Mbi 111 exam - Study guides, Class notes & Summaries

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...

What are the types of acquired immunity? Answer natural active natural passive artificial active artificial passive describe natural active immunity Answer -antigens enter body through infection -immune system actively responds -provides lifelong protection describe natural passive immunity Answer -antibodies made by mother's immune system -immune system is not involved -provides short term protection describe artificial active immunity Answer -antigens enter body through vaccin...

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

Carolus Linnaeus correct answers wrote Systema Naturae, put plant and animal forms into one classification scheme binomial system correct answers name consists of the genus and the species modifier Whittaker system (1959) correct answers Plants Animals Fungi Protists Monera, drawn on trees Woese-Fox system (1975) correct answers Three domains - Bacteria, Archaea, and Eukarya eukaryote correct answers has a nucleus, has organelles, plants and animals organelles correct answers ...

Diseases caused by Streptococcus Pyogenes correct answers Strep Throat Rheumatic Fever Glomerulonephritis Erysipelas Impetigo Septicemia Puerperal Sepsis Necrotizing Fasciitis Pneumonia Immunization and Treatment for Pneumonia correct answers Vaccine based on polysaccharide. Protects against 90% of infections Treated with antibiotics Immunization and Treatment for Tuberculosis correct answers BCG Vaccine Antibiotics for 6-9 months DOTS What conditions may lead a person to dev...

Urinary Tract Infections (UTIs) Answer Bacterial Agent: E. coli (most commonly) Cystitis occurs when bacteria find their way up the urethra and travel to the bladder Symptoms: Frequent urge to urinate, painful urination, feeling the bladder is not empty after urination, pelvic pain, nausea, fever, orange or cloudy urination --women affected more than men --untreated cystitis can progress to pyelonephritis if bacteria travels to kidneys Treatment: antibiotics (sometimes resistant) Preventio...

Colonization correct answers an attachment to and replication in/on a host Infection correct answers a colonization of the body leading to damage Disease correct answers any deviation from health -not all disease is due to infection -infection does not always cause disease Symptoms correct answers subjective evidence of disease (pain, headache) Signs correct answers objective evidence of disease (rash, fever) Why do microbes cause disease? correct answers -Pathogens evolved to ...

MBI 111 Exam 3 (Miami University) 2023 Version with complete solution

MBI 111 Exam 3 (Miami University) questions with correct answers