Microbiology Final Exam – Lecture Containing Correct Answers (Graded A+

Microbiology Final Exam – Lecture Containing Correct Answers (Graded A+ Mycology - Correct Answerstudy of fungi Medical Mycology - Correct Answerstudy of parasitic fungi Mycosis - Correct Answerany fungal infection Protozoans - Correct Answerunicellular animals, eukaryotic chemoheterotrophs, classified on their basis of thier means of motility Helminths - Correct Answerparasitic animals that can spend part of thie lives in humans, belong to either Platyhelminthes(flatworms) or Aschelminthes(round worms) Arthropods - Correct Answerlargest phylum in animal kingdom, joint legged-animals Vectors - Correct AnswerArthropods that carry disease-causing microorganisms Viruses - Correct Answerobligatory intracellular parasites, range from 20-1000 nm in length, contain DNA or RNA Fungi - Correct Answerthis organism reproduces by spores, have a cell wall composed of chitin Virion - Correct Answercomplete, fully developed viral particle composed of nucleic acid surrounded by a coat Bacteriophages - Correct Answertypes of viruses that infect bacteria, easiest viruses to grow Capsid - Correct Answerprotein coat surrounding nucleic acid of a virus Portal of entry - Correct Answermeans by which a pathogen enters a susceptible host Titer - Correct Answeran increase in antigens Localized infections - Correct Answermicrobes remain confined to a particular anatomic spot Pathogens - Correct Answerdisease-causing microorganisms Pathology - Correct AnswerScientific study of disease Infection - Correct Answerinvasion and growth of pathogens in the body Virulence - Correct Answerrefers to the degree or intensity of a disease produced Inoculation infection - Correct Answerinfection from the accidental or surgical penetration of the skin or mucous membranes Terminal infection - Correct Answerchronic wasting diseases such as cancer, AIDS, often die from the immediate effects of some bacterial or viral infections Bactermia - Correct Answerwhen bacteria enter the bloodstream but they do not multiply Septicemia(blood poisoning) - Correct Answerwhen bacteria enters the bloodstream and multiply, causing infection of the bloodstream itself. Toxemia - Correct Answerwhen toxins liberated by bacteria enter the bloodstream and cause disease Ex. Diphtheria Mixed infection - Correct Answercause by 2 or more organisms Focal infection - Correct Answeris one confines to a restricted area from which infectious material spreads to other parts of the body Generalized infection - Correct Answermicroorganisms or their products are spread generally over the body by the bloodstream or lymphatic system Toxins - Correct AnswerPoisonous subsances that are produced by certain microorganisms, 2 types endotoxins & exotoxins Toxigenicity - Correct Answeris the capacity of microorganisms to produce toxins Exotoxins - Correct Answerproduced by bacteria, gram positive Endotoxins - Correct Answerreleased on destruction of a cell, gram negative Toxemia - Correct Answerpresence of toxins in the blood Immunity - Correct Answerability to ward off disease through bdy defenses Susceptiblity - Correct Answerlack of immunity