PrepU 29,30,31

A patient is receiving sotalol. Which instruction would be most important for the nurse to provide to the patient to ensure maximum effectiveness of the drug? A. "Be sure to take the drug on an empty stomach." B. "Take an antacid at the same time you take the drug." C. "Take the entire daily dose at one time." D. "Eat a large meal and then take the drug."

A. "Be sure to take the drug on an empty stomach."

The oldest and most extensively studied beta-blocker, propranolol, is used to treat a wide variety of conditions. What is an indicated condition for propranolol use? (Select all that apply.) A. Palpation and tremor associated with stage fright B. Prevention of migraine headache C. Acute migraine headache D. Anxiety

A. Palpation and tremor associated with stage fright B. Prevention of migraine headache

Muscarinic receptors would be found most likely at which location? A. Sweat glands B. Neuromuscular junction C. Adrenal medulla D. Central nervous system

A. Sweat glands

A client is experiencing shock and is extremely hypotensive. Which would the nurse expect to be the drug most likely to be given? A. Dobutamine B. Dopamine C. Epinephrine D. Ephedrine

B. Dopamine

Adrenergic drugs mimic the effects of stimulating what part of the nervous system? A. autonomic B. sympathetic C. central D. parasympathetic

B. sympathetic

The functions of the autonomic nervous system (ANS) can be broadly described as: A. Relaying motor impulses from the cortex to the thalamus. B. The ability to produce an action potential and to convey electrical impulses C. Activities designed to maintain a constant internal environment, to respond to stress or emergencies, and to repair body tissues D. The ability to regulated and produce acetycholine

C. Activities designed to maintain a constant internal environment, to respond to stress or emergencies, and to repair body tissues

First-dose effect occurs when the client experiences marked hypotension and syncope with sudden loss of consciousness with the first few doses of the sympatholytic. Which intervention might be helpful for the nurse to do to decrease the risk for first-dose effect? A. Administer the drug with food B. Administer the drug at longer intervals than prescribed C. Administer the dose at bedtime D. Administer half the prescribed dose

C. Administer the dose at bedtime

A patient has been administered dobutamine HCL. Which adverse reactions should the nurse monitor for in the patient? A. Sleeplessness B. Urinary retention C. Cardiac arrhythmias D. Elevated temperature

C. Cardiac arrhythmias

The nursing instructor is explaining the role of the parasympathetic nervous system in influencing body functions. Which change in a patient's body functions would be directly related to the stimulation of the parasympathetic nervous system? A. Pupil dilation B. Increased heart rate C. Decreased heart rate D. Poor motility of the gastrointestinal tract

C. Decreased heart rate

An instructor is preparing a teaching plan for a group of students about adrenergic agonists. Which would the nurse include as an alpha- and beta-adrenergic agonist A. Albuterol B. Terbutaline C. Epinephrine D. Phenylephrine

C. Epinephrine

A client has had a stroke and computed tomography reveals infarcts in multiple brain regions. An infarct in which region is most likely to affect the function of the client's autonomic nervous system? A. Ventricular system B. Amygdala C. Hypothalamus D. Parietal cortex

C. Hypothalamus

The adrenergic branch of the autonomic nervous system is also known by which name? A. Parasympathetic nervous system B. Central nervous system C. Sympathetic nervous system D. Somatic nervous system

C. Sympathetic nervous system

A provider orders timolol (Timoptic) for glaucoma. The order reads Timoptic 1 gtt PO bid. The nurse knows that something is wrong with this order. What is it? A. Timoptic is given once a day, not twice a day. B. Timoptic is not given for glaucoma. C. Timoptic is given in the eye, not PO. D. Timoptic is dosed in mg not in drops.

C. Timoptic is given in the eye, not PO

Which observation might indicate that timolol is achieving the desired effect in a client? A. temperature decreases B. heart rate increases C. intraocular pressure decreases D. blood pressure increases

C. intraocular pressure decreases

The nurse is caring for a client with asthma who has been administered albuterol in order to promote bronchodilation and relieve shortness of breath. When giving this medication, the nurse has affected the client's autonomic nervous system by: A. antagonizing alpha2-receptors. B. converting a larger proportion of dopamine to norepinephrine. C. stimulating beta2-receptors. D. decreasing the reuptake of acetylcholine.

C. stimulating beta2-receptors.

Which client is most likely to benefit from the administration of an adrenergic agonist? A. A man who has a diagnosis of primary hypertension B. A woman who has been admitted with a suspected ischemic stroke C. A woman who is in labor and may require a caesarean section D. A man who is in cardiogenic shock following a myocardial infarction

D. A man who is in cardiogenic shock following a myocardial infarction

A client presents to the emergency department reporting rapid heart rate, severe headache, and pounding in the chest. While obtaining the clients history, the nurse learns the client stopped taking medications because the prescriptions ran out and had no funds to refill them. The nurse knows that which medications being abruptly stopped could be causing these symptoms? A. Reglan B. Tylenol PM C. An antidepressant D. Labetalol

D. Labetalol

Patients who are receiving alpha-specific adrenergic agents should not stop taking the drug abruptly. True False

True

Norepinephrine is mainly: A. a component of protein synthesis and amino acids. B. an excitatory neurotransmitter that stimulates the brain to generalized increased activity. C. associated with potassium conduction. D. produced to suppress active sodium ion currents.

an excitatory neurotransmitter that stimulates the brain to generalized increased activity.

Sympathetic stimulation of the heart causes: A. an excitatory response that stimulates the brain to generalized decreased activity. B. a decreased rate and force of myocardial contraction. C. an increased rate and force of myocardial contraction. D. decreased blood flow and impaired digestion.

an increased rate and force of myocardial contraction.