MICRO 1 Lecture Chapter 17

Neisseria spp. Are anaerobic, non-motile, non-spore-forming gram-positive diplococci. Neisseria bacilliformis is rod-shaped.

All spp. of Neisseria are cytochrome-oxidase and catalase-oxidase positive EXCEPT:

Many Neisseria spp, are capnophilic. True or false?

____________ may be found as commensal inhibatiant of the upper respiratory tract of its carriers, but it can also become an invasive pathogen.

Newborns can acquire this disease during vaginal delivery through an infected birth canal.

Humans and dogs are the only natural host for N. gonorrhoeae. Gonorrhea was also called the "clap" from the French word "clapoir"

Which among the following DO NOT USE IRON FOR METABOLISM?

Protein I (Por) is for forming channels for nutrients to pass in and waste to exit the cell. What is the function of Protein II (Opa)?

What is the specimen of choice in identifying N. Gonorrhoeae in males?

Aside from purulent discharge, what is the most common manifestation of Gonorrheal infection in males?

N. Gonorrhoeae typically does not grow on SBA. The medium of choice of cultivation is CHOC Agar.

Which reagent makes CHOC selective.

A Gram stain with more than 5 Polymorpho nuclear neutriphils per field but with no bacteria suggests nongonococcal urethrits with what organisms?

Neisseria spp. Are usually incubated in a CO2 generating pouch known as?

The following colony types of Neisseria gonorrhoeae have pili and are virulent EXCEPT:

What is usually added to differentiate N. Gonorrhoeae from gram-negative rods?

Of the 12 meningococcal encapsulated serogroups, which of this/these account/s for most cases of disease in the world?

Waterhouse-Friedrichsen syndrome is manifested by which symptom?

What are the less common specimen of collection for N. meningitidis?

Which among the following gives a "wagon-wheel" appearance on its older colonies?

Moraxella catarrhalis is assacharolytic. It may be differentiated from Neisseria spp. By negative DNase and butyrate esterase reactions.

It is the only Neisseria spp. That uses lactose.