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ch. 5
  • Darya Rose

  • 問題数 95 • 9/18/2023

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    問題一覧

  • 1

    Salivary gland secretion can be blocked by the administration of which of the following medications?

    Atropine

  • 2

    Cyclic-3', 5'-AMP is broken down by which of the following?

    Phosphodiesterase

  • 3

    What physiologic response occurs upon stimulation of the alpha-receptors?

    Vasoconstriction

  • 4

    While making a routine home visit to a COPD patient, you notice that he appears very restless and irritable. He complains that he has been dizzy and nauseated and has been urinating frequently during the past 2 days. You review his medication list and see that he is prescribed aerosolized albuterol and Atrovent®, Serevent® by DPI, and Theobid®. You suspect that the patient is experiencing side effects from which of his medications?

    Theobid

  • 5

    Of the following, which one would you anticipate to happen with parasympathetic stimulation?

    Bronchoconstriction

  • 6

    A sympathomimetic is the same as an anticholinergic.

    False

  • 7

    Which of the following describe(s) sympathomimetic bronchodilators? I. Drugs that stimulate intracellular production of cyclic AMP II. Anticholinergic drugs III. Drugs that stimulate beta2-receptors

    I and III

  • 8

    Contraction of the bronchial smooth muscle is called which of the following?

    Bronchospasm

  • 9

    The nickname “rest and digest” has been given to the _____ system.

    Parasympathetic

  • 10

    Which of the following is TRUE regarding the length of the amine side chain of a medication? I. The longer the amine side chain, the less selective the medication is for a particular receptor. II. The shorter the amine side chain, the less selective the medication is for a particular receptor. III. The longer the amine side chain, the more selective the medication is for a particular receptor. IV. The shorter the amine side chain, the more selective the medication is for a particular receptor.

    II and III

  • 11

    There are _____ mechanisms of bronchoconstriction.

    3

  • 12

    A bronchodilator intended for long-term maintenance of asthma that does NOT have a rapid onset is _____.

    salmeterol

  • 13

    Which of the following mechanisms does NOT cause bronchodilation?

    Stimulating the conversion of cyclic AMP to GMP

  • 14

    The neurotransmitter of the parasympathetic system is acetylcholine.

    True

  • 15

    Which are associated with the basic catecholamine molecule? I. Benzene ring II. Two hydroxyl groups III. Amine side chain

    I, II, and III

  • 16

    Beta1-receptors are primarily located in the lungs.

    False

  • 17

    Stimulation of what nervous system causes an increase in cardiac output, depth of ventilation, and metabolism?

    Sympathetic system

  • 18

    Bronchospasm results from contraction of bronchial smooth muscle.

    True

  • 19

    A patient is receiving beta2-agonist medications, corticosteroids, and a parasympatholytic agent. The physician has asked you to recommend a medication or classification of medications that could potentially help prolong the bronchodilatory effects of the beta2-agonists. Which of the following would you recommend?

    Administration of a methylxanthine

  • 20

    Acetylcholine has a bronchoconstriction effect on bronchial smooth muscle.

    True

  • 21

    Which of the following are considered to be hormonal in nature?

    Catecholamine

  • 22

    Which of the following is a parasympatholytic?

    Spiriva

  • 23

    Bronchoconstriction is caused by stimulation of which system?

    Parasympathetic

  • 24

    All EXCEPT which of the following are possible disadvantages associated with administering drugs via inhalation?

    There is a risk of increased systemic side effects.

  • 25

    Which of the following are advantages to drug administration via the inhalation route? I. Immediate onset of action at the desired site II. Smaller required doses III. Increased systemic drug absorption

    I and II

  • 26

    Sympathetic stimulation results in bronchial smooth muscle contraction.

    False

  • 27

    Which medication can be used to stop premature labor?

    Magnesium

  • 28

    Beta1 stimulation can result in tachycardia.

    True

  • 29

    Phosphodiesterase is inhibited by methylxanthines.

    True

  • 30

    The mechanisms of bronchoconstriction are

    Bronchospasm, Airway edema, Secretions

  • 31

    Why is it important to prevent anticholinergic medications from touching the eyes of individuals?

    Increased intraocular pressure

  • 32

    Alpha-receptors are receptors of the sympathetic system.

    True

  • 33

    Bronchoconstriction is characterized by an increase of the airway’s inner diameter.

    False

  • 34

    When administering a beta2-agonist medication, you assess the patient’s vital signs before, during, and after treatment. Soon after beginning therapy, you realize that the patient’s HR is now 120, when it was 90 at rest prior to treatment initiation. Which of the following best describes the sequence of events you should now take? I. Terminate the treatment. II. Continue the treatment. III. Call the physician. IV. Continue to monitor the patient.

    I, III, and IV

  • 35

    Which of the following nervous systems has been nicknamed the “fight-or-flight” system?

    Sympathetic system

  • 36

    Ventolin is NOT short-acting beta-agonist.

    False

  • 37

    When a patient experiences a decrease in response shortly after administration of a medication, they are experiencing which of the following?

    Tachyphylaxis

  • 38

    An example of an anticholinergic is atropine.

    True

  • 39

    Which of the following will allow for immediate effective evaluation of improvement of airway obstruction following administration of a bronchodilator?

    PEFR

  • 40

    Beta2-receptor stimulation results in bronchial smooth muscle contraction.

    True

  • 41

    Beta2-receptors are primarily located in the heart.

    False

  • 42

    The sympathomimetic beta-agonist terbutaline is classified as a _____.

    resorcinol

  • 43

    Which is NOT caused by the administration of a beta-agonist?

    Salivation

  • 44

    Which is NOT a mechanism of bronchoconstriction?

    Embolism formation

  • 45

    Which of the following is available as a DPI?

    Tiotropium bromide

  • 46

    Which of the following is NOT a reason for toxicity resulting from theophylline?

    A therapeutic level of 10 mcg/ml

  • 47

    Three different mechanisms cause bronchoconstriction.

    True

  • 48

    Which medication is a resorcinol?

    Metaproterenol

  • 49

    Acetylcholine is metabolized by acetylcholinesterase.

    True

  • 50

    How are methylxanthines given?

    Orally

  • 51

    What happens to the heart rate when the parasympathetic system is stimulated?

    decreases heart rate

  • 52

    What enzyme breaks down cyclic AMP?

    Phosphodiesterase

  • 53

    NE is the neurotransmitter at the postganglionic junction of the parasympathetic system.

    False

  • 54

    In which of the following situations would you NOT use racemic epinephrine?

    Acute bronchospasm

  • 55

    What classification of medication might you recommend for a patient with nonallergic rhinitis?

    Anticholinergics

  • 56

    Which of the following receptors would be stimulated by norepinephrine?

    Alpha receptors

  • 57

    An anticholinergic is a parasympatholytic.

    True

  • 58

    Which receptor is found primarily in the lungs?

    Beta2

  • 59

    You are called to the emergency room to treat an 18-year-old female who has been admitted in an acute asthma attack. She received two albuterol treatments prior to entering the emergency room. The patient’s breath sounds reveal wheezes bilaterally, and she is unable to perform a PEFR. Which of the following treatments would you recommend?

    Continuous nebulization of albuterol

  • 60

    What is the mechanism of action of methylxanthine medications?

    Inhibiting phosphodiesterase

  • 61

    Cyclic GMP causes bronchodilation.

    False

  • 62

    Which nervous system causes bronchodilation of bronchial smooth muscle?

    Sympathetic system

  • 63

    Stimulation of the alpha-receptor results in _____.

    vasoconstriction

  • 64

    How is acetylcholine metabolized?

    rapidly by acetylcholinesterase into choline and acetate

  • 65

    Which medication can also be given in the oral form?

    Albuterol

  • 66

    In regard to duration of action, what type of beta-agonist are rescue inhalers considered?

    Short acting Beta 2 Agonist (SABA)

  • 67

    Which of the following is NOT a SABA?

    Foradil

  • 68

    For which neonatal condition is caffeine administered?

    Apnea of prematurity

  • 69

    Which of the following systems is responsible for innervation of the bronchi? I. Autonomic nervous system II. Somatic nervous system III. Central nervous system

    I only

  • 70

    Cyclic-3', 5'-AMP is broken down by Cyclic AMP phosphodiesterase.

    True

  • 71

    Which of the following describe parasympatholytics? I. Drugs that stimulate the parasympathetic system II. Anticholinergic drugs III. Drugs that block acetylcholine

    II and III

  • 72

    When side effects are a problem with the administration of albuterol, what alternative medication could you give to possibly prevent the onset of such side effects?

    Levalbuterol

  • 73

    Bronchodilation is caused by stimulation of which system?

    Sympathetic

  • 74

    A parasympatholytic agent has been administered. Which of the following physiologic effects would you expect to see in your patient? I. Constricted bronchial smooth muscle II. Decreased heart rate III. Increased blood pressure IV. Decreased salivation

    III and IV

  • 75

    How is the sympathomimetic beta-agonist Xopenex® classified?

    As a saligenin

  • 76

    Which medication should be given if suspected post-extubation airway edema is present?

    Vaponefrin®

  • 77

    cAMP is believed to have anti-inflammatory properties and can prevent rupture of the mast cell by which of the following mechanisms?

    Inhibition of calcium into the mast cell

  • 78

    Parasympathetic stimulation results in bronchial smooth muscle contraction.

    True

  • 79

    A reduction in the inner diameter of the airway due to the influx of chemical mediators is best referred to as which of the following?

    Inflammation

  • 80

    Serevent® is a long-acting beta-agonist.

    True

  • 81

    Methylxanthines are strong bronchodilators.

    False

  • 82

    A reduction in the inner diameter of the airway due to excessive mucus production is called _____.

    secretion

  • 83

    The sympathetic system has been nicknamed the “rest-and-digest” system.

    False

  • 84

    Which of the following is caused by the conversion of GTP to cGMP?

    Constriction of bronchial smooth muscle

  • 85

    Atrovent® and albuterol together in MDI form is called _____.

    Combivent

  • 86

    The “rest-and-digest” system is the parasympathetic system

    True

  • 87

    Which of the following is the best course of action for a respiratory therapist when a patient is receiving a beta agonist medication and the initial HR was 85 bpm but shortly after the treatment begins, the HR increases to 120 bpm?

    Stop the treatment, monitor the patient, and notify the physician.

  • 88

    A parasympatholytic will cause which of the following? I. Bronchodilation II. Decreased heart rate III. Drying of pulmonary secretions

    I and III

  • 89

    The nickname “fight or flight” has been given to the _____ system.

    Sympathetic

  • 90

    Which of the following drugs would be best used for maintenance of bronchospasm? I. Serevent® II. Spiriva® III. Theophylline

    I and II

  • 91

    The administration of a _____ agent will stop or decrease the conversion of GTP to cGMP.

    parasympatholytic

  • 92

    Stimulation of the alpha1-receptor results in vasoconstriction.

    True

  • 93

    Which medication is a long-acting anticholinergic?

    Tiotropium bromide

  • 94

    Alpha1-receptors are primarily located in the blood vessels.

    True

  • 95

    A patient presents with dyspnea, increased work of breathing, shortness of breath, and a heart rate of approximately 145 bpm. The individual is 25 years old, has a 10-pack-a-year smoking history, and is otherwise healthy. Auscultation reveals diffuse expiratory wheezes bilaterally. You understand that the patient needs a beta2-agonist medication as a rescue medication, but you are fearful of the increase in heart rate associated with the administration of Ventolin®. Which of the following rescue beta2-agonist medications would you recommend to help reduce the cardiac side effects?

    Levalbuterol