Physician Assistant Psychiatry and Behavioral Science 4

Question 1

According to DSM-5, which criterion is required to diagnose ADHD?

Accepted Answer

Several symptoms present before age 12 in two or more settings

Answer

ADHD requires several symptoms before age 12 that occur in two or more settings for at least 6 months.

Question 2

A patient admitted for elective surgery stops drinking alcohol. When does delirium tremens typically begin?

Accepted Answer

48-96 hours after the last drink

Answer

Delirium tremens typically begins 48 to 96 hours after the last drink, after withdrawal seizures usually peak.

Question 3

A malnourished patient with alcohol use disorder presents with confusion, ophthalmoplegia, and ataxia. What should be given first?

Accepted Answer

IV thiamine

Answer

Thiamine should be given before or with glucose to treat Wernicke encephalopathy and avoid precipitating it.

Question 4

A patient is found unresponsive with pinpoint pupils and a respiratory rate of 6/min. What is the most appropriate initial pharmacologic treatment?

Accepted Answer

Naloxone

Answer

Miosis with respiratory depression suggests opioid toxicity, which is reversed by naloxone.

Question 5

At which well-child visits does the AAP recommend autism-specific screening with a tool such as the M-CHAT?

Accepted Answer

18 and 24 months

Answer

The AAP recommends universal autism-specific screening at 18 and 24 months.

Physician Assistant Practice Test