A Rectangular Collimator

question 7

Multiple Choice

A rectangular collimator

• A)restricts the beam 3 times more than a circular collimator.
• B)restricts the beam less than a circular collimator.
• C)decreases patient exposure considerably.
• D)is considerably larger than a size 2 intraoral receptor.

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Definitions:

Emollient

A substance, often a cream or lotion, used to soften or moisturize the skin.

Methicillin-Resistant Staphylococcus Aureus

A type of bacteria that is resistant to several antibiotics including methicillin, often causing hospital-acquired infections.

Pimples

Small, localized skin inflammations, often part of acne, resulting from the blockage of pores.

Pathogens

Microorganisms or viruses that can cause disease when they infect a host organism.