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BIOLOGY CHAP 10C

Across
Protein molecules made specifically by the host immune system which attach to the pathogen, and elicit further attack
A viral agent used for immunization which may replicate in a host cell, but are of a non-virulent form and thus not a health risk
A viral agent altered so that it cannot replicate in the host cell
A method of developing an immunity to a pathogen by exposing a person to a weakened or non-infective form.
Non-symptomatic but infected individual who may pass the disease to others but not display the disease themself.
Method for fighting a disease by immunizing near the outbreak, rather than immunizing the entire population
Reaction to an infection which in characterized by increased blood flow to the site of infection
Viruses which add genetic information to the host genome, but do not kill the host.
Pathogen which quickly spreads to unaffected individuals
One chemical messenger released by infected tissue which "calls in" the immune response
Fancy word meaning "cause of disease"
Infections passed from an infected individual via an insect or other arthropod bite
Soluble poisonous substances produced by pathogens which diffuse from the infected cell and cause damage to surrounding tissues
Down
Strict isolation of infected individual to prevent the spread of an infectious disease to others
Infection spread by uninfected individual touching infected individual
Poisonous substances produced by pathogens within an infected cell, which cause damage to surrounding tissues once cell lysis occurs
First line of defense against infection including skin and mucous membranes
A protein that is produced by a viral-infected cell which binds to receptors in neighboring cells once cell lysis occurs, and causes uninfected cells to produce enzymes to block viral attachment
Disease spread by uninfected infected individual handling contaminated materials (fomite transmission)
Type of white blood cell of an infected host which arrives to infection site to engulf pathogens
Infection via pathogen in water droplets expelled from infected patient (cough, sneeze, etc)
Powerful chemicals secreted in tears which attack bacterial cell-walls.
An infective agent which invades the body and causes disease