Milady 5-2

Infection

the invasion of body tissues by disease-causing pathogens

Staphylococci

pus-forming bacteria that grow in clusters like grapes. They cause abscesses, pustules, and boils.

Streptococci

pus-forming bacteria arranged in curved lines resembling a string of beads. They cause infections such as strep throat and blood poisoning

Diplococci

spherical bacteria that grow in pairs and cause diseases such as pneumonia

Bacilli

short, rod-shaped bacteria. They are the most common bacteria and produce diseases such as tetanus, typhoid fever, tuberculosis, and diphtheria

Spirilla

spiral or corkscrew-shaped bacteria. They are subdivided into subgroups such as syphilis and Lyme disease

Motility

the term used to describe self-movement

Flagella

hair-like extensions for locomotion

Binary Fission

the division of cells into new cells, called daughter cells

Bacterial spore

the ability of certain types of bacteria to form a hard keratin coating that will protect it until the environment is more favorable

Direct Transmission

transmission of blood or body fluids through touching, kissing, coughing, sneezing, and talking

Indirect Transmission

transmission of blood or body fluids through contact with an intermediate contaminated object, such as a razor, extractor, nipper, or an environmental surface

Inflammation

a condition in which the body reacts to injury, irritation, or infection

may be characterized by redness, heat, pain, and swelling

Pus

a fluid containing white blood cells, bacteria, and dead cells, and is the byproduct of the infectious process

MRSA

methicillin-resistant Staphylococcus aureus

An infectious staph bacteria that is highly resistant to conventional treatments

occurs frequently among persons with weakened immune systems or among people who had undergone medical procedures

Systemic Infection

Affects the whole body, disease is carried through the blood or lymphatic systems.

Local Infection

Infections confined to a particular part of he body, a lesion containing pus (pimple or abscess)

Infectious

Caused by or capable of being transmitted by infection.

Contagious Disease

Disease spread from one person to another (common cold, pinkeye, viral infections)

Mycobacterium fortuitum

Microscopic germs found in tap water in very small numbers.