Of what is the back cover of a rigid extraoral film cassette constructed?

What will be an ideal response?


Metal. The back cover of the cassette is made of metal to absorb remnant radiation.

Health Professions

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A patient who has had both her thyroid and parathyroid glands removed would most likely have difficulty with which one of the following?

A) Producing hormones that govern sex characteristics B) Maintaining strong and healthy bones C) Regulating blood sugar D) Maintaining an adequate blood pressure

Health Professions

A patient involved in a diving accident has his head positioned so that his left cheek is touching his left shoulder. He states that he has severe pain in his neck and it hurts to move his head. He denies numbness, tingling, or decreased strength in his arms or legs. Which one of the following is the EMT's best course of action?

A) Carefully straighten the head and neck so that a cervical collar can be placed. B) Stabilize and maintain the head in the position in which the patient is holding it. C) Avoid use of a cervical collar or backboard and transport in the patient's current position. D) Avoid palpation of the cervical spine and apply a vest-type spinal immobilization device.

Health Professions

The fixed dollar amount a member pays at each office visit or hospital encounter is the:

A) copayment. B) coinsurance. C) deductible. D) premium.

Health Professions

This stage of cancer has NOT spread

A) Stage I B) Stage II C) Stage III D) Stage IV

Health Professions