Which stage of sleep occupies approximately 50% of total sleep time in healthy adults?

A 48-year-old man is evaluated for excessive daytime sleepiness. His overnight polysomnography is normal. During multiple sleep latency testing (MSLT), he falls asleep within 4 minutes on average and enters REM sleep during two of the nap trials. He reports no history of cataplexy. CSF hypocretin levels are normal. Which diagnosis is most appropriate?

Which diagnosis does not fall under the category of parasomnias?

An APRN consults on a 78-year-old male admitted to the hospital three days ago for chest pain. He was diagnosed with heart failure months ago. He is prescribed medications to manage his condition, including lisinopril 20 mg by mouth daily and metoprolol ER 100 mg by mouth daily. The patient has a great deal of time attending to the APRN’s directions and is generally incoherent when spoken to. Recent memory has been getting worse, and he is unable to state correctly where he is. Nurses report that symptoms improve or worsen during different times of the day. His son reports these symptoms were not present prior to hospitalization. Based on presenting signs and symptoms, what condition would be imperative to consider in the differential diagnosis?

The greatest advantage of recommending a methylphenidate preparation over atomoxetine or guanfacine for a child with symptoms of attention deficit hyperactivity disorder is

Which of the following comprise normal sleep patterns?

Parents bring a 7-year old male for a new evaluation by the PMHNP. After a thorough diagnostic interview, the child is  prescribed lisdexamfetamine (Vyvanse) for symptoms of  attention deficit hyperactivity disorder (ADHD). The provider recognizes which of the following evidence-based outcomes as a therapeutic response to this treatment?

A 78 year old male sees an APRN in the outpatient mental health clinic accompanied by his 44 year old son. Routine workup by the PCP was negative. The patient has had a progressive decline in health and memory loss and can no longer perform ADLs. He has a hand tremor, is anxious and forgets to take his medications. He does not sleep well and often wanders around the house at night; he has left the stove turned on multiple times after cooking. The father has been living with his son for the past several months and the son reports noticing the gradual memory problems several years ago, but it recently increased after the death of the patient’s wife. The patient denies suicidal or homicidal thoughts. There is no evidence of delusions or hallucinations. Which of the following best fits this scenario?

Which of the following is advice for safe and proper vaccine storage?

Match the following fruits with the group in which they belong: