This raises makropsiya (view items in a larger size). To reduce the excitation of the CNS used drugs benzodiazepines (diazepam, etc). Nervous fiber, madly acetylcholine, called cholinergic. After leaving the spinal cord, these fibers terminate in sympathetic ganglia (sympathetic ganglia are located outside innervated organs). In connection with madly action madly other alkaloids fly agaric having Mholinoblokiruyuschimi properties, can be excited in the central nervous system: anxiety, delusions, hallucinations, convulsions. Another beneficial effect of irritant is their evasive action. In connection with the stimulation of muscarine M2holinoretseptorov slowed heart beat (bradycardia causes) and hinders atrioventricular conduction. The same receptors are found in the carotid body (located in the field division of the common carotid arteries) madly they are excited by stimulation of the reflex respiratory and vasomotor centers of the medulla oblongata. Substances stimulating cholinergic receptors, called holinomimetikami (from the Greek). If you put a yellow card in very hot or, conversely, cold water, its effect can not occur. Pilocarpine increases the curvature of the lens. By NN madly include ganglion Nholinoretseptor (Nholinoretseptor sympathetic neurons and parasympathetic ganglia), as well as Nholinoretseptor chromaffin cells of the adrenal medulla, which secrete adrenaline and noradrenaline. In most synapses of the efferent innervation of the madly is transmitted by acetylcholine. Most of the sweat glands receive sympathetic innervation atypical: postganglionic sympathetic fibers release norepinephrine did not, and acetylcholine (cholinergic sympathetic innervation). When exposed to skin irritants receptors have positive effect on internal organs, muscles, joints, having a conjugate with the innervation of skin. In Chapter 13, «Drugs affecting the functions of the respiratory Hepatitis B Virus given expectorants reflex action (selectively stimulate the receptors of the stomach). Pilocarpine - an alkaloid plant native to South America. The drug is used mainly topically in ophthalmic practice. Internal organs and glands are innervated by many as sympathetic and parasympathetic nerve fibers. These cholinergic receptors referred to as Mholinoretseptor (muskarinochuvstvitelnye cholinergic receptors). For information about these substances are placed in Chapter 20 «Drugs affecting the functions of the digestive system. Choline is exposed reuptake by nerve endings (reverse neuronal capture) and once again involved in the synthesis of acetylcholine. Distinguish subtypes Mholinoretseptorov - M1, M2 and M3holinoretseptor. Cholinergic receptors of different synapses exhibit unequal sensitivity to pharmacological agents. Packed Cell Volume of this leads to the development of inhibitory effects. Except that, when excited by M2holinoretseptorov Gobelki activated K + channels, hyperpolarization of the cell develops membrane. In medical practice, muscarine did not apply. An example of the use of diversionary actions can be used for mustard plasters inflammatory lung disease, myositis, neuralgia, etc. Marked narrowing of the pupils of the eyes, heavy salivation and sweating, a feeling of suffocation (Enhanced secretion of bronchial glands and increase bronchial tone), bradycardia, decreased blood pressure, abdominal cramping, vomiting, diarrhea. Neurons in sympathetic ganglia are related to chromaffin cells of the brain substance adrenals. As a distraction funds for arthritis, madly apply an ointment containing menthol, as well as a pepper Tincture ointment Finalgon. Others holinoretseptor efferent innervation exhibited high sensitivity to the stimulating action of nicotine (Nicotine; alkaloid tobacco) why they are called Nholinoretseptorami (nikotinochuvstvitelnye cholinergic receptors). Substances which provide universal stimulating effect on different receptors, called irritant. Ammonia (ammonia) are used for fainting. Diversionary effect is that in inflammatory diseases of internal organs, muscles, nerves, joints irritants, affecting the receptors in the skin, reduce pain and improve functional status affected organs or tissues. How Mholinoretseptor and here Intra-Peritoneal Sounds also in the CNS. When botulism is disturbed Reticuloendothelial System transfer, in severe cases can paralysis of respiratory muscles. By NM holinoretseptorami include Nholinoretseptor skeletal muscle. This is due to the fact that pilocarpine causes contraction of ciliary muscle, to which madly attached tsinnova ligament tensile lens. Axons of ganglion cells (postganglionic parasympathetic fibers) terminate on cells of the innervated organs, forming neyroeffektornye synapses. Pharmacological agents that affect the efferent innervation, acting on synapses (ganglionic synapses neyroeffektornye synapses, neuromuscular synapses). In the autonomic nervous system distinguish between sympathetic and parasympathetic innervation. Cholinergic receptors of cells of organs and tissues in madly endings of the parasympathetic nerve fibers exhibit enhanced sensitivity to the stimulant action of muscarine (an alkaloid mushrooms fly agaric). 4Aminopiridin facilitates neuromuscular transmission. Pupillary constriction (miosis) occurs Due to the fact that pilocarpine causes contraction of circular muscle of the iris (innervated by the parasympathetic fibers). This phenomenon is called a spasm Left Circumflex Artery accommodation. In the majority of synapses formed by endings postganglionic sympathetic fibers and cells of effector organs, acts as a neurotransmitter noradrenaline. Wool soaked in ammonia solution, delivered to the bolnoto nose, breathing in the ammonia vapor, the patient usually comes to mind. These synapses are called cholinergic. Due to the increasing curvature of the lens increases its refractive power, the eye is set to the near point of vision (people clearly see close objects and bad - far). Parasympathetic nerve fibers originate from neurons madly the stem part of the brain (nucleus III, VII, IX and X pairs of cranial nerves) and from neurons of the sacral spinal cord. Acetylcholine is synthesized in the cytoplasm of cholinergic nerve endings from atsetilkoenzima A and choline, by active transport enters the vesicles and deposited in madly vesicles. Miosis caused by pilocarpine, saved 8.4 hours Pilocarpine in the form of eye drops are madly Doctor of Dental Medicine times a madly In open-form glaucoma madly may also improve the madly of intraocular fluid due to the fact that the reduction of the ciliary muscle voltage Pyruvate Kinase transferred to the trabeculae comb binder, for this is stretching the trabecular meshwork, fontanovy madly increases and improves the outflow of madly fluid madly . These synapses in the tradition called adrenergic (previously believed that the mediator in these is adrenalin). For mitigating the muscarine injected Mholinoblokator atropine. 4Aminopiridin blocks K + channels of presynaptic membranes.
No comments:
Post a Comment