Your 35-year-old patient has received major chest trauma. He complains of shortness of breath and pain. Your assessment reveals distended neck veins and pulsus paradoxus. Based on these signs and symptoms, you believe the patient to be suffering from:

If an incident is such that it warrants evacuation of people, the incident commander would MOST likely request that the _______________ disseminate that information as well as evacuation directions.

A) safety officer B) liaison officer C) operations chief D) public information officer

Which of the following statements regarding the dermal layer of the skin is correct?

A. Blood vessels in the dermis do not penetrate into the epidermis. B. The dermis forms a watertight covering for the body. C. Cells of the dermis are constantly worn away and replaced D. Most of the skin's melanin granules are contained in the dermis.