Mbi 111 - Study guides, Class notes & Summaries

cell cytoplasm correct answers The genetic material (DNA) of a prokaryotic cell is found here Prokaryotic correct answers Which cells lack membrane-bound organelles? Coccus - Spherical, Bacillus - Rod shaped, Vibrio - Comma shaped, Spirillum - Wavy, Spirochete - Corkscrew shaped correct answers 5 common types of bacteria Flagella correct answers Used for movement (motility), Rigid structures that rotate like propellers (not wavelike); push cells along. Arrangement varies by species A...

MBI 111 Exam 3 (Miami University) UPDATED Actual Exam Questions and CORRECT Answers Diseases caused by Streptococcus Pyogenes - CORRECT ANSWER- Strep Throat Rheumatic Fever Glomerulonephritis Erysipelas Impetigo Septicemia Puerperal Sepsis Necrotizing Fasciitis Pneumonia Immunization and Treatment for Pneumonia - CORRECT ANSWER- Vaccine based on polysaccharide. Protects against 90% of infections

Antoine van Leewenhoek (1600s) correct answers developed simple microscopes, looked at fabric, "The Father of MBI", called bacteria "weeanimalcules" Ignaz Semmelweis (1840s) correct answers suspected that doctors were transmitting childbed fever to women during childbirth, required hand washing in chlorine solution John Snow (1850s) correct answers cholera, found that 500 fatal cases occurred in 10 days within 2500 yds. of a certain intersection, shut down the broad street pump and ide...

Syphilis agent correct answers spirochete not seen in gram stain, only seen by dark field microscopy Other names for Syphilis correct answers "the great pox", "the great imitator", venereal leprosy, (insert any country name) disease syphilis transmission correct answers mostly sexual contact (10-30% transmission rate) penetrates skin surface through mucous membrane, wound, abrasion, or hair follicle syphilis incubation correct answers 3 weeks primary syphilis symptoms correct an...

If a person's immune system is functioning properly and an immune system cell receptor interacts with a cell that has "self" markers on its surface, the immune system cell will correct answers Not initiate an attack against the "self" cell If a person's immune system cannot respond appropriately to non-self cells or molecules, the person is said to be correct answers Immunocompromised The non-specific defenses are also referred to as innate defenses. The term "innate" refers to the...

Symptoms of a common cold correct answers runny nose, sneezing, scratchy throat, usually NO fever Does getting "chilled" caused colds? correct answers No Treatment for a common cold correct answers Over the counter drugs to help with symptoms but no antivirals are available because there are too many viruses involved Prevention for a common cold correct answers hand washing What are some potential complications related to the common cold? correct answers 1. secondary ear or sinus i...

what is the viral agent for a common cold? correct answers rhinoviruses, coronaviruses, etc. how many viruses can cause a common cold? correct answers 200 what are the symptoms to the common cold? correct answers runny nose, sneezing, scratchy throat Does a fever occur in a common cold for older kids and adults? correct answers NO How can you treat the common cold? correct answers Over the counter drugs (OTC) how can we prevent the common cold? correct answers hand washing what...

Scientists involved in ____________ study the complex interactions of protective substances and cells produced in response to microbial infection. correct answers Immunology The intentional use of microbes to break down pollutants, garbage, etc. is called correct answers Bioremediation The relationship between a microbe and the host where both organisms benefit is called correct answers Mutualism Which of the following infectious diseases rank in the worldwide top 10 causes of death? co...

bacteria and archaea correct answers single celled prokaryotes; DNA found in the cytoplasm; lack membrane organelles, no nucleus coccus correct answers spherical bacteria bacillus correct answers rod shaped bacteria vibrio correct answers comma shaped bacteria spirrilum correct answers loosely coiled bacteria spirochete correct answers tightly coiled bacteria cell envelope correct answers cell membrane and cell wall = cell membrane correct answers selectively permeable barri...

An Infectious Dose correct answers the minimum number of microbial cells required to cause an infection Intoxication correct answers poisoning that results from the introduction of a toxin into body tissue through ingestion or infection Respiratory Pathogens can exit the body most effectively by correct answers sneezing and coughing Exotoxins correct answers -proteins that bind to specific receptors on their target cells *have effects on a specific cell type* effect host cells by: -c...