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ch. 11
  • Darya Rose

  • 問題数 85 • 10/24/2023

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    問題一覧

  • 1

    The time at which a nerve can no longer accept electrolyte transfer or stimulation is best referred to as which of the following?

    Refractory period

  • 2

    Which of the following describes the moment at which a nerve cannot receive further electrolyte transfer?

    The refractory period

  • 3

    Which of the following is imperative for muscle contraction?

    Calcium

  • 4

    Acetylcholine is broken down by which of the following?

    Acetylcholinesterase

  • 5

    For which of the following reasons would you not administer an NMBA?

    Increased spontaneous breathing

  • 6

    MBAs can be effective with a mechanically ventilated patient because the agents: I.Reduce spontaneous breathing II.Prevent movement that could dislodge tubes III.Increase oxygen consumption IV.Improve patient-ventilator synchrony

    I, II, & IV

  • 7

    What is the end result of the mechanism of action of acetylcholinesterase?

    End muscle contraction

  • 8

    Which of the following is a depolarizing NMBA?

    Anectine

  • 9

    What is the process called when an impulse travels down a nerve fiber?

    Action potential

  • 10

    Which of the following can be administered to reverse the effects of a nondepolarizing agent? I.Neostigmine II.Pyridostigmine III.Cholinesterase inhibitors IV.Cholinesterase

    I, II, & III

  • 11

    Nondepolarizing agents are competitive antagonist medications. How does a nondepolarizing agent achieve paralysis?

    It prevents acetylcholine from attaching to a receptor.

  • 12

    Which of the following agents can be used to reverse a neuromuscular blockade? I.Succinylcholine II.Neostigmine III.Pyridostigmine

    II & III

  • 13

    A patient has just undergone RSI with the facilitation of the administration of Anectine®. The patient is still paralyzed 45 minutes after the original administration. Which of the following best explains this scenario?

    The patient more than likely has a lack of pseudocholinesterase, which has increased the half-life of the administered medication.

  • 14

    What is the mechanism of action by which a depolarizing agent works? I.Bind to ACh receptor to initiate massive repolarization of the muscle. II.Bind to Ach receptor to initiate massive depolarization of the muscle III.Prolong the refractory period

    II & III

  • 15

    Which of the following will allow for the assessment of successful paralysis?

    Lab testing for a deficiency of psuedocholinesterase

  • 16

    You have been called to perform rapid-sequence intubation. Which of the following medications will you likely request to conduct the procedure?

    Succinylcholine

  • 17

    Which of the following results in massive depolarization of the muscle when administered?

    Succinylcholine

  • 18

    All of the following are nondepolarizing NMBAs except:

    Succinylcholine

  • 19

    Which of the following is not a nondepolarizing agent?

    Anectine

  • 20

    Which of the following is a skeletal muscle relaxant?

    Robaxin

  • 21

    Of the following, which is not a central-acting muscle relaxant?

    Dantrium

  • 22

    Which of the following medications is not a benzodiazepine?

    Flexeril

  • 23

    Which of the following can be used to treat malignant hyperthermia?

    Dantrolene

  • 24

    Which of the following poses the least threat of losing airway reflexes?

    Rozerem

  • 25

    Sleep can be induced with which of the following medications?

    Hypnotic

  • 26

    A patient has overdosed on Valium®. Which of the following medications could be given as a reversal agent?

    Flumazenil

  • 27

    Which of the following is not true concerning the administration of precedex?

    Precedex has a high incidence of causing hypertension.

  • 28

    Which medication is not likely to be administered for sedation in the ICU due to its long half-life?

    Phenobarbital

  • 29

    The mixture of medications such as midazolam and fentanyl could also be referred to as:

    Cocktail

  • 30

    Which of the following factors determine(s) the type of anesthetic medication a patient receives? I.Patient age II.Eye color III.Drug allergy or sensitivity

    I & III

  • 31

    Respiratory complications of inhaled anesthetics do not include:

    An increased ventilatory response to falling O2 levels

  • 32

    Which of the following refers to the inability to perceive sensations?

    Anesthesia

  • 33

    Conscious sedation is achieved in which stage of anesthesia?

    Stage 1

  • 34

    If you were asked to administer an inhaled anesthetic agent from the following list, which would you choose?

    Isoflurane

  • 35

    Which of the following refers to lack of ability to feel sensations in a localized area?

    Local anesthesia

  • 36

    Individuals are usually treated with which of the following local anesthetics prior to bronchoscopy?

    Lidocaine

  • 37

    Local anesthetic medications are grouped chemically into which of the following types? I.Caine II.Amide III.Ester

    II & III

  • 38

    All of the following agents might be given to help reduce PONV except:

    Nitrous oxide

  • 39

    You have been asked to administer an antimuscarinic PONV medication. Which of the following would you select?

    Phenergan

  • 40

    What does analgesia mean?

    Inability to perceive pain

  • 41

    There are four types of nociceptors. These different receptors sense which of the following? I.Pain II.Temperature III.Pressure IV.Elastic

    I, II, & III

  • 42

    Which of the following conditions is most likely to cause someone to become addicted to opioids?

    For malignant pain

  • 43

    Side effects of opioid analgesics include which of the following? I.Hallucinations II.Seizures III.Respiratory stimulation

    I & II

  • 44

    Which of the following statements is false concerning opioids?

    Respiratory depression is not a side effect of opioids.

  • 45

    Which of the following agents is used to reverse an opioid overdose? I.Naloxone II.Narcan® III.Flumazenil IVRomazicon

    I or II

  • 46

    Opioids can be antagonized with which of the following medications?

    Naloxone

  • 47

    Which of the following types of analgesics blocks the arachidonic acid cascade, resulting in decreased production of leukotrienes and prostaglandins?

    Corticosteroids

  • 48

    Which of the following are considered NSAIDs? I.Aspirin II.Ibuprofen III.Celebrex® IV.Ipratropium bromide

    I, II, & III

  • 49

    Codeine and Tylenol are examples of which of the following?

    Synergism

  • 50

    What medication must be mixed with acetaminophen to created Vicodin?

    Hydrocodone

  • 51

    The traveling of an impulse down a never fiber is called Action potential.

    True

  • 52

    Acetylcholine neurotransmitters are chemically broken down by acetylcholinesterase.

    True

  • 53

    Neostigmine or pyridostigmine are medications that could be administered to reverse the effects of the administration of a nondepolarizing agent.

    True

  • 54

    Agents that bind with the ACh receptor to cause massive depolarization are called Depolarizing agent.

    True

  • 55

    Succinylcholine is often used for rapid sequence intubation.

    True

  • 56

    Sleep is caused by Hypnotics.

    True

  • 57

    CNS arousal can be reduced with the administration of Sedatives.

    True

  • 58

    Flumazenil or Romazicon can be given to reverse the effects of an overdose of benzodiazepine drugs.

    True

  • 59

    The absence of sensation is best described by Anesthesia.

    True

  • 60

    Naloxone or Narcan can be given to reverse the effects of an opioid overdose.

    True

  • 61

    An action potential is the traveling of an impulse down a nerve fiber.

    True

  • 62

    The skeletal muscle is referred to as the motor end plate.

    False

  • 63

    A nerve fiber must depolarize before it can repolarize.

    True

  • 64

    Acetylcholine is broken down by acetylcholinesterase.

    True

  • 65

    Acetylcholine causes muscle relaxation.

    False

  • 66

    NMBAs can be used to reduce spontaneous breathing.

    True

  • 67

    Reducing oxygen consumption is a goal in the use of NMBAs.

    True

  • 68

    The normal function of acetylcholine is blocked by the administration of nondepolarizing agents.

    True

  • 69

    Pavulon is a nondepolarizing agent.

    True

  • 70

    Cholinesterase inhibitors can be used to reverse nondepolarizing NMBAs.

    True

  • 71

    Nondepolarizing agents are considered to be competitive agonists.

    False

  • 72

    Muscle contraction is prevented after administration of a nondepolarizing agent, which results in paralysis.

    True

  • 73

    Neostigmine is a cholinergic medication.

    False

  • 74

    When a patient is administered a depolarizing agent, that medication sends the muscle into a prolonged refractory period.

    True

  • 75

    Succinylcholine is a depolarizing agent.

    True

  • 76

    Depolarizing agents cannot be reversed pharmaceutically.

    True

  • 77

    Pseudocholinesterase is responsible for the metabolism of depolarizing agents.

    True

  • 78

    Succinylcholine should not be used to facilitate intubation.

    False

  • 79

    Age is of consideration when selecting an NMBA.

    True

  • 80

    Malignant hyperthermia can be treated with dantrolene (Dantrium®).

    True

  • 81

    Skeletal muscle relaxants are only offered as central-acting muscle relaxants.

    False

  • 82

    Sedatives stimulate CNS arousal.

    False

  • 83

    Anxiolytic medications increase anxiety.

    False

  • 84

    Benzodiazepine medications can be reversed with Romazicon.

    True

  • 85

    Opioid overdose can be reversed with naloxone.

    True