复旦大学：《大学生健康教育》课程教学资源（PPT课件）性卫生与性传播疾病 Sexually Transmitted Diseases STDs

Sexually Transmitted Diseases STDS 性传播疾病 Dehong xu The Hospital of Fudan Univers

Sexually Transmitted Diseases STDs 性传播疾病 Dehong Xu The Hospital of Fudan University

Sexually transmitted diseases, or STDs, are some of the most common infectious diseases(传染病) in the United States

Sexually transmitted diseases, or STDs, are some of the most common infectious diseases（传染病） in the United States

There are more than 20 STDs, the most deadly being the hiv virus. Other Sexually transmitted diseases include syphilis( 梅毒), gonorrhea(淋病, and Chlamydia(衣原体

There are more than 20 STDs, the most deadly being the HIV virus. Other Sexually transmitted diseases include syphilis ( 梅毒), gonorrhea (淋病), and Chlamydia(衣原体)

This education program reviews some common STDs and how they can be diagnosed, treated, and prevented

This education program reviews some common STDs and how they can be diagnosed, treated, and prevented

Causes of stds

Causes of STDs

An infectious disease(传染病) is a disease that can be passed from one person to another. Sexually Transmitted diseases are a category of diseases that are spread via sexual activities, such as vaginal intercourse, oral sex(口交), or anal sex(肛交)

An infectious disease（传染病） is a disease that can be passed from one person to another. Sexually Transmitted diseases are a category of diseases that are spread via sexual activities, such as vaginal intercourse, oral sex (口交), or anal sex（肛交）

Sexually transmitted diseases are caused by one of 3 types of organisms 1. Parasites Parasites are very small animals that get nourishment from the person they infect The infected person is called host(宿主) Pubic lice. also called crabs. are an example of sexually t ransmitted parasites

Sexually transmitted diseases are caused by one of 3 types of organisms. 1. Parasites. Parasites are very small animals that get nourishment from the person they infect. The infected person is called host(宿主). Pubic lice, also called crabs, are an example of sexually transmitted parasites

2. Bacteria Bacteria are organisms made of one cell. They cling together to feed from the body of their host gonorrhea (淋病, syphilis(梅毒), Chlamydia(衣原体),and Chancroid(软下疳) are examples of sexually transmitted bacteria

2. Bacteria. Bacteria are organisms made of one cell. They cling together to feed from the body of their host. Gonorrhea (淋病), syphilis (梅毒), Chlamydia (衣原体), and Chancroid (软下疳) are examples of sexually transmitted bacteria

3. Virus Virus are complex molecules that can multiply(J1) when they invade the cell of their host HIV, herpes and hepatitis are sexually transmitted viruses

3. Virus. Virus are complex molecules that can multiply (繁殖) when they invade the cell of their host. HIV, herpes, and hepatitis are sexually transmitted viruses

Usually infections that are caused by a virus cannot be cured, but in some cases they can be controlled

Usually infections that are caused by a virus cannot be cured, but in some cases they can be controlled