RNSG 2539 EXAM 2 (Perfusion)
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,Duration of P wave - Answer: .06-.12 seconds
Duration of PR interval - Answer: .12-.20 seconds
Duration of QRS Complex - Answer: .04-.12 seconds
Duration of ST segment - Answer: .12 seconds
Duration of T wave - Answer: .16 seconds
Duration of QT interval - Answer: .34-.43 seconds
Causes of prolonged p wave - Answer: conduction problems
within the SA node or the atria
Causes of prolonged PR interval - Answer: conduction
problem within the AV node, bundle of HIS, bundle branches
or aorta
,In 90% of people, the AV node and bundle of HIS receive
blood supply from: - Answer: Right coronary artery
Normal Cardiac output range - Answer: 4-8 L/min
How to measure pulse pressure - Answer: Usually about 1/3
of the systolic blood pressure
*(ex 120/80 --> PP = 40)*
How to calculate MAP - Answer: (2DBP + SBP) /3
Normal MAP range - Answer: 60-110
Normal range for BNP - Answer: <100 = normal
Common emergency medications for an MI - Answer: Oxygen
Nitroglycerine
Morphine
, Aspirin 162- 325 mg
Non-specific marker of CAD
Used to indicate inflammation
Produced by the liver - Answer: C-reactive protein
Relationship between gradual/sudden onset CAD and
collateral circulation - Answer: Gradual onset of CAD allows
for the arteries to develop collateral circulation and the body
may still receive adequate O2
Sudden onset CAD may not allow time for collateral
circulation to develop and the body may not receive an
adequate amount of O2
Non-modifiable risk factors associated with CAD - Answer:
White men have highest incidence
African Americans have an earlier onset
Gender differences associated with CAD - Answer: *MEN*
Comprehensive Study Guide +
Exam Questions & Solutions
Graded A+
Professional Academic Assistance Services
Services Offered
• Proctored Exam Assistance
• Online Class Management (Full Course Support)
• Exam Preparation & Study Materials
• Assignments and Coursework Support
• Essay and Research Paper Writing
• Discussion Posts & Responses
• Editing and Proofreading
• Confidential Academic Consultation
Contact Information
Email:
WhatsApp link: https://wa.me/254704846336
Fast Response | Confidential | Reliable Academic
Support
Helping Students Achieve Academic Excellence
,Duration of P wave - Answer: .06-.12 seconds
Duration of PR interval - Answer: .12-.20 seconds
Duration of QRS Complex - Answer: .04-.12 seconds
Duration of ST segment - Answer: .12 seconds
Duration of T wave - Answer: .16 seconds
Duration of QT interval - Answer: .34-.43 seconds
Causes of prolonged p wave - Answer: conduction problems
within the SA node or the atria
Causes of prolonged PR interval - Answer: conduction
problem within the AV node, bundle of HIS, bundle branches
or aorta
,In 90% of people, the AV node and bundle of HIS receive
blood supply from: - Answer: Right coronary artery
Normal Cardiac output range - Answer: 4-8 L/min
How to measure pulse pressure - Answer: Usually about 1/3
of the systolic blood pressure
*(ex 120/80 --> PP = 40)*
How to calculate MAP - Answer: (2DBP + SBP) /3
Normal MAP range - Answer: 60-110
Normal range for BNP - Answer: <100 = normal
Common emergency medications for an MI - Answer: Oxygen
Nitroglycerine
Morphine
, Aspirin 162- 325 mg
Non-specific marker of CAD
Used to indicate inflammation
Produced by the liver - Answer: C-reactive protein
Relationship between gradual/sudden onset CAD and
collateral circulation - Answer: Gradual onset of CAD allows
for the arteries to develop collateral circulation and the body
may still receive adequate O2
Sudden onset CAD may not allow time for collateral
circulation to develop and the body may not receive an
adequate amount of O2
Non-modifiable risk factors associated with CAD - Answer:
White men have highest incidence
African Americans have an earlier onset
Gender differences associated with CAD - Answer: *MEN*
