Psychopharmacology: Module 1 Exam Study Guide
A nurse is preparing to administer 50 mg PO every 6 hr to a client who has acute dystonia. Available is diphenhydramine 25 mg tablets. How many tablets should the nurse administer per dose?
2 tablets.
The provider has ordered atropine, a drug that will prevent the patient's own chemical, acetylcholine, from causing parasympathetic effects. What type of drug would atropine be considered? - An Agonist - A partial Agonist - An Antagonist - A protagonist
- An Antagonist.
A key feature of increased dopamine levels is: - Mania - Memory Loss - Sleep Disturbances - Movement Disorders
- Mania.
A nurse is preparing to administer amoxicillin 320 mg PO every 12 hr to an infant. The amount available is amoxicillin suspension 400mg/5mL. How many mL should the nurse administer per dose?
4 mL.
A nurse is preparing to administer amoxicillin 30mg/kg/day divided equally every 12 hr to a toddler who weighs 33 lb. Available is amoxicillin 200mg/5mL suspension. How many mL should the nurse administer?
11.3 mL.
The parent of an adolescent diagnosed with schizophrenia asks the nurse, "My child's doctor ordered a PET. What kind of test is that?" Select the nurse's best reply. - "A PET scan passes an electrical current through the brain and shows brain-wave activity. It can help diagnose seizures." - "Its special x-ray that shows structures of the brain and whether there has ever been a brain injury." - "This test uses a magnetic field and gamma waves to identify problems areas in the brain. Does your teenager have any metal implants?" - "PET means positive-emission tomography. It is a special type of scan that shows blood flow and activity in the brain."
- "PET means positive-emission tomography. It is a special type of scan that shows blood flow and activity in the brain."
The nurse administers medications to a culturally diverse group of patients on a psychiatric unit. What expectations should the nurse have about pharmacokinetics? - Metabolism of psychotropic medication is consistent among various cultural groups. - It is important to provide patients with oral and written literature about their psychotropic medications. - Differences in hepatic enzymes will influence the rate of elimination of psychotropic medications. - Patients of different cultural groups may metabolize mediations at different rates.
- Differences in hepatic enzymes will influence the rate of elimination of psychotropic medications.
The neurotransmitter serotonin: - Integrates thoughts and emotions and enhances problem solving ability. - Stimulates the sympathetic nervous system and stress response through increased alertness. - Plays a role in memory retention and ability to pay attention. - Inhibits food, GI and pain response. Controls sexual and sleep behavior and regulates emotion.
- Integrates thoughts and emotions and enhances problem solving ability.
A nurse is preparing to administer amantadine 150 mg PO every 12 hr. Available is amantadine 50mg/5mL syrup. How many mL should the nurse administer per dose?
15 mL.
A nurse is caring for a client who is to receive liquid medications via a gastrostomy tube. The client is prescribed phenytoin 250 mg. The amount available is phenytoin oral solution 25mg/5mL. How many mL should the nurse administer per dose?
50 mL.
