The range of bacteria against which an agent is effective is known as its:
A) generation
B) antibacterial spectrum
C) antibiotic spectrum
D) gram-negative spectrum
B) antibacterial spectrum
B) An antibacterial spectrum is the range of bacteria against which an agent is effective. Whereas those with a broad spectrum are effective against many different kinds of bacteria, those with a narrow spectrum may be effective against only a single type or a few.
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Which of the following is another way of describing the condition of shock?
A) Internal bleeding B) Hypotension C) Hypoperfusion D) Hemorrhage
Family members have called you for a young female patient with a diabetic history who took insulin earlier in the day. She is confused and combative. Which of the following questions is most important for the EMT to immediately ask the family?
A) "How long has she been a diabetic?" B) "Do you think that her blood sugar is high?" C) "Did she eat after taking the insulin?" D) "Did she take any drugs or drink alcohol?"
What are the four components of a patient history?
What will be an ideal response?
What is the normal relationship between the partial pressure of arterial carbon dioxide (PaCO2) and partial pressure of end-tidal CO2 (PETCO2)?
a. PaCO2 and PETCO2 are equal. b. PaCO2 is 10 mm Hg more than PETCO2. c. PaCO2 is 4 to 6 mm Hg less than PETCO2. d. PaCO2 is 4 to 6 mm Hg more than PETCO2.