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A 35-Year-Old Man Is Brought to the Emergency Department Due

question 398

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A 35-year-old man is brought to the emergency department due to deteriorating vision for the past week.  He initially experienced eye pain and mild redness of both eyes, followed by visual blurring and photophobia over the previous few days.  The patient has a history of HIV diagnosed 10 years ago and has not been taking his antiretroviral medications.  Temperature is 37.2 C (99 F) , blood pressure is 110/81 mm Hg, and pulse is 82/min.  Profuse clear drainage and crusting of the eyes is noted bilaterally.  Slit-lamp examination reveals marked linear branching keratitis.  Funduscopy shows a normal-appearing retina and optic nerve.  Oral examination reveals numerous white plaques over the buccal mucosa, palate, and tongue.  Which of the following organisms is the most likely cause of this patient's ocular findings?

Understand the concept and application of reinforcement in behavior management.
Differentiate between positive reinforcement, negative reinforcement, punishment, and extinction.
Identify examples of primary and secondary reinforcers.
Recognize the ethical implications and potential negative effects of behavior management strategies.

Definitions:

Cigarette Smoke

The airborne mixture of gases and particles emitted when a cigarette is burned, inhaled by smokers and often affecting bystanders as secondhand smoke.

Body Response

The physiological reactions or changes in the body as a response to stimuli or conditions.

Stressed

Experiencing mental or emotional strain or tension.

Manage Stress

Techniques and strategies used to control and reduce stress and its effects on one’s physical or mental health.

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