PBS 3.1

A branch of medical science that deals with the incidence, distribution, causes, and control of health problems in a population.

• Epidemiology

• Nosocomial

• Infection

• Disease

An infection acquired in a hospital; also known as a hospital-acquired infection or HAI.

• Epidemiology

• Nosocomial

• Infection

• Disease

The establishment of a disease-causing microorganism within a host.

• Infection

• Host

• Disease

• Pathogen

Tags

NGSS.HS-LS2-6

An organism in which another organism lives.

• Infection

• Host

• Disease

• Pathogen

A disorder of structure or function in an organism that results in specific signs or symptoms, may affect a specific location in the organism, and is not a direct result of physical injury.

• Infection

• Host

• Disease

• Pathogen

Tags

NGSS.MS-LS3-1

A disease-causing organism.

• Infection

• Host

• Disease

• Pathogen

Any of various infectious proteins that are abnormal forms of normal cellular proteins. Prions proliferate by inducing normal proteins to convert to the abnormal form that causes diseases, such as mad cow disease, Creutzfeldt-Jakob disease, and kuru.

• Prion

• Virus

• Bacteria

• Helminth

Any of a large group of nonliving, submicroscopic infective agents that typically comprise an RNA or DNA core of genetic material surrounded by a protein coat. Viruses are not cellular and require a host in which to replicate. They cause various important diseases in all forms of life.

• Prion

• Virus

• Bacteria

• Helminth

A single-celled, prokaryotic microorganism.

• Prion

• Virus

• Bacteria

• Helminth

A large, eukaryotic, multicellular, parasitic worm, such as a tapeworm, liver fluke, ascarid, or leech.

• Prion

• Virus

• Bacteria

• Helminth

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4