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This crisis may be masked by the concomitant use of atropine along with cholinesterase inhibitor medication in order to prevent side effects. Flaccid paralysis resulting from cholinergic crisis can be distinguished from myasthenia gravis by the use of the drug edrophonium (Tensilon), as it only worsens the paralysis caused by cholinergic crisis ...
Acetylcholine is a choline molecule that has been acetylated at the oxygen atom. Because of the charged ammonium group, acetylcholine does not penetrate lipid membranes. . Because of this, when the molecule is introduced externally, it remains in the extracellular space and at present it is considered that the molecule does not pass through the blood–brain
While he initially attributed this effect to choline, he later discovered acetylcholine was 100 000 times more potent in lowering blood pressure. [2] Sir Henry Hallett Dale. British physiologist Sir Henry Hallett Dale (1875-1968) observed acetylcholine for causing blood vessel dilation and slowing down heart rate. In 1914, Dale noted that the ...
Chronic nicotinic acetylcholine receptor activation from repeated nicotine exposure can induce strong effects on the brain, including changes in the brain's physiology, that result from the stimulation of regions of the brain associated with reward, pleasure, and anxiety. [59] These complex effects of nicotine on the brain are still not well ...
Cholinergic neurons have an effect on other neurodegenerative diseases such as Parkinson's disease, Huntington's disease and Down syndrome. [2] [3] [15] As with Alzheimer's, the degeneration of basal forebrain cholinergic neurons and the decrease in the neurotransmitter acetylcholine have a drastic effect on behavioral and cognitive function. [2]
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