HEALTH RNSG

What part of the neuron carries information into the neuron from other neurons? A) Axon B) Dendrite C) Nucleus D) Soma Ans: B Feedback: Dendrites carry information to the nerve and axons; they also carry information from a nerve to be transmitted to effector cells, which are found in muscles, glands, or another nerve. Soma refers to the cell body. The nucleus is the central part of a cell, which is responsible for the cell’s growth, reproduction, and metabolism. 2. When a neuron is ...

A patient is admitted to the emergency department with severe recurrent convulsive seizures. What drug would the nurse expect to be ordered for use in emergency control of status epilepticus? A) Phenytoin (Dilantin) B) Diazepam (Valium) C) Phenobarbital (Luminal) D) Ethosuximide (Zarontin) Ans: C Feedback: Phenobarbital is used for emergency control of status epilepticus. This barbiturate inhibits impulse conduction in the ascending reticular activating system (RAS), depresses the cereb...

The patient has had cevimeline (Evoxac) prescribed. What would be an appropriate dosing schedule for the nurse to administer this drug? A) Once a day B) Twice a day C) Three times a day D) Every 4 hours Ans: C Feedback: Cevimeline should be given three times a day with meals. Once or twice a day dosing would cause a decrease in therapeutic effects of the drug and every 4 hours could lead to toxicity. 2. A student asks the pharmacology instructor to describe the function of a cholinergi...

A patient has been diagnosed with hairy cell leukemia. The patient is to begin taking interferon alfa 2b. What will the nurse include in her instructions to the patient concerning this drug? A) Avoid drinking alcohol while taking the drug. B) Continue to maintain maximal physical activity. C) Increase fluid intake while taking the drug. D) Treat constipation with over-the-counter laxatives. Ans: C Feedback: Interferon alfa 2b is metabolized in the kidney so adequate fluid intake is needed...

A 17-year-old male patient with athlete’s foot is extremely upset that he cannot get rid of it. He calls the clinic and asks the nurse whether the doctor can give him an antibiotic to cure the infection. What should the nurse include in the explanation of treatment for fungal infections? A) Fungi differ from bacteria in that the fungus has flexible cell walls that allow for free transfer into and out of the cell. B) Protective layers contain sterols, which change the membrane permeability...

The nurse explains why viruses are so difficult to treat when making what statement? A) Viruses are contained inside the human cell and cannot be destroyed without destroying the cell. B) Release of interferons by the host cell makes the virus replicate more quickly allowing the virus to spread. C) Drugs exist to treat all viral infections but they carry serious adverse effects and the benefit often does not outweigh the risk. D) Individual antiviral drugs are often effective in treating m...

A 32-year-old female patient is admitted to the floor with a superinfection. Her orders read tigecycline (Tygacil) 100 mg IV followed by 50 mg IV every 12 hours infused over 30 to 60 minutes for 5 days. What would be important for the nurse to educate this patient about? A) Analgesics B) Antihistamines C) Contraceptives D) Decongestants Ans: C Feedback: Many antibiotics interfere with the effectiveness of oral contraceptives and unplanned pregnancies can occur. Women should be advised t...

A 17-year-old male patient with athlete’s foot is extremely upset that he cannot get rid of it. He calls the clinic and asks the nurse whether the doctor can give him an antibiotic to cure the infection. What should the nurse include in the explanation of treatment for fungal infections? A) Fungi differ from bacteria in that the fungus has flexible cell walls that allow for free transfer into and out of the cell. B) Protective layers contain sterols, which change the membrane permeability...

What part of the neuron carries information into the neuron from other neurons? A) Axon B) Dendrite C) Nucleus D) Soma Ans: B Feedback: Dendrites carry information to the nerve and axons; they also carry information from a nerve to be transmitted to effector cells, which are found in muscles, glands, or another nerve. Soma refers to the cell body. The nucleus is the central part of a cell, which is responsible for the cell’s growth, reproduction, and metabolism. 2. When a neuron is ...

A patient is admitted to the emergency department with severe recurrent convulsive seizures. What drug would the nurse expect to be ordered for use in emergency control of status epilepticus? A) Phenytoin (Dilantin) B) Diazepam (Valium) C) Phenobarbital (Luminal) D) Ethosuximide (Zarontin) Ans: C Feedback: Phenobarbital is used for emergency control of status epilepticus. This barbiturate inhibits impulse conduction in the ascending reticular activating system (RAS), depresses the cereb...