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NUR 195 Exam 2 Cardiac | Questions And Answers Latest {} A+ Graded | 100% Verified
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NUR 195 Exam 2 Cardiac | Questions And Answers Latest {} A+ Graded | 100% Verified
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NUR 195 Exam 2 Cardiac | Questions And Answers Latest {2024- 2025} A+ Graded | 100%Verified
The cardiac cycle consists of? - the systole (contraction) and diastole (relaxation) of both atria, rapidly
followed by the systole and diastole of both ventricles
Blood pressure - the force that blood exerts on the walls of the arteries
Cardiac Output - heart rate x stroke volume
Heart rate - Number of contractions per minute
Stroke volume - The amount of blood ejected from the heart in one contraction.
Pre-load - Amount of blood in ventricle after diastole (amount of stretch after filling)
After-load - the resistance to flow the ventricle must overcome (how big in diameter)
Contractility - Force
Contractility is __________________ w/ hypoxia or acidosis - decreased
Contractility is ____________________ w/ sympathetic stimulation or calcium release - increased
Risks for CVD - 1. Family HX
2. Diabetes
3. Chronic Renal Disease
4. HTN
5. Dyslipidemia (abnormal amounts of fat)
, S/S of CVD - 1. Chest pain
2. Fatigue
3. SOB (dyspnea)
4. Cough
5. Edema
6. Syncope
7. Palpations
Chest pain evaluation - PQRST
1.
2. Intensity
3. Radiation
4. Duration
5. Quality
**Ask what relieves pain**
**Ask dyspnea on exertion or at rest**
Palpatations - Could indicate abnormal heart rhythm
Syncope - Could indicate CO issue (mechanical or electrical)
Weight gain - Could indicate weakening heart
Physical Assessment of CVD - 1. Color
2. Cap refill
3. JVD
4. Clubbing nails
5. Edema
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