What happens if you close your mouth when you sneeze 2024?

Charlotte Scott | 2023-06-10 11:53:22 | page views:1460
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Julian Gonzales

Works at the World Bank, Lives in Washington, D.C., USA.
As a health and wellness expert with a focus on respiratory health, I can provide you with a comprehensive answer to your question regarding what happens when you close your mouth during a sneeze.

Sneezing is a natural reflex that occurs when the body detects irritants in the nasal passages. This reflex is triggered by the trigeminal nerve, which sends a signal to the brain that prompts the body to expel the irritants through a forceful exhalation. The process of sneezing involves several steps, including a deep inhalation, closure of the throat, and a rapid expulsion of air through the nose and mouth.

When you close your mouth during a sneeze, the air that would normally be expelled through both the nose and mouth is redirected. Here's a step-by-step breakdown of what happens:


1. Detection of Irritants: The body detects an irritant in the nasal passages, such as dust, pollen, or a cold virus.


2. Trigeminal Nerve Activation: The trigeminal nerve, responsible for facial sensations and motor functions, sends a signal to the brain indicating the presence of an irritant.


3. Brain's Response: The brain processes this signal and initiates the sneezing reflex to clear the irritants.


4. Deep Inhalation: The body takes a deep breath, preparing for the forceful exhalation that will follow.


5. Closure of the Throat and Mouth: As the sneeze builds up, the throat closes to prevent the irritants from entering the lungs. If the mouth is also closed, this further restricts the air passage.


6. Forced Exhalation: The diaphragm and other respiratory muscles contract forcefully to expel the air and irritants. With the mouth closed, the air pressure increases in the nasal cavity.

7.
Redirection of Air: The pressurized air, unable to escape through the closed mouth, is forced to find an alternative route. This can lead to the air being redirected through the Eustachian tubes, which connect the middle ear to the nasopharynx.

8.
Potential Impact on the Ears: The Eustachian tubes are designed to equalize pressure between the middle ear and the atmosphere. However, if the air pressure from a sneeze is too great, it can cause discomfort or a temporary change in pressure sensation in the ears.

9.
Risk of Hearing Loss: While the risk of hearing loss due to holding a sneeze is considered low, it is not entirely without possibility. The sudden increase in pressure could potentially damage the delicate structures of the inner ear.

10.
Completion of the Sneeze: After the air has been expelled, the body relaxes, and the sneezing reflex ends.

It's important to note that while holding in a sneeze by closing the mouth may not typically result in serious harm, it is generally not recommended. Allowing the sneeze to occur naturally helps to clear irritants and maintain respiratory health. If you're in a situation where you need to stifle a sneeze, such as in a quiet environment, it's better to do so by covering your mouth and nose with a tissue or your elbow, rather than sealing the mouth completely.

Now, let's proceed to translate the above explanation into Chinese.

当你在打喷嚏时闭上嘴巴,会发生一系列生理反应。以下是详细解释:


1. 刺激物的检测:身体检测到鼻腔中的刺激物,如灰尘、花粉或感冒病毒。


2. 三叉神经激活:负责面部感觉和运动功能的三叉神经向大脑发送信号,表明存在刺激物。


3. 大脑的反应:大脑处理这个信号并启动打喷嚏反射以清除刺激物。


4. 深呼吸:身体深呼吸,为即将到来的强力呼气做准备。


5. 喉咙和嘴巴的关闭:随着打喷嚏的积累,喉咙关闭以防止刺激物进入肺部。如果嘴巴也关闭,这进一步限制了空气通道。


6. 强制呼气:膈肌和其他呼吸肌强力收缩以排出空气和刺激物。如果嘴巴关闭,鼻腔内的空气压力增加。

7.
空气的重定向:无法通过闭上的嘴巴排出的压力空气被迫寻找替代路径。这可能导致空气通过咽鼓管被重定向,咽鼓管连接中耳和鼻咽部。

8.
对耳朵的潜在影响:咽鼓管的设计是为了平衡中耳和大气之间的压力。然而,如果打喷嚏时的空气压力过大,可能会导致耳朵不适或暂时改变压力感觉。

9.
听力损失的风险:虽然因抑制打喷嚏而导致听力损失的风险被认为是低的,但并非完全没有可能。突然增加的压力可能会潜在地损伤内耳的精细结构。

10.
打喷嚏的完成:空气排出后,身体放松,打喷嚏反射结束。

需要注意的是,尽管通过闭嘴抑制打喷嚏通常不会导致严重伤害,但一般不推荐这样做。自然地打喷嚏有助于清除刺激物并保持呼吸健康。如果你需要在安静的环境中抑制打喷嚏,比如在安静的环境,最好的做法是用纸巾或肘部遮住嘴巴和鼻子,而不是完全封闭嘴巴。


2024-06-04 17:15:34

Ethan Martinez

Works at the International Committee of the Red Cross, Lives in Geneva, Switzerland.
--If the sneeze is held in by pinching the nose or holding the mouth closed, this pressurized air is forced back through the Eustachian tube and into the middle ear cavity.-- The risk of a hearing loss injury due to holding a sneeze is low. However, it is not impossible.Sep 15, 2015
2023-06-14 11:53:22

Eliza Gonzales

QuesHub.com delivers expert answers and knowledge to you.
--If the sneeze is held in by pinching the nose or holding the mouth closed, this pressurized air is forced back through the Eustachian tube and into the middle ear cavity.-- The risk of a hearing loss injury due to holding a sneeze is low. However, it is not impossible.Sep 15, 2015
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