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Chapter 18
Microbiology
| Question | Answer |
|---|---|
| Bacteria that require oxygen to grow are called what | aerobes |
| bateria that grow in the absence of oxygen and are destroyed by oxygen are called what | anaerobes |
| Rod shaped bacteria that cause tuberculosis and other diseases | Bacilli |
| a yeast commonly found in the oral cavity, gastrointestinal tract, female genital tract, and sometimes the skin | Candida |
| A painless ulcerating sore which is the first sign of syphilis | Chancre |
| spherical bacterial cells that reproduce by dividing into two singular coccus | Cocci |
| Rare chronic brain disease with onset in middle to lte life | Creutzfeldt-Jakob disease |
| a resistant, dormant structure formed inside of some bacteria that can withstand adverse conditions | Endospore |
| organixms that can grow with or without oxygen | facultative aerobes |
| plants such as mushrooms, yeast and molds that lack chlorophyll | fungi |
| classification of bacteria that do not hold a dye stain under a microscope | gram negative |
| classification of bacteria that hold a dye stain and appear dark purple under a microscope | gram positive |
| four step staining process developed by Hans Christain Gram and used to separate bacteria into groups | Gram's stain |
| classification of bacteria that are not consistently stained | gram variable |
| What is H5N1 | a form of avian influenza virus |
| a virus that causes infections in humans, such as cytomegalovirus, chickenpox, shingles,mononucleosis,measles,and kaposi's sarcoma | Herpesvirus |
| Another word for Dormant is | Latent |
| What is Microbiology | the study of microorganisms |
| microorganisms that do not produce disease | nonpathogenic |
| what is oral candidiasis | candida yeast infection of the oral mucosa |
| a condition that occurs throughout the people of a country or the world | pandemic |
| disease producing microorganisms | pathogens |
| through the skin such as a needle stick a cut or a human bite | percutaneous |
| a small flat dish made of thin glass or plastic that contains sterile solid medium for the culture of microorganism | petri plate |
| infectious particles of proteins that lack nucleic acids | prions |
| single celled microschpic animals without a rigid cell wall | protoza |
| virus that is hidden during the latency period | provirus |
| spiral shaped bacteria | spirochetes |
| cocci that form irregular groups or clusters | staphylococci |
| cocci that form chains as they divide | streptococci |
| intermittent or fractional sterilization | tyndallization |
| capable of causing serious disease | virulent |
| ultramicroscopic infectious agents that contain DNA or RNA | viruses |
| who said life was spontaneously generated from nonliving matter | aristotle |
| who used a primitive microscope to observe stagnant water and scrapings from the teeth | antony van leeuwenhoek |
| who explained the need for prolonged heating to destroy microbial life in broth | John Tyndall |
| who recognized the role of airborne microorganisms in post surgical infection | joseph lister |
| who disproved the theory of spontaneous generation of life, designed flasks shaped like a swan neck and prepared the first rabies vaccine? | lous pasteur |
| what are the five major groups of microorganisms | bacteria,algae,protoza,fungi, and viruses |
| what has often been described as the perfect parasite | viruses |
| pathogenic bateria usually grow est at what temperature | 98.6 degrees F in a moist dark environment |
| what are the 3 shapes of bacteria | spherical, rod and spiral |
| what bacteria is the causative factor in dental caries | streptococcus mutans |
| what represents teh most resistant form of life known | spores |
| what are 3 prion diseases | mad cow disease, cruetzfeldt-jakob and possibly alzheimers disease |
| what do viruses need to live? | host cell |
| viral diseases are transmitted by ? | direct contact, insects, blood transfusions,contaminated food or water and inhalation of droplets expelled by coughing or sneezing |
| which hepatitis is the least serious form of viral hepatits | A |
| which hepatitis types are blood borne strains | B, C and D |
| what cells does HIV attack in the body | T cells |
| how is the west nile virus spread | by infected mosquitos |
| which bacterial disease is the leading cause of death from infectious diseases worldwide | tuberculosis |
| which disease is also known as lockjaw | tetanus |
Created by:
cynthia.fryer