Why do nerves die in teeth?
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Amelia Patel
Studied at the University of Oxford, Lives in Oxford, UK.
As a dental expert with extensive knowledge in the field of oral health, I am often asked about the reasons behind nerve death in teeth and the subsequent pain that individuals may experience. To provide a comprehensive understanding, let's delve into the anatomy of a tooth and the factors that can lead to nerve damage or death.
牙齿的解剖结构和可能导致神经损伤或死亡的因素是理解这一问题的关键。牙齿由几个部分组成：牙冠、牙根和牙髓。牙髓是牙齿的内部软组织，包含血管、神经和淋巴管。牙髓的主要功能是为牙齿提供营养和感觉。当牙髓受到感染或损伤时，可能会导致牙髓炎，这是一种炎症状态，可能会导致牙痛。
The first step in understanding why nerves die in teeth is to recognize the role of bacteria. Bacteria are a natural part of the oral microbiome, but when the balance is disrupted, they can lead to dental caries, also known as tooth decay. As decay progresses, it can penetrate the hard outer layers of the tooth, known as the enamel and the dentin, and reach the pulp, where the nerves reside. Once the bacteria reach the pulp, they can cause an infection, leading to the death of the nerve.
理解神经在牙齿中死亡的第一步是认识到细菌的作用。细菌是口腔微生物群的自然组成部分，但当平衡被打破时，它们可能导致牙科龋病，也称为蛀牙。随着龋病的进展，它可以穿透牙齿的硬外层，即牙釉质和牙本质，到达牙髓，即神经所在的部位。一旦细菌到达牙髓，它们就会引起感染，导致神经死亡。
Another common cause of nerve death in teeth is trauma. Physical injury to the tooth, such as from a fall, a blow to the mouth, or even biting down on something hard, can damage the blood vessels and nerves within the pulp. This can lead to a condition known as pulp necrosis, where the nerve tissue dies due to a lack of blood supply and nutrients.
导致牙齿神经死亡的另一个常见原因是外伤。对牙齿的物理损伤，如跌倒、口腔受到撞击，甚至咬硬物，都可能损伤牙髓内的血管和神经。这可能导致一种称为牙髓坏死的状况，由于缺乏血液供应和营养，神经组织死亡。
Once the nerve is dead, one might think that the tooth would no longer be sensitive to pain. However, this is not always the case. The dead nerve or an infection can lead to the formation of a pocket of pus, known as an abscess, within the pulp cavity. This abscess can put pressure on the surrounding tissues, including the periodontal membrane, which is responsible for attaching the tooth to the jawbone. The pressure from the abscess can cause significant pain and discomfort.
一旦神经死亡，人们可能会认为牙齿不再对疼痛敏感。然而，情况并非总是如此。死亡的神经或感染可能导致牙髓腔内形成脓液囊，称为脓肿。这个脓肿可以对周围组织施加压力，包括牙周膜，它负责将牙齿固定在颌骨上。脓肿的压力可以引起显著的疼痛和不适。
Furthermore, the dead nerve remnants and bacteria can continue to break down the tooth structure, leading to more extensive decay and potentially causing a fracture of the tooth. This can further exacerbate the pain and may require more complex dental treatment, such as root canal therapy or tooth extraction.
此外，死亡的神经残余和细菌可以继续分解牙齿结构，导致更广泛的龋坏，并可能导致牙齿断裂。这可能会进一步加剧疼痛，并可能需要更复杂的牙科治疗，如根管治疗或拔牙。
In conclusion, while the death of the nerve in a tooth may seem like it would eliminate pain, the presence of bacteria, infection, and the potential for an abscess can still cause significant discomfort. It is crucial to seek dental care if you experience persistent tooth pain, as timely treatment can prevent further damage and alleviate discomfort.
总之，尽管牙齿中神经的死亡似乎会消除疼痛，但细菌、感染以及脓肿的可能性仍然可能导致显著的不适。如果你经历持续的牙痛，寻求牙科护理至关重要，因为及时的治疗可以防止进一步的损害并缓解不适。
牙齿的解剖结构和可能导致神经损伤或死亡的因素是理解这一问题的关键。牙齿由几个部分组成：牙冠、牙根和牙髓。牙髓是牙齿的内部软组织，包含血管、神经和淋巴管。牙髓的主要功能是为牙齿提供营养和感觉。当牙髓受到感染或损伤时，可能会导致牙髓炎，这是一种炎症状态，可能会导致牙痛。
The first step in understanding why nerves die in teeth is to recognize the role of bacteria. Bacteria are a natural part of the oral microbiome, but when the balance is disrupted, they can lead to dental caries, also known as tooth decay. As decay progresses, it can penetrate the hard outer layers of the tooth, known as the enamel and the dentin, and reach the pulp, where the nerves reside. Once the bacteria reach the pulp, they can cause an infection, leading to the death of the nerve.
理解神经在牙齿中死亡的第一步是认识到细菌的作用。细菌是口腔微生物群的自然组成部分，但当平衡被打破时，它们可能导致牙科龋病，也称为蛀牙。随着龋病的进展，它可以穿透牙齿的硬外层，即牙釉质和牙本质，到达牙髓，即神经所在的部位。一旦细菌到达牙髓，它们就会引起感染，导致神经死亡。
Another common cause of nerve death in teeth is trauma. Physical injury to the tooth, such as from a fall, a blow to the mouth, or even biting down on something hard, can damage the blood vessels and nerves within the pulp. This can lead to a condition known as pulp necrosis, where the nerve tissue dies due to a lack of blood supply and nutrients.
导致牙齿神经死亡的另一个常见原因是外伤。对牙齿的物理损伤，如跌倒、口腔受到撞击，甚至咬硬物，都可能损伤牙髓内的血管和神经。这可能导致一种称为牙髓坏死的状况，由于缺乏血液供应和营养，神经组织死亡。
Once the nerve is dead, one might think that the tooth would no longer be sensitive to pain. However, this is not always the case. The dead nerve or an infection can lead to the formation of a pocket of pus, known as an abscess, within the pulp cavity. This abscess can put pressure on the surrounding tissues, including the periodontal membrane, which is responsible for attaching the tooth to the jawbone. The pressure from the abscess can cause significant pain and discomfort.
一旦神经死亡，人们可能会认为牙齿不再对疼痛敏感。然而，情况并非总是如此。死亡的神经或感染可能导致牙髓腔内形成脓液囊，称为脓肿。这个脓肿可以对周围组织施加压力，包括牙周膜，它负责将牙齿固定在颌骨上。脓肿的压力可以引起显著的疼痛和不适。
Furthermore, the dead nerve remnants and bacteria can continue to break down the tooth structure, leading to more extensive decay and potentially causing a fracture of the tooth. This can further exacerbate the pain and may require more complex dental treatment, such as root canal therapy or tooth extraction.
此外，死亡的神经残余和细菌可以继续分解牙齿结构，导致更广泛的龋坏，并可能导致牙齿断裂。这可能会进一步加剧疼痛，并可能需要更复杂的牙科治疗，如根管治疗或拔牙。
In conclusion, while the death of the nerve in a tooth may seem like it would eliminate pain, the presence of bacteria, infection, and the potential for an abscess can still cause significant discomfort. It is crucial to seek dental care if you experience persistent tooth pain, as timely treatment can prevent further damage and alleviate discomfort.
总之，尽管牙齿中神经的死亡似乎会消除疼痛，但细菌、感染以及脓肿的可能性仍然可能导致显著的不适。如果你经历持续的牙痛，寻求牙科护理至关重要，因为及时的治疗可以防止进一步的损害并缓解不适。
2024-05-12 18:46:55
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Works at the Environmental Action Group, Lives in Amsterdam, Netherlands.
The dying nerve or an infection usually causes an increase in pain. Some people wonder why they experience pain if the nerve is dead. ... Bacteria and dead nerve remnants, or pus, builds up in the pulp cavity inside the tooth and puts pressure on the periodontal membrane, which can cause immense pain.Mar 20, 2018
2023-06-13 03:34:58
Sophia Turner
QuesHub.com delivers expert answers and knowledge to you.
The dying nerve or an infection usually causes an increase in pain. Some people wonder why they experience pain if the nerve is dead. ... Bacteria and dead nerve remnants, or pus, builds up in the pulp cavity inside the tooth and puts pressure on the periodontal membrane, which can cause immense pain.Mar 20, 2018
