Otterbein/Grant CRNA ECG III Quick Review
11 Questions
| Total Attempts: 54
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Questions and Answers
- 1.Myocardial ischemia occurs when there is a relative lack of O2 supply to the myocardium and metabolite removal from the heart for a given O2 consumption; it is classically noted as symmetrical __ wave changes.
- 2.ECG changes are an early indicator of myocardial ischemia.
- A.
True
- B.
False
- 3.The majority of ischemia occurs intraoperatively.
- A.
True
- B.
False
- 4.When examining an EKG for a suspected posterior MI, you would look for ST ______ in leads V1 and V2.
- A.
Elevation
- B.
Depression
- 5.When identifying ischemia in the absence of LVH or LBBB, new ST elevation, or ST depression with T-wave changes must be identified in how many contiguous leads?
- 6.An infarction of which of the following areas would most likely have the greatest effect on SA/AV node conduction?
- A.
Inferior
- B.
Anterior
- C.
Posterior
- D.
Anterolateral
- 7.L BBB and LVH make the diagnosis of MI impossible (or rather difficult).
- A.
True
- B.
False
Borderline too short and sweet. ;)
Questions: 14 | Attempts: 45 | Last updated: Mar 16, 2022
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Sample QuestionWhich of the following is not considered a severe dysrhythmia?
Short and sweet (hopefully)
Questions: 12 | Attempts: 42 | Last updated: Mar 20, 2022
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Sample QuestionAs the QRS complex progresses from V1-V6, S wave amplitude _________ and R wave amplitude ___________.
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