Find the PDD at 10 Cm of a 6-MV Beam

question 18

Multiple Choice

Find the PDD at 10 cm of a 6-MV beam of radiation that has a 5 × 5 cm treatment field.

• A) 68%
• B) 64.1%
• C) 65.1%
• D) 62.8%

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Definitions:

Needle Size

A specification of a needle's diameter and length, which influences its use in medical procedures, such as injections or withdrawals of fluid.

Low Ph

A measure indicating that a solution is acidic, with a pH value less than 7 on the pH scale.

Buccal

Pertaining to the cheek or mouth cavity; often related to drug administration where medication is placed between the gum and cheek.

Parenteral

Refers to the administration of substances, such as nutrients or medication, by a route other than the digestive tract, commonly through intravenous injection.