Chapter 18
Pandemic
A condition that occurs throughout the people of a country or the world
H1N1
A form of swine influenza virus
chancre
A painless ulcerating sore
Ebola
A rare but deadly virus that causes bleeding inside and outside the body
Endospores
A resistant, dormant structure formed inside of some bacteria that can withstand adverse conditions
Petri plate
A small, flat dish made of thin glass or plastic that contains sterile solid medium for the culture of microorganisms; also called Petri dish.
Zika
A viru
Herpesvirus
A virus that causes infections in humans, such as herpes, cytomegalovirus, chickenpox, shingles, mononucleosis, measles, and Kaposi's sarcoma
Candida
A yeast commonly found in the oral cavity, gastrointestinal tract, and female genital tract, and sometimes in the skin.
Anaerobes
Bacteria that grow in the absence of oxygen and are destroyed by oxygen
Aerobes
Bacteria that require oxygen to grow
oral candidiasis
Candida yeast infection of the oral mucosa
virulent
Capable of causing serious disease
gram variable
Classification of bacteria that are not consistently stained
gram negative
Classification of bacteria that do not hold a dye stain under a microscope
gram positive
Classification of bacteria that hold a dye stain and appear dark purple under a microscope
Streptocci
Cocci that form chains as they devide
Staphylococci
Cocci that form irregular groups or clusters
Gram's stain
Four-step staining process developed by Hans Christian Gram and used to separate bacteria into groups
Prions
Infectious particles of proteins that lack nucleic acids
Tyndallization
Intermittent, or fractional, sterilization
facultative anaerobes
Organisms that can grow with or without oxygen
Nonpathogenic
Pertaining to microorganisms that do not produce disease
Fungi
Plants, such as mushrooms, yeasts, and molds, that lack chlorophyll
Creutzfeldt-Jakob disease
Rare chronic brain disease with onset in middle to late life (40-60 years)
Bacilli
Rod-shaped bacteria that cause tuberculosis and other diseases
Protozoa
Single-celled microscopic animals without a rigid cell wall
Cocci
Spherical bacteria cells that reproduce by dividing into two
Microbiology
The study of microorganisms
percutaneous
Through the skin, such as a needle stick, a cut, or a human bite
Methicillin-resistant Staphylococcus aureus
Type of staph infection that is resistant to several common antibiotics
Viruses
Ultramicroscopic infectious agents that contain DNA or RNA
provirus
Virus that is hidden during the latency period
microcephaly
abnormal smallness of the head, a congenital condition associated with incomplete brain development.
Pathogens
disease producing microorganisms
latent
dormant
Spirochetes
spiral shaped bacteria
