The mass number of an isotope is its total number of:
A) protons. B) neutrons and electrons.
C) protons and neutrons. D) electrons.
C
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You are on the scene of a vehicle collision involving a downed power line. You are walking in an area you feel is a safe distance from the line and begin to feel a tingling sensation in your feet. Which of the following would be a proper method of ensuring your safety while exiting the area?
A) Turn 180 degrees to the direction you are walking and quickly run to a safe location. B) Turn 90 degrees to the direction you are walking and hop to a safe place on one foot. C) Turn 90 degrees to the direction you are walking and shuffle away from the danger area. D) Turn 180 degrees to the direction you are walking and shuffle away from the danger area.
Which of the following statements about the terminal bronchioles is true?
a. They are generally five divisions below the segmental bronchi. b. They are the smallest of the purely con-ducting airways. c. They average 3 to 4 mm in diameter. d. They have well-defined and predictable amounts of cartilage.
Which of the following best describes why you should call for additional assistance when dealing with multiple patients?
A) Risks to each provider decrease as more responders arrive on the scene. B) You are responsible only for command and triage. C) You cannot safely and effectively treat all the patients. D) Fair distribution of workload is required by most unions.