**Bacteremia** is an illness marked by the presence of bacteria in the blood

Bacteremia

When viruses are found in the blood, it is called **viremia**

Viremia

**Septicemia** occurs when bacteria are **both** present **and** multiplying in the blood.

Septicemia

**Toxemia** is an illness that occurs when toxins are found in the blood.

Toxemia

Sepsis is characterized by a dysregulated inflammatory response in a disproportionate response to a circulatory infection. 

Sepsis

Common terms used to define different types of infections of the circulatory system are:
- Bacteremia
- Viremia
- Septicemia
- Toxemia
- Sepsis

A closed system of organs and vessels that circulate blood around the body to deliver oxygen, nutrients, and immune factors to tissues and to carry out waste products.

Circulatory System

https://openstax.org/details/books/microbiology/

Microbiology covers the scope and sequence requirements for a single-semester microbiology course for non-majors. The book presents the core concepts of microbiology with a focus on applications for careers in allied health. The pedagogical features of the text make the material interesting and accessible while maintaining the career-application focus and scientific rigor inherent in the subject matter. Microbiology’s art program enhances students’ understanding of concepts through clear and effective illustrations, diagrams, and photographs.

Microbiology is produced through a collaborative publishing agreement between OpenStax and the American Society for Microbiology Press. The book aligns with the curriculum guidelines of the American Society for Microbiology.

OpenStax Microbiology Textbook

- Heart
- Arteries
- Veins
- Capillaries
- Kidneys
- Liver
- Spleen

Organs and Vessels of the Circulatory System

- Toxic Shock Syndrome
- Streptococcal Toxic Shock-like Syndrome
- Puerperal Sepsis
- Infectious Arthritis
- Osteomyelitis
- Rheumatic Fever
- Bacterial Endocarditis and Pericarditis
- Gas Gangrene
- Tularemia
- Brucellosis
- Cat-Scratch Disease
- Rat-Bite Fever
- Plague
- Zoonotic Febrile Diseases

Bacterial Infections of the Circulatory and Lymphatic Systems

- Epstein-Barr Virus (EBV)
- Cytomegalovirus Infections
- Yellow Fever
- Dengue Fever
- Chikungunya Fever
- Ebola Virus Disease
- Hantavirus
- Human Immunodeficiency Virus (HIV)

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