It is ________ in most states for a medical assistant to perform a venipuncture

Which of the following statements regarding trench rescue is correct?

A. Rescue vehicles should park at least 250? from the scene. B. Ground vibration is a primary cause of secondary collapse. C. A trench deeper than 10? should be shored prior to entry. D. Most deaths involving cave-ins are caused by head injury.

Which of the following techniques should you use to dislodge a foreign body airway obstruction in a patient who is in an advanced stage of pregnancy or who is very obese?

A. back blows B. finger sweeps C. chest thrusts D. abdominal thrusts