Micro1 Test3a pract Word Scramble
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Question | Answer |
Normal flora, does not normally cause infectious diseases. | indigenous microbiota |
Disease causing microbe. | pathogen |
An organism that exists harmlessly as part of the normal human body environment and does not become a health threat until the host's resistance is lowered by other diseases or drugs. | opportunistic pathogen |
An infection following a previous infection, especially when caused by microorganisms that have become resistant to the antibiotics used earlier. | superinfection |
Any place where a microbe may live and reproduce. | reservoir |
An organism that harbors a pathogen. | carrier |
The ability of a pathogen to cause disease. | pathogenicity |
A measure of a pathogens pathogenicity. | virulence |
Microbes normally associated with an animal or transmitted from one. | zoonotic |
The number of cases of infections/diseases. | prevalence |
The area of the infection's spread. | point prevalence |
The proportion of people in a population who have a disease or condition at a particular time | period prevalence |
New cases of people who never had the disease before. | incidence |
Having the disease. | morbidity |
Dying from the disease. | mortality |
Study of factors that contribute to disease, infectious or not. | epidemiology |
Progression and course of the disease. | pathogensis |
How the disease spreads from one host to another. | transmission |
A disease that can be spread from host to another but is difficult to get. | communicable |
A disease that is easy to spread. | contagious |
Disease or infections that erupt during a hospital stay or within 14 days of discharge from the hospital. | nosocomial |
Diseases that are normally present in a given population. | endemic |
Diseases normally present in a population that experience a sudden rise in the number of cases. | epidemic |
Multiple elevated numbers of cases in multiple countries of a disease. | pandemic |
Diseases controlled through good practice but that do occur sporadically. | non-endemic diseases |
Infections or diseases present in their incubation stage at the time of hospital admission. | community-acquired infection |
Infections or diseases that result from medical or surgical treatment caused by physicians, surgeons, of healthcare personnel. | iatrogenic infection |
Cover mouth and nose, limit visitors, no dry dusting, open to fresh air and sunlight, filter air and roll linens lightly. These prevent what kind of contamination? | Airborne |
Fresh food, proper temps, clean, wash hands, use water over 80C to clean with. These rules apply handling ? | food and utensils |
Use disposables, disinfect or sterilize ASAP, only use equipment for same patient, soiled linens go to laundry separately. These rules should be followed when handling ? | fomites |
The most important precaution you can apply? | wash hands |
Any inanimate object or substance capable of carrying infectious organisms and transferring them from one individual to another. | fomite |
Examples of infectious disease (can you give one?) | Exs include: anthrax, pink eye, flu, cold, any disease caused by microorganisms |
Examples of communicable disease (can you give one?) | leprosy, Chlamydia, AIDS, TB, mononucleosis, chicken pox |
Examples of contagious disease (can you give one?) | mumps, scabies, chicken pox, flu, pink eye, TB |
Examples of endemic disease (can you give one?) | West Nile, gonorrhea, flu, MRSA, HIV, shingles |
Examples of epidemic disease (can you give one?) | measles, West Nile, malaria, chicken pox, avian flu, polio, SARS |
Examples of sporadic disease (can you give one?) | Malaria (in US), Legionnaires, food poisoning, tetanus |
Examples of pandemic disease (can you give one?) | AIDS/HIV, bird flu, hepatitis, TB, malaria |
Examples of zoonotic disease (can you give one?) | mad cow, bubonic plague, rabies, lyme disease, cat scratch fever, ringworm |
A carrier who never had the disease is called a ? | passive carrier |
A carrier who has fully recovered from the disease is called a ? | active carrier |
A carrier who has not expressed signs or symptoms of the disease yet, but soon will, is called ? | an incubatory carrier or prodromal |
A carrier may no longer show signs or symptoms of a disease, but hasn't fully recovered yet, is called ? | a convalescent carrier |
An organism or object that carries blood can be a __ for disease. | vector |
Chickenpox transmitted by touching a weeping vesicle is an example of ? | direct contact transmission |
Chickenpox transmitted by touching a dirty wound dressing from a shingles patient is an example of ? | indirect contact transmission |
Chickenpox transmitted when an ER patient coughs in your face is an example of ? | droplet transmission |
Hepatitis A transmitted through fecally-contaminated lettuce in your taco is an example of ? | indirect contact and vehicular transmission |
Hepatitis C spread through an accidental needlestick on the job is an example of ? | mechanical vector, vehicular, indirect contact transmission |
What is the stage in a disease when pathogens are multiplying but are having no affect on the host? | incubation |
What is the stage in a disease when pathogens start to have an affect on the host, who starts to feel sick? | prodromal |
What is the stage in a disease when symptoms become full blown? | period of illness |
What is the period in a disease when the host starts to recover, is left with damage from the disease, or dies? | convalescence |
What are the 5 steps in the chain of infection? | 1. reservoir 2. portal of exit from reservoir 3. mode of transmission 4. portal of entry 5. into susceptible host |
Pathogens that can be suspended in the air require what kind of precautions? | airborne |
What kind of respirator should you wear when working with a patient for whom airborne precautions are in effect? | N95 |
If there's a risk of splashing another person with infected fluids (by sneezing, coughing, etc), __ precautions should be in place. | droplet |
How far should you stay away from a person under droplet precautions? | 3 feet |
What kind of precautions are in effect for patients with pathogens spread by touch? | contact |
What are the 5 modes of transmission? | 1. airborne 2. droplet 3. contact 4. vehicular/fomite 5. vector |
When contact precautions are in effect, you should cover any of your body that might ? | come in contact with the patient or any surface that the patient might have touched |
How many REPORTED cases of nosocomial infections are there every year? | 2 million |
Nosocomial infections happen because a healthcare worker didn't do something they were ? | supposed to do to stop the spread of infection |
Who is most at risk of nosocomial infection? | burn victims |
What is the most common type of nosocomial infection? | UTI |
What is the 2nd most common type of nosocomial infection? | post-surgical wound infections |
Besides UTI and post-surgical wound infections, name 2 more nosocomial infections that are very common. | 1. lower respiratory/pneumonia 2. bloodstream/septicemia |
Don't use an antimicrobial lotion for __ seconds after you have washed your hands. | 30 |
Don't __ dust fomites. | dry |
Medical asepsis is intended to stop the spread of ? | pathogens |
Surgical asepsis is intended to stop the spread of ? | all microbes |
The first line of immunological defense is ? | intact skin and accessories |
The 2nd line of immunological defense is ? | phagocytosis and fever |
The 3rd line of immunological defense is ? | antibodies |
Which antibody is the largest and the first responder? | IgM |
Which antibody is predominant in secretions and found in breast milk? | IgA |
Which antibody is the smallest, the most abundant, and crosses the placenta? | IgG |
Which antibody is associated with basophils, mast cells, and allergens? | IgE |
What disease is so virulent that 1-10 microbes is enough for it to be pathogenic? | measles |
What disease has a virulence so low that it takes 10 million microbes for it become pathogenic? | cholera |
What are the microbial traits that a pathogen can use to invade and establish itself inside of a host? | virulence factors |
The minimum number of microbes that must enter or attach to cells in the body to become infectious? | infectious dose |
These minute, hair-like structures help microbes attach to things. | fimbriae |
Microbes are more resistant to phagocytosis if they have a ? | capsule |
Long, thread-like structures used for locomotion are called ? | flagella |
Some strains of bacteria can produce __ that break up clots that would otherwise block them from spreading to other parts of the body. | kinases |
An enzyme that attacks the interstitial cement of connective tissues by depolymerizing hyaluronic acid. | hyaluronidase |
An enzyme used by bacteria to form fibrin clots that they can use to cover themselves and that protects them from the immune system. | coagulase |
A enzyme that digests keratin in the skin. | keratinase |
This enzyme digests the protective coating of mucous membranes. | mucinase |
This exoenzyme kills WBCs. | leukocidin |
This exoenzyme disrupts the membranes of RBCs. | hemolysins |
This enzyme causes death of healthy cells and tissues. | necrotizing enzyme |
What type of toxin works in 2 parts? | A-B toxins |
Created by:
IsaacJ
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