After Testing a Person's Stool Sample for Occult Blood, the Nurse

question 18

Multiple Choice

After testing a person's stool sample for occult blood, the nurse notes the finding as being 'trace'. Which of the following should the nurse say to this person?

• A)'This result could indicate that you have bowel cancer.'
• B)'Most people have some blood in their stool, no need to worry.'
• C)'The results are inconclusive, make sure to follow up with your doctor.'
• D)'You will need to provide another stool sample for retesting.'

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Definitions:

Variable-Interval Reinforcement

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed, which increases the consistency of the response.

Variable-Ratio Reinforcement

A reinforcement strategy in operant conditioning where a response is rewarded after an unpredictable number of responses, leading to high and steady response rates.

Fixed-Ratio Reinforcement

A schedule of reinforcement where a response is reinforced only after a specified number of responses, often resulting in a high and steady rate of response.

Fixed-Interval Reinforcement

A type of reinforcement schedule in which rewards are delivered at consistent intervals of time, contingent upon the desired response.