Bacteria — Flashcards

Flashcard 101: peptidoglycan

Answer: rigid support, protects against osmotic pressure

Extra: sugar backbone with cross-linked peptide side chains

Flashcard 102: chronic granulomatous disease (CGD)

Answer:

Extra: recurrent infection with catalase-positive bacteriaNADPH oxidase

Flashcard 103: What are the weights of the prokaryotic ribosomal subunits?

Answer: Eukaryotic - 40S + 60S = 80S Prokaryotic - 30S + 50S = 70S mnemonic: Eukaryotes - Even, prOkaryotes - Odd

Flashcard 104: Salmonella spp. is _____ intracellular within _____

Answer: facultative

Extra:    https://onlinemeded.org/spa/infectious-disease?ref=anki 

Flashcard 105: Mycobacterium avium complex grows best at _____°C

Answer: 41

Extra:  https://onlinemeded.org?ref=anki 

Flashcard 106: What is the oxygen dependency of Klebsiella? _____

Answer: Facultative anaerobe

Extra:   Watch Klebsiella pneumoniae, Enterobacter spp., Serratia marcescens [https://dashboard.sketchy.com/study/medical/courses/medical-microbiology/units/medical-microbiology-bacteria/videos/medical-microbiology-bacteria-gram-negative-bacilli-enteric-tract-klebsiella-pneumoniae-enterobacter-spp-serratia-marcescens?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical] https://onlinemeded.org/spa/infectious-disease?ref=anki  Klebsiella pneumoniae Photomicrograph of a sputum specimen (Gram stain and Safranin counterstain; 100x) Short, gram-negative, rod-shaped bacteria (B; pink appearance due to the Safranin counterstain) can be seen. Some of them have formed short chains. Several neutrophil granulocytes (NG) are also visible. 

Flashcard 107: Which commonly used disinfectants are sporocidal? _____

Answer: H2O2, Iodine

Extra:  https://onlinemeded.org?ref=anki 

Flashcard 108: H. pylori produces _____, which alkalinizes the local environment, enabling bacterial survival

Answer: urease

Extra:   Watch Acute & Chronic Gastritis & Peptic Ulcer Disease [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-gi/videos/medical-pathophysiology-gi-esophageal-and-gastric-disorders-acute-and-chronic-gastritis-and-peptic-ulcer-disease?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical] https://onlinemeded.org?ref=anki Atlas: 

Flashcard 109: Which immunoglobulin is the most produced antibody overall? _____

Answer: IgA

Extra:   https://onlinemeded.org/spa/immunology?ref=anki 

Flashcard 110: Can bacterial spores be killed via autoclaving? _____

Answer: Yes

Extra:  https://onlinemeded.org?ref=anki