Approximately how many IgE receptor sites are present on a single mast cell?

A. 1,000 - 5,000
B. 1,000,000 - 5,000,000

C. 100 - 500

D. 100,000 - 500,000


Answer: D

Health Professions

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Which of these statements made by an EMT indicates an accurate understanding of checking a patient's skin temperature?

A) "Checking the skin temperature is not precise, but provides a good estimate of abnormally high or low body temperatures." B) "To properly evaluate a patient's skin temperature during the primary assessment, the EMT needs a thermometer." C) "Flushed skin always indicates a high body temperature." D) "With experience, the EMT can precisely determine a patient's body temperature by feeling the skin."

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Used IV needles should be:

A) recapped and placed into an approved sharps container. B) placed in an approved sharps container immediately after use. C) broken immediately after use. D) stuck in the seat cushions so as to not stick anyone.

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A drug that enters the breast milk in concentrations equal to those in maternal serum is:

A) lobelia B) methadone C) lithium D) alcohol

Health Professions

The caudal part of the vertebral column extending beyond the trunk is the ____

Fill in the blank(s) with correct word

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