Approximately how many organisms are required for microscopic visualization of tuberculosis using the kinyon acid-fast staining procedure?

Which of the following organisms demonstrates terminal chlamydoconidia when the Dalmau technique is performed on TOC, birdseed or cornmeal agar?

An AFB broth culture is positive for acid-fast bacilli at 1 week while the agar slant shows no growth. The most likely explanation for this is:

When grown in the dark, yellow/orange pigmentation of the colonies would be demonstrated by:

Which of the following organisms do NOT have cell walls?

An unfortunate, unimmunized, patient steps on a rusty nail. The untreated infection progresses to the point where the patient is suffering from severe rigid paralysis. The causative agent is probably:

Clostridium perfringens can be identified with which of the following characteristics? 1. Lecithinase positive 2. Lactose negative 3. Stormy fermentation in litmus milk 4. Reverse CAMP positive

Which of the following organisms is considered lipophilic; requires olive oil overlay to grow in culture?

Which of the following organisms is germ tube positive?

In humans, the MOST common method of entry of Mycobacterium tuberculosis is: