A.actinomycetemcomitans Can Be Distinguished from A.aphrophilus by Its

question 3

Multiple Choice

A.actinomycetemcomitans can be distinguished from A.aphrophilus by its:

• A)negative test for catalase.
• B)positive test for lactose fermentation.
• C)positive test for catalase.
• D)negative test for oxidase.

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Definitions:

Otosclerosis

A condition characterized by abnormal growth of bone in the middle ear, often leading to hearing impairment.

Ménière's Disease

A disorder of the inner ear characterized by episodes of vertigo, tinnitus, and hearing loss.

Otomycosis

A fungal infection of the ear, usually affecting the ear canal, characterized by pain, itchiness, and possible hearing loss.

Fenestration

A surgical procedure that creates an opening, especially used in ear surgery to restore hearing.