A What Is The Probable Significance Of Isolating Large Numbers

a. What is the probable significance of isolating large numbers of Streptococcus mitis from a throat swab sample?
b. What is the significance of isolating three Staphylococcus epidermidis colonies from a swab culture of an open wound?
c. What is the significance of isolating 100 colonies of S. epidermidis from a swab from an indwelling catheter?
d. How important is the isolation of 10 colonies of N. meningitides from the nasopharynx?
e. What if it is isolated from the spinal fluid?
f. Give one possible explanation for finding Enterococcus faecalis in the blood.

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