Which of the following recent advancements has dramatically challenged Koch's postulates?
A) Improved culture techniques B) The electron microscope
C) Serological assays D) Molecular diagnostics
D
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Carbohydrates __________
A. provide energy for tissue repair and regeneration. B. are valuable antioxidants. C. are the building blocks of proteins. D. all of the above.
The EMT shows that he understands the danger of heat stroke when he states:
A) "In heat stroke, the body loses its ability to rid itself of excess heat, causing the core temperature to rise." B) "Heat stroke is a dire emergency since the body has lost much of its fluid and ability to circulate oxygen." C) "The EMT can identify heat stroke because the patient will have skin that is warm and dry instead of hot and moist." D) "Heat stroke occurs when the patient's blood vessels have overdilated, causing a mild state of shock."
Which of the following is the most common method used for two- firefighter deployment of large salvage covers?
A. Primary B. Secondary C. Floating throw D. Balloon throw
All of the following are individuals who are immunosuppressed and are most at risk for developing tuberculosis, EXCEPT ________.
A. teenagers B. diabetics C. infants D. the elderly