pharamocgoly 12

A long-term care resident is taking an anticholinergic agent. The nurse observes the resident to be disoriented and hallucinating. The priority nursing action is to: a. report development of alterations to the charge nurse. b. assess blood glucose. c. provide for resident's safety. d. medicate with antianxiety medication.

provide for resident's safety.

Which condition would alert the nurse of the need to use beta-adrenergic blockers cautiously? a. Hypertension b. Raynaud's phenomenon c. Emphysema d. Cardiac dysrhythmias ANS: C

Emphysema

A patient with chronic obstructive pulmonary disease (COPD) reports having insomnia and a racing heart after starting terbutaline therapy. Which explanation by the nurse is most accurate? a. "The symptoms are typical and indicate that the medication is at a therapeutic level." b. "The symptoms will tend to resolve with continued therapy." c. "The symptoms are unusual and need to be reported to the healthcare provider immediately." d. "The symptoms are indicative of toxicity."

"The symptoms will tend to resolve with continued therapy."

A patient with Parkinson's disease asks the nurse why anticholinergics are used in the treatment. Which response by the nurse is most accurate? a. "These drugs help you urinate." b. "These drugs will decrease your eye pressure." c. "These drugs inhibit the action of acetylcholine." d. "These drugs will assist in lowering your heart rate."

"These drugs inhibit the action of acetylcholine."

A patient with a history of type 1 diabetes after myocardial infarction has been placed on a beta-adrenergic blocking agent. Which statement by the patient indicates a need for further teaching? a. "This medication should not be discontinued suddenly." b. "This medication lowers my blood pressure by helping me get rid of fluid." c. "I may not have my usual symptoms of a hypoglycemic reaction while on this drug." d. "This medication may take a few weeks to work."

"This medication lowers my blood pressure by helping me get rid of fluid."

Which nerve endings liberate norepinephrine? a. Cholinergic b. Adrenergic c. Anticholinergic d. Muscarinic

. Adrenergic

Why are beta blockers used cautiously in patients with respiratory conditions? a. They mask the signs and symptoms of acute hypoglycemia. b. They cause extensive vasodilation and cardiac overload. c. They may produce severe bronchoconstriction. d. They increase hypertensive episodes.

. They may produce severe bronchoconstriction.

The nurse is caring for a patient taking a cholinergic agent. When auscultating lung sounds, the nurse notes inspiratory and expiratory wheezing bilaterally. The best action for the nurse to take would be to: a. provide the next dose of the cholinergic agent immediately. b. assess heart rate and blood pressure. c. reposition the patient. d. withhold the next dose and notify the physician

. withhold the next dose and notify the physician

The autonomic nervous system can be subdivided into which types of adrenergic receptors? a. Nicotinic and muscarinic b. Afferent and efferent c. Alpha and beta d. Agonists and antagonists

Alpha and beta

Which category of medications is used for peripheral vascular diseases characterized by excessive vasoconstriction, such as Raynaud's disease? a. Adrenergic agents b. Alpha-adrenergic blocking agents c. Beta-adrenergic blocking agents d. Cholinergic agents

Alpha-adrenergic blocking agents

Prior to the administration of metoprolol, a beta-adrenergic blocking agent, which is most important for the nurse to assess? a. Blood pressure b. Lung sounds c. Mental status d. Urine output

Blood pressure

Before the initiation of anticholinergic medications, it is important for the nurse to screen patients for which condition? a. Hypertension b. Infectious diseases c. Diabetes d. Closed-angle glaucoma

Closed-angle glaucoma

What is the primary response to alpha-1-receptor stimulation? a. Bronchodilation b. Tachycardia c. Vasoconstriction d. Uterine relaxation

Vasoconstriction

An older adult patient is to receive atenolol, a beta-adrenergic blocking agent. Prior to administration of the drug, the nurse assesses an apical pulse rate of 58 and notes ankle edema. Which action will the nurse take first? a. Determine the therapeutic blood level. b. Encourage the patient to decrease water intake. c. Elevate the patient's legs. d. Withhold the medication.

Withhold the medication.

A patient hospitalized in an acute care setting reports to the nurse that since starting on an adrenergic medication, he has been feeling "dizzy and weak." The most appropriate action for the nurse is to: a. immediately notify the physician. b. teach the patient to move slowly from standing to sitting. c. discontinue the adrenergic blocker. d. monitor the blood pressure in both the supine and standing positions.

monitor the blood pressure in both the supine and standing positions