Clinical Microbiology (Questions with 100% correct answers)

Define the term Microbiology correct answers The study of microorganisms and their relationships to the environment, humans and animals in disease Name the 5 classifications of microorganisms correct answers Bacteria, Virus, Mycobacterium, Fungi, Parasites Blood agar is the most commonly used media in the clinical laboratory. What type of media is blood agar? correct answers Enriched media, Differential media (detection of Beta-hemolytic organisms) List some agars that are generally used in stool cultures and what type they are correct answers BAP - Enriched, Differential MAC - Selective, Differential Campy - Enriched, Selective Hektoen Enteric (HE) - Selective, Differential Mac Sorbitol - Enriched, Selective What media is used for Funal cultures? correct answers Sabouraud's (Sabs) Inhibitory Mold (IMA) Brain Heart Infusion (BHI) What media is generally used for the cultivation of acid fast bacilli? correct answers 7H11 7H11 Selective Explain the difference between Prokaryote and Eukaryote correct answers Prokaryotes are bacteria that has free floating RNA and DNA floating within the cell whereas Eukaryotes have a true nucleus surrounded by a nuclear membrane What are the 3 basic shapes of bacterium correct answers Cocci, Bacilli and Spirilla List the growth factor/conditions in order to grow bacteria in the lab correct answers Atmosphere: Aerobic, Anaerobic, Facultative Anaerobic conditions Temperature: Psychrophiles, Mesophiles, Thermophiles pH: Acidic vs Alkalinity environment Osmotic Pressure: Isotonic conditions What are the 4 stages of the Microbial Growth Curve correct answers Lag Phase: Introduction of bacteria into the environment