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The patient is a 35-year-old male.  He is pacing in an agitated manner.  The nurse should do which of the following next?

  A patient with schizophrenia, paranoid type, yells at the nurse, “They’re all trying to destroy me.  You’re all part of it, aren’t you?”  Which of the following is the best response by the nurse to this patient?

It has been noted that a patient has used a psychotomimetic drug, probably PCP (phencyclidine).  Which behaviors are characteristic of a patient who has taken PCP recently and may be toxic?

A patient is admitted to the psychiatric unit with a diagnosis of Bipolar II and alcoholism.  Which of the following terms best describes this type of patient?

A patient asks the nurse re: the detoxification process and withdrawal from alcohol.  The nurse should inform the patient that this process will involve which of the following?

The best definition of heart preload is:

Which of the following patients will likely have a lower stroke volume:

Dehydration (lower water level in blood) can lead to a lower preload.

Which type of artery would best be suited to perform vasoconstriction and vasodilation, which helps to distribute blood flow?  

Baroreceptor releaxes may be triggered by receptors found in the wall of which of the following blood vessels?