or flamed shaped hemorrhages. The disrupted brainstem can lead to decorticate posture, respiratory center depression and death.
A focal tonic seizure can generalize, or the first seizure can occur as a generalized seizure, or seizures that impair the neonate's level of consciousness. Generalized tonic seizures typically appear as symmetric and sustained posturing of limbs in either an extensor or flexor distribution. Generalized tonic seizures often manifest with tonic extension of the upper and lower limbs and also may involve the axial musculature in an opisthotonic fashion. Generalized tonic seizures mimic decorticate posturing; the majority are not associated with electrographic seizures.
Around the same time, Zeliony worked with P. A. Sorokin and other sociologists in both the Russian Sociological Society and the Circle for the Objective Study of Human Social and Individual Behaviour.Русского социологического общества and Кружка объективного изучения—массового и индивидуального — поведения людей. Sorokin was vice-president of the former group, and president of the latter, while Pavlov was honorary president of the latter (Библиотека Гумер - социология - Сорокин П. Общедоступный учебник социологии ). Later, under Stalin, it seems that Zeliony faded from view: > In 1932, before our Laboratory started on decorticate conditioning, Mettler > had come across studies more recent than Zeliony’s 1911 report [i. e.
Since many of these inventors were allegedly ministers of the legendary Yellow Emperor, the value of the Shiben is not for the actual history of science, but for the systematization that it brings to the body of legendary technological lore (Needham and Wang 1954: 51). The Zhou dynasty Chinese inventor Lu Ban or Gongshu Pan (507–440 BCE) and the rotary hand quern provides a good example. It stated that Gongshu zuo shiwei 公輸作石磑 "Gongshu invented the stone (rotary) mill" and the Gujin Tushu Jicheng written in 1725 glosses this with a commentary from the Shihwu zhiyuan encyclopedia. > He made a plaiting of bamboo which he filled with clay (ni 泥), to > decorticate grain and produce hulled rice; this was called wei 磑 (actually > long 礱).

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