what is coma
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Coma Not to be confused with Comma. Coma is a state of unconsciousness in which a person cannot be awakened; fails to respond normally to painful stimuli, light, or sound; lacks a normal wake-sleep cycle; and does not initiate voluntary actions. A person in a state of coma is described as being comatose.
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Coma: Types, Causes, Treatments, Prognosis Problems that can lead to coma include: 1  Trauma: Head injuries can cause the brain to swell and/or bleed. 2  Swelling: Swelling of brain tissue can occur even without distress. 3  Bleeding: Bleeding in the layers of the brain may cause coma due to swelling and compression on the injured side of the brain. This compression causes the brain to shift, causing damage to the brainstem and the RAS (mentioned above).
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What is a coma? A Discovery Health answered. A coma is a deep unconsciousness. The word comes from a Greek word meaning state of sleep.. But being in a coma is not the same as being asleep. A comatose person is alive and breathing, but so unconscious that he or she can't respond to pain, the sound of a voice or any other stimuli.
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CB Terminology and Trucker Slang What drivers call other drivers on the CB, especially if their CB handle is not known. Driving award. A speeding ticket. Downstroke. Driving downwards, downhill, on a decline. Dragon wagon. A tow truck. Dragonfly. A truck with no power, especially going uphill.
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Why does a human body go into a coma? Comas are caused by an injury to the brain. Brain injury can be due to increased pressure, bleeding, loss of oxygen, or buildup of toxins. The injury can be temporary and reversible. It also can be permanent. More than 50% of comas are related to head trauma or disturbances in the brain's circulatory system.
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coma coma - (botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds) phytology, botany - the branch of biology that studies plants. tuft, tussock - a bunch of hair or feathers or growing grass.
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Drug-induced Coma Drug-induced comas are a medical state induced by a doctor. A low, controlled dose of a barbiturate or other sedative drug is administered in order to maintain the patient’s coma state. There are a number of different medical purposes and benefits that may be gained by inducing a coma.
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What are the different types of comas? Best Answer: Types of coma can include: Toxic-metabolic encephalopathy. This is an acute condition of brain dysfunction with symptoms of confusion and/or delirium. The condition is usually reversible. The causes of toxic-metabolic encephalopathy are varied.
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- But in addition to merely voicing support for the actions and activities of ALF, PETA has also lent financial aid to the terrorist group and to some of its key members. In 1997, PETA gave $2,000 to ALF, following the latter’s firebombing of the Utah Fur Breeders Agricultural Co-op. In 1999, PETA gave an additional $2,000 to ALF spokesman David Wilson.
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What's the difference between 'in a coma' and 'unconscious' Rating Newest Oldest. Best Answer: Coma is the most severe alteration of consciousness. You cannot arouse a portion from a coma Unconsciousness is a state of partly or completely being unaware of external stimuli. Unconscious occurs normally in deep sleep.and pathologically in fainting, shock and intoxications. From consciousness to coma it is an increasing range of consciousness which culminates in Coma. A person may be aroused to consciousness in all these forms except in COMA. But development of a coma may be from initial unconsciousness and passing through the grades or without the previous grades, all of a sudden.
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coma 1 noun, plural comas. 1. a state of prolonged unconsciousness, including a lack of response to stimuli, from which it is impossible to rouse a person.
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Stupor and Coma Coma is unresponsiveness from which a person cannot be aroused. 1  Stupor and coma are usually caused by a disorder, a drug, or an injury that affects large areas on both sides of the brain or specialized areas of the brain involved in maintaining consciousness. A physical examination, blood tests, brain imaging, and information from family and friends help doctors identify the cause.
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Coma: Types, Causes, Treatments, Prognosis Problems that can lead to coma include: 1  Trauma: Head injuries can cause the brain to swell and/or bleed. 2  Swelling: Swelling of brain tissue can occur even without distress. 3  Bleeding: Bleeding in the layers of the brain may cause coma due to the compression on the injured side of the brain.
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- Individuals in a comatose state do not respond to external stimuli. A coma is a medical emergency that requires rapid action to preserve life and brain function. Generally, doctors will order a series of blood tests and imaging scans to try to ascertain what the cause of the coma is.
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What Is a Medically Induced Coma? A coma is induced in patients who are at high risk of brain injury, either from physical trauma (as in the case of Giffords, who was shot in the head in 2011), a drug overdose, or a disease such as meningitis, rabies or status epilepticus (a long-lasting and life-threatening seizure).
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Coma (cometary) The word coma comes from the Greek kome (κόμη), which means hair and is the origin of the word comet itself. The coma is generally made of ice and comet dust. Water dominates up to 90% of the volatiles that outflow from the nucleus when the comet is within 3-4 AU of the Sun.
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Diabetic coma Diabetic coma is a reversible form of coma found in people with diabetes mellitus. It is a medical emergency. Hyperosmolar nonketotic coma (usually type 2) in which an extremely high blood sugar level and dehydration alone are sufficient to cause unconsciousness.
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coma The Glasgow Coma Scale is a system of examining a comatose patient. It is helpful for evaluating the depth of the coma, tracking the patient's progress, and predicting (somewhat) the ultimate outcome of the coma. The Glasgow Coma Scale assigns a different number of points for exam results in three different categories: opening the eyes, verbal response (using words or voice to respond), and motor response (moving a part of the body).
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GROUND MOTIONS OF THE SUMATRA EARTHQUAKES OF 2004 AND 2005 The Sumatra earthquakes of December 26, 2004 (Mw 9.15) and March 28, 2005 (Mw 8.7) are the largest subduction earthquakes that have ever been recorded on modern digital instruments. Both earthquakes were caused by the subduction of the India- Australia plate beneath the Eurasian Plate.
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Coma A coma is a state of unconsciousness where a person is unresponsive and cannot be woken. It can result from injury to the brain, such as a severe head injury or stroke. A coma can also be caused by severe alcohol poisoning or a brain infection (encephalitis). People with diabetes could fall into a coma if their blood glucose levels suddenly became very low (hypoglycaemia) or very high (hyperglycaemia).
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What is coma? The first is the cerebral cortex—the gray matter that forms the outer layer of the brain. The other is a structure located in the brainstem, called reticular activating system (RAS). Injury to either or both of these components is sufficient to cause a patient to experience a coma.
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- Glasgow Coma Scale explained.... The Glasgow coma scale (GCS) is a reliable and universally comparable way of recording the conscious state of a person. Three types of response are measured, and added together to give an overall score. The lower the score the lower the patient's conscious state.
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- In Western medicine coma is understood as a state like sleep, in which individuals are completely unarousable, and unresponsive to external stimulation and to their own inner needs. So called “true coma” of this nature generally persists for two weeks to a month after traumatic brain injury (TBI).
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- Coma is defined as a sleep-like, unarousable, unresponsive state. Other. patients with impaired consciousness but some limited degree of responding are. described as obtunded or stuporous. In coma, only brain stem reflexes are clinically. testable, since cortical function is absent.
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Coma A coma is a state of unconsciousness where a person is unresponsive and cannot be woken. It can result from injury to the brain, such as a severe head injury or stroke. A coma can also be caused by severe alcohol poisoning or a brain infection (encephalitis) . coma is a state of unconsciousness where a person is unresponsive and cannot be woken. It can result from injury to the brain, such as a severe head injury or stroke. A coma can also be caused by severe alcohol poisoning or a brain infection (encephalitis) .
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What It Really Means to Be in a Coma Many people have learned almost all they know about coma by watching television, where coma is a condition from which recoveries are both predictable to viewers and miraculous to the characters. In reality, depending on the cause and severity of the coma, a recovery can be almost guaranteed or extremely unlikely. The definition of coma is any condition where the patient is unconscious with their eyes closed, and unable to be aroused by even vigorous or painful stimulation.