Under which circumstance is it sufficient to rely strictly on odor to determine the presence of a chemical agent?
a. the specific material has been identified
b. there is no such circumstance
c. no other means of detection is available
d. the odor is detected outside the isolation perimeter
Answer: c. no other means of detection is available
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Mixed field reaction is commonly seen in the forward ABO test if a group _________ patient has received an emergency transfusion of group ____ cells
a. A, A b. A, B c. A, O d. O, O
A 1 x 1 cm pedunculated lesion of the soft palate was described microscopically as being composed of projections of benign epithelium supported by small amounts of fibrovascular tissue. This describes which of the following?
a. Mixed tumor of salivary gland b. Keratoacanthoma c. Squamous papilloma d. Focal fibrous hyperplasia e. Mucous extravasation phenomenon
A microbiologist arrives at the processing bench to begin her day. Someone had placed the swabs received the previous night in the refrigerator. One was a urethral swab from a 15-year-old male complaining of a penile discharge
The emergency room physician is calling for any preliminary results. Which of the following statements is not appropriate to tell the physician? A) The specimen should be recollected. B) A Gram stain can be performed and, if positive for GNDC, is considered conclusive for gonorrhea. C) The culture will be processed and results will be available tomorrow. D) Neisseria gonorrhoeae cannot be cultured from this swab due to its susceptibility to cold and lack of CO2.
Out of the total systemically available drug, the proportion of drug available from the lung is known as the
a. TI b. VD c. L/T ratio d. T1/2