Quiz #13 Review Flashcards

0
Q

2.) Which of the following statements regarding treatment for first degree heart block is correct

A

Treatment is generally not indicated unless the rate is slow and cardiac output impaired.

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1
Q

1.) An unresponsive, pulseless apneic patient presents with ventricular tachycardia on the cardiac monitor after defibrillation of the patient you should:

A

Resume CPR and reassess the patient after two minutes

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2
Q

3.) A 41-year-old man complains of chest heaviness and mild shortness of breath that began about two hours ago. He is conscious and alert,as you are assessing him he tells you that he has high blood pressure for which he takes clonidine his b/p is 160/90 HR 140 beats/min and regular. Respiration are 22 beats/min and somewhat labored. The cardiac monitor displays narrow complex tachycardia in lead II. which of the following intervention is not appropriate for this patient.

A

Adenosine

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3
Q

4.) When assessing anxious patient who presents with tachycardia you must:

A

You must determine if the tachycardia is causing hemodynamically instability

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4
Q

5.) A 2nd degree heart block type I occurs when:

A

Each excessive impulse is progressively delayed until one impulse is blocked entering the ventricle.

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5
Q

6.) You are dispatched to a residence at 2 am for a elderly man with shortness of breath. The pt tells you that he is suddenly awakened with a felling of being smothered. You note dry blood on his lips and he tells you that he has some type of breathing problem for which he uses a prescribed inhaler and take a “heart pill” you should you suspect:

A

Left sided heart failure

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6
Q

7.) Ventricular bigeminy occurs when:

A

Every second complex has a PVC

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7
Q

8.) Which of the following statements is correct:

A

Lead III is contiguous with lead II and aVF

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8
Q

9.) A 39 yr old man in asystole has been unresponsive to high quality CPR and has 2 doses of epi. The patient is incubated and an IO catheter is in place. You should focus on:

A

Searching for reservable causes.

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9
Q

10.) A 68 yr old woman presents with an acute onset of confusion, shortness of breath and diaphoresis her b/p is 72/50 HR slow and weak and her respirations are decreased and shallow. The EKG revealed a 3rd degree heart block at a rate of 38 beats/min after placing the pt on high flow o2 you should:

A

Immediately attempt transcutaneous pacing

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10
Q

11.). A 56 yr old women complains of chest tightness shortness of breath a nausea. During your assessment you note that she appears confused he is diaphoretic and his b/p 98/68 and has a rapid radial pulse. The cardiac monitor reveals a wide QRS complex tachycardia at a rate of 200 beats per minute. After administrating high flow O2 you should:

A

Establish IV access, consider sedation and perform synchronized cardioversion

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11
Q

12.) As you are reviewing the medications of a semiconscious pt as your partner and another paramedic provide pt care the pt’s medications include Lanoxin, enalapril, lasix, Coumadin and k-Dur. The medication that is most consistent with this pt who has:

A

CHF, hypertension, a- fib

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12
Q

13.) Which of the following statements regarding regarding asystole correct:

A

Asystole as a result of prolonged myocardial hypoxia

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13
Q

14.) You received a call for resident 44 yr old woman who is ill. The who patient receives dialysis tx three times a week told you that he has missed the last two treatments because he was not feeling well as your partner takes the patients vital signs you apply an EKG. It reveals sinus rhythm with a tall T wave, 12 lead EKG reveals a sinus rhythm with inverted complex in leads aVR on the basis of your clinical findings you should be most suspicious that the patient is

A

Hyperkalemic

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14
Q

15) A regular rhythm with inverted P waves before each QRS complex, a ventricular rate of 70 beats/min, narrow QRS complex, and a PR interval of 0.16 seconds should be interpreted as a

A

Accelerated junctional rhythm

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15
Q

16) Which of the following pulseless rhythms is NOT treated as pulseless electrical activity?

A

Ventricular tachycardia

16
Q

17) Electrical capture during transcutaneous cardiac pacing is characterized by:

A

Hey pacemaker spike followed by a white QRX complex

17
Q

18) A first degree heart block has a PR interval greater than 0.20 seconds because

A

Each impulse that reaches the AV node is delayed slightly longer than expected

18
Q

19) You have applied cardiac monitor to a 66-year-old male cardiac arrest patient and see what appears to be asystole. You should

A

Assess another lead or increase the gain sensitivity

19
Q

20) A 55-year-old man complains of severe pain between the shoulder blades, which he describes as “ripping” in nature. He tells you that the pain began suddenly and has been intense and unrelenting since it’s onset. His medical history includes hypertension, and he admits to being noncompliant with his antihypertensive medication. Which of the following assessment findings would most likely reinforce your suspicion regarding the cause of his pain?

A

Difference in blood-pressure between the two arms

20
Q

21) Common causes of cardiac arrest include all of the following EXCEPT.

A

Hyperglycemia

21
Q

22) When applying the precordial leads, lead V1 should be placed in the

A

Fourth intercostal space at the right sternal border

22
Q

23) a 70 year old woman remains in asystole following 10 minutes a well coordinated CPR, successful intubation, IV therapy, and three doses of epinephrine. There are no obvious underlying causes that would explain her cardiac arrest. At this point, it would be appropriate to.

A

Seriously consider ceasing resuscitative efforts

23
Q

24) Following 2 min of CPR, you reassess an unresponsive man’s puls and cardiac rhythm. He remains pulseless and the monitor displays course V Fib. You should

A

Resume CPR as the defibrillator is charging

24
Q

25) A demand pacemaker is

A

Generates pacing impulses only when it senses that the hearts natural pacemaker has fallen below a preset rate

25
Q

26) You have just administered 0.4 MG of sublingual nitroglycerin to a 60-year-old woman with severe chest pain. The patient is receiving supplemental oxygen and has an IV line of normal saline in place. After 5 minutes, the patient states that the pain has not subsided. You should?

A

Reassess her blood pressure

26
Q

27) A diagnosis of acute myocardial infraction is made if ST segment _____ of ___mm or more is seen in __ or more contiguous leads.

A

Elevation , 1, two,

27
Q

28) After delivering a shock to a patient in pulseless ventricular tachycardia, you should?

A

Resume CPR

28
Q

29) Which of the following occurs at the AV node during a third degree heart block?

A

Impulses bypass the AV node and entered the ventricles

29
Q

30) When managing a cardiac arrest, the appropriate dosing regimen for EPI is

A

1mg of a 1:10,000 solution every 3-5 min

30
Q

31) Treatment for a patient with bradycardia and significant compromised cardiac output includes

A

Transcutaneous cardiac pacing

31
Q

32) On the ECG strip, a third-degree AV block usually appears as a

A

Slow, wide QRS complex rhythm with inconsistent PR intervals

32
Q

33) You have just performed synchronized cardioversion on a patient with unstable ventricle tachycardia. Upon reassessment, you note that the patient is unresponsive, apneic, and pulseless. You should?

A

Ensure that the synchronizer is off, defibrillate, and immediately begin CPR

33
Q

34) you are called to a local gym for a patient with nausea. Your patient, a 29-year-old man, tells you that he thinks he has a “stomach bug” he is conscious and alert, denies any chest pain or shortness of breath, and tells you that he has been nauseated for the last 4 hours but has not vomited. His blood pressure is 124/66mmHg, pulse is 46 beats/min and strong, respirations are 20 breaths/min and regular, and room air oxygen saturation is 99%. The cardiac monitor reveals sinus bradycardia you should?

A

Administer oxygen via nasal cannula, start an IVF normal saline, consider administering an antiemetic, and transport

34
Q

35) A 56-year-old man presents with an acute onset of chest pressure and diaphoresis. He has a history of hypertension and type 2 diabetes. His airway is patent and his breathing is adequate. You should

A

Administer supplemental oxygen