What bacterial concentration level is required to achieve a 0.5 McFarland turbidity standard?

What organism is said to look like “breadcrumbs” on the BAP and is partial acid fast positive?

The following gram stain is made off of a small, white, gramma-hemolytic colony growing on the BAP. How would you document this gram stain?   image002638f805d.jpg

A wound culture shows the following on a BAP, what is the most likely organism?4+ small white gamma-catalase positive-coagulase negative-novobiocin susceptible

What is the gram stain for Staphylococcus sp?

A cerebrospinal fluid specimen containing only 2 drops of CSF was collected by a lumbar puncture from a febrile 25-year-old male and was submitted for a stat gram stain and culture. The direct specimen gram stain was reported as many neutrophils and no microorganisms seen. The remaining drop of CSF should be inoculated to:

A sputum sample is received in the laboratory and a direct gram stain is performed.  >25 epithelial cells/LPF are observed.  What is the next appropriate step?

You receive a wound tissue in the microbiology lab, set up appropriate plates for culture, and perform a direct gram stain.  The direct gram stain shows small, faint staining, gram negative rods.  What are appropriate next steps to take with this culture?

What is the name of the procedure in which an antibody is removed from the rbc surface, keeping the antibody intact for further testing, but destroying the rbc in the process?

Which of the following conditions would necessitate a plasmapheresis procedure?