MMI133 Study Guide - Quiz Guide: Neutrophile, Safranin, Nocardia

415 views6 pages

Document Summary

Gram +: retain the initial stain and is purple. Gram -: looses the initial stain and is pink. Mycobacterium (tb): waxy cell wall (mycolic acid) prevents stain penetration. Dead or old bacteria: cannot retain cell wall and becomes leaky. Chlamydia: bodies too small and marked ones can only be found inside host cells: define meningitis and explain what the meninges are. Meningitis: inflammation of the meninges, usually caused by an infection (from a microorganism) in the cerebral spinal fluid. Meninges: coverings of the brain and spinal cord (protect and enclose: describe neisseria meningitidis in terms of its gram stain reaction and physical attributes. Gram negative diplococcus, capsule important for disease. >12 serotypes based on capsule carbohydrates (polysaccharides or sugars) Droplet (large mucous) transmission through: coughs, sneezes, saliva (range 1 m). Virulence factors: capsule, iga protease, endotoxin, pili, etc. Invades mucosal membranes and bloodstream (iga protease allows it to adhere to mucosal membranes)

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers

Related Documents