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NUR207 Exam #2 Questions And Accurate Answers

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NUR207 Exam #2 Questions And Accurate Answers...

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  • October 2, 2024
  • 31
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • nur207
  • nur207 exam 2
  • NUR207
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NUR207 Exam #2 Questions And Accurate Answers


Place in order from first to last these structures in the conduction pathway:



AV Node/SA Node/Purkinje Fibers/Bundle Branches - Answer SA Node, AV Node,
Bundle Branches, Purkinje Fibers



The renin-angiotensin-aldosterone system increases or decreases blood pressure? -
Answer Increases



Mr. Clark describes "bouts of pain in my chest whenever I walk up to the top floor (two
flights)to go to bed, but the pain stops just about as soon as I stop." He also describes,
"I never have pain at rest, and the pain episodes have not gotten worse over the past
month." Based on this description you would suspect stable or unstable angina -Answer
Stable



Ventricular muscle walls thicken and stiffen which reduces volume for diastolic filling. -
Answer Hypertrophic



Ventricle walls become rigid limiting their filling and stroke volume. - Answer Restrictive



Most common cause of sudden death in young persons - Answer Hypertrophic



The fluid in the pericardial space acts as a lubricant that prevents _______________
forces from developing as the heart contracts and relaxes - Answer Friction



This type of heart failure systolic dysfunction or diastolic dysfunction results in
decreased filling - Answer Diastolic dysfunction

,Which of the following is an abnormal reading for the lipid panel?



A. LDL 50

B. HDL 50

C. Total Cholesterol 250

D. Triglycerides 100 - Answer C. Total Cholesterol 250



True or False: The left side of the heart pumps blood to the lungs. - Answer False



True or False: The loose-fitting sac surrounding the heart is called the myocardium?
-Answer False



True or False: The rhythmic impulse of the cardiac conduction system is generated at
the AV node and is known as the pacemaker of the heart -Answer False



The ______ period of the cardiac cycle is marked by ventricular relaxation and filling.

A. Diastolic

B. Systolic

C. Cardiac Output

D. Peripheral vascular resistance -Answer A. Diastolic



Heart valve that controls the direction of blood flow from the right atrium to the right
ventricle is called the ______________ valve -Answer Tricuspid



Heart valve that controls the direction of blood flow from the left atrium to the left
ventricle is called the ___________ valve? -Answer Mitral



Pericarditis represents an inflammatory process in which layer of the heart? -Answer
Pericardium

,_______________ refers to an incomplete closure of the valves and allows the flow of
blood both ways. _______________ refers to a stricture of the valve that creates a back-up
of blood in the chamber before the valve - Answer Regurgitation; Stenosis



What statement made by a patient would alert the nurse to the possibility of right-sided
heart failure?



A. "My shoes fit really tight."

B. "I sleep with four pillows at night."

C. "I wake up coughing every night."

D. "I have trouble catching my breath." - Answer A. "My shoes fit really tight."



Which of the following electrolytes is most likely to result in an electrical change?



A. Magnesium

B. Potassium

C. Phosphorous

D. Chloride - Answer B. Potassium



What is known as the pacemaker of the heart?



A. AV node

B. SA node

C. Purkinje fibers

D. Bundle of His - Answer B. SA node



Represents repolarization of ventricles on EKG.

, A. T Wave

B. QRS Complex

C. P Wave

D. ST segment - Answer A. T Wave



A patient with a tricuspid valve disorder will have impaired blood flow between the

A. Vena cava and right atrium

B. Left atrium and left ventricle

C. Right atrium and right ventricle

D. Right ventricle and pulmonary artery - Answer C. Right atrium and right ventricle



Refers to an insufficiency or incompetence of valves allowing the blood to flow in both
directions.

A. Stenosis

B. Regurgitation

C. Infarction

D. Ischemia - Answer B. Regurgitation



Ability of the cells to respond to electrical impulses is known as what?



A. Excitability

B. Conductivity

C. Automaticity

D. None of the above - Answer A. Excitability



Life-threatening cardiac compression from fluid accumulation.

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