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48 Cards in this Set
- Front
- Back
caused by organisms or viruses that enter and multiply within the human body
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infectious diseases
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organisms that can only be viewed with a microscope
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microorganisms
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microorganisms or viruses that cause disease
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pathogens
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are simple single celled microorganisms
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bacteria
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poisons given off by bacteria
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toxins
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smallest pathogens
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viruses
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organisms such as yeasts molds and mushrooms
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fungi
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single celled organisms that are much larger and more complex than bacteria
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protozoans
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protective linings in your body that provide protection from pathogens
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mucous membranes
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body's general reactions to all kinds of injury
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inflamation
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white blood cells
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phagocytes
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fights disease by producing a separate set of weapons for each kind of pathogen it encounters
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immune system
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carry out most of the immune systems functions
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lymphocytes
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body's ability to destroy pathogens that it has previously encountered
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immunity
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perform several functions in the immune system
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t cells
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produce antibodies
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b cells
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proteins that attach to the surface of a pathogen or toxin produced by pathogens
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antibodies
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collects fluid from your tissues and returns it to the system
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lymphatic system
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injection which cause you to become immune to a disease
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immunizations
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a substance that is injected
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vaccine
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a drug that inhibits or kills bacteria
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antibiotic
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unusually high occurrence of a disease in a certain place during a certain time
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epidemic
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and infectious disease that has become increasingly common in humans within the last twenty years
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emerging disease
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what are four ways that diseases can be spread
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infected people
infected animals contaminated objects contaminated food soil or water |
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list four bacterial diseases
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strep
lyme disease meningitis tuberculosis |
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list four viral diseases
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cold
flu hepatitis pneumonia |
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three healthful behaviors that help void infectious diseases
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wash hands
dont share items cook and store food properly |
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five factors that contribute to the development of emerging diseases
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drug resistance
lack of immunization international travel global food supply contact with infected animal |
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any pathogen spread from one person to another during sexual contact
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sexually transmitted infection
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is caused bu a protozoan that infects the urinary tract or vagina
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trichomoniasis
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inflammation of the lining of the urethra
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urethritis
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vaginal infection or inflammation
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vaginitis
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the most common viral STI
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human papilloma virus
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most common bacterial STI
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chlamydia
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serious infection of the reproductive organs
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pelvic inflammatory disease
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infects urinary tract in males and reproductive glands in females
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gonorrhea
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usually shown signs by blisters and lesser symptoms
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genital herpes
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serious bacterial infection that passes through three stages
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syphillis
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a painless sore
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chancre
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most incurable STI
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HIV
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fatal disease of the immune system
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AIDS
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a period of time with a lack of symptoms
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asymptomatic stage
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attacks the immune system when it is weak
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opportunistic infection
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world-wide safety procedures
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universal precautions
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a person infected with HIV is said to be
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HIV-positive
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the number of virus particles circulating in the body
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viral load
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what are four ways to transmit HIV
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sexual contact
shared needles contact with blood mother to baby |
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what 3 behaviors can help avoid HIV infection
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abstinence
avoid drugs avoid contact with bodily fluids |