News Feed
HOME
News Feed
正文内容
Why do mosquitoes bite people? We need scientific defense
发布时间 : 2024-01-30
作者 : jumbo
访问数量 : 46
扫码分享至微信

Although mosquitoes bite humans, which makes people feel uncomfortable, this behavior plays an important role in the survival history of mosquitoes. Female mosquitoes need to suck proteins from the blood of humans or animals to hatch their eggs, which is necessary for them to reproduce. At the same time, mosquitoes also take this opportunity to spread some diseases, such as malaria, dengue fever, etc.

Why do mosquitoes bite people? We need scientific defense

Behind mosquito biting behavior, it reflects the diversity of various survival strategies in the biological world, and also reminds This means we need to protect our own health and the environment to reduce the chance of mosquito-borne diseases.

1. Allergy: When a human body is bitten by a mosquito, the mosquito will prick the skin through its mouthparts and inject saliva from the salivary glands into the human body. The human immune system will produce antibodies, so the antibodies and the antigens in the saliva It will combine and cause the body's immune system to release immune substances, causing vasodilation, increased vascular permeability, smooth muscle contraction, etc., causing local or systemic allergic reactions, such as itching, rash, etc.;

2. Bacterial infection: When bitten by a mosquito, wounds may be left on the skin, which is susceptible to bacterial invasion, leading to local inflammatory reactions, and symptoms such as redness, swelling, fever, and pain may occur;

3. Viral infection: Mosquitoes carry certain viruses. When they bite people, they may transmit the virus to the human body through the wound. Therefore, the virus will replicate on the skin, and viral infection is prone to occur, and flat warts may appear. , blisters and other symptoms;

Why do mosquitoes bite people? We need scientific defense

4. Skin damage: The salivary glands of mosquitoes contain toxins that can cause damage to the human body. The skin is irritated and itches. If you are bitten by a mosquito, the toxins will enter the body along with the saliva, which may cause allergic reactions in the skin and cause erythema, edema and other phenomena at the bite site.

Although the relationship between mosquitoes and humans seems to be accompanied by bites and discomfort, we cannot ignore the role of mosquitoes in the ecosystem. In this summer, we can effectively reduce the bother of mosquito bites through scientific methods. At the same time, actions such as protecting the environment and cleaning up stagnant water regularly can also help reduce the breeding of mosquitoes.

发布评论

Manager Wang: 180-0000-0000 (wechat same number)
sunny@jumbopet.net
Floor 29, Zhongmin University Xiamen, Hubin Middle Road, Siming District, Xiamen City
©2024  JUMBO  版权所有.All Rights Reserved.  
网站首页
电话咨询
微信号

QQ

在线咨询真诚为您提供专业解答服务

热线

15280250568
专属服务热线

微信

二维码扫一扫微信交流
顶部