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NSG 502 Exam 1 (1)
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Exam of 2 pages for the course Couc 502 - Elderhood, Chapter 13 at Couc 502 - Elderhood, Chapter 13 (NSG 502 Exam 1 (1))
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NSG 502 Exam 1Altered Perfusion: - ANS-Hypertension
I.Key Concepts Review A.What is blood pressure? (figure 32-1) - ANS-Blood pressure Cardiac
output x Systemic vascular resistance
Cardiac output - ANS-Heart rate * Stroke Volume
Cardiac - ANS-• Heart rate • Contractility • Conductivity
Renal fluid volume control - ANS-• Renin-angiotensin-aldosterone system • Natriuretic peptides
Systemic vascular resistance - ANS-Sympathetic nervous system & Neurohormonal & Local
regulation
Sympathetic nervous system - ANS-•a- and a-Adrenergic receptors (vasoconstriction) •
A-Adrenergic receptors (vasodilation)
Neurohormonal - ANS-Vasoconstrictors • Angiotensin • Norepinephrine
Local regulation - ANS-Vasodilators • Prostaglandins • Nitric oxide Vasoconstrictors • Endothelin
Hypertension II.Manifestations A. Assessment findings: - ANS-1. Prevalence: 46% of adults in
the US have HTN and accounts for almost 24% of all deaths. Of those with hypertension, 48%
are not well managed
2. Subjective: ASYMPTOMATIC The silent killer or vague symptoms (fatigue, dizziness,
palpitations, angina and dyspnea)
3. Objective: Accurate measurement (Table 32-11) and Classification (Table 32-2)
Accurate measurement (Table 32-11) and Classification (Table 32-2) - ANS-JNC7 *2017
ACCIAHA*
Hypertension - Complications: Target Organ Disease (Table 32-3) - ANS-1. Heart disease:
Coronary artery disease, hypertrophy, and heart failure
2. Cerebrovascular disease: "Brain attack"
a) Transient ischemic attack
b) Stroke: Both thrombotic and hemorrhagic
3. Renal: Nephrosclerosis (elevated proteinuria and creatinine)
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