Exam (elaborations)
NURS 3366 Patho Exam 3 Latest Update With Verified Answers
- Course
- Institution
NURS 3366 Patho Exam 3 Latest Update With Verified Answers...
[Show more]
1 review
By: cyeke • 4 months ago
Content preview
NURS 3366 Patho Exam 3 Latest Update With Verified Answers S&S & patho of LHF - ANSWER Cardiogenic Pulmonary Edema: Crackles in the lungs, ↓SO2, Orthopnea, PND (Paroxysmal Nocturnal Dyspnea) Hemoptysis, SOB. ↓LV Contractility or MI of LV → weakens LV → ↑Afterload → ↑Preload → Preload pushes back from LV to LA to PV to PC to fill Alveolar →Cardiogenic Pulmonary Edema S&S & patho of RHF - ANSWER PVR: Liver Congestion, Ascites, Peripheral Edema, Low UO, Longer Capillary Refill, Fatigue, JVD, Confusion RV ↓ in Contractility or MI weakens RV ↑AFTERLOAD ↑ PRELOAD → RV to RA to SVC JUGULAR VEINS → JUGULAR VEIN DISTENTION or to IVC to PERIPHERY to LIVER CONGESTION & ASCITES & EDEMA OF LEGS & FEET S&S of COR PULMONALE - ANSWER Fatigue/ Weakness, SOB, Confusion, Hypotension, Low UO, Long Cap Refill. Peripheral Edema Chronic Bronchitis or Chronic Lung Disease that causes RHF Mucus & c ongestion fills the lungs lungs become very stiff → ↑ pressure in pulmonary vasculature → congestion & pressure makes it difficult for the RV to pump blood into PA an d lungs so → fluid backs up → RV to RA SVC & IVC to JVD, LIVER CONGESTION, ASCITIES, LEG EDEMA peripheral edema To DX CHF BY MEASURING: VS to dx mi by measuring: - ANSWER CHF:MEASUREMENT OF BNP NORMAL = 50 pg/ml MILD HF BNP = 130 SEVERE HF BNP = 1000 mi: measurement of troponin (measures injured cells in the myocardium) (or ck which measures injured cells all together) ↑titer = ↑severity on both TX CHF with - ANSWER positive inotropic drug - digoxin to ↑ Contraction vasodilator - NTG, ACE Inhibitors to ↓Resistance Diuretics to ↓Preload S&S & Patho of CARDIOGENIC SHOCK - ANSWER HEART RELATED ISSUES, VAVLE PROBLEMS, DYSRHYTHMIA, MI, HYPOTENSION, ETC → ↓ CONTRACTION → ↓ PERFUSION → IMPAIRS CELLULAR FXN → HYPOXIA OF CELLS → HYPOTENSION Hypotension, dyspnea ↓consciousness, ↓ +++.UO, Long Cap Refill, pale cool skin. TX of Cardiogenic Shock - ANSWER Positive inotropic drug to ↑contraction -DIGOXIN Peripheral vasodilator to ↓afterload to ↓resistance & vasodilate arteries. S&S & patho of Coronary Arterial DZ - ANSWER Ischemic Pain in ♥ = painful constriction/tight Duration of tightness - 3-5 min. Needs N TG Exacerbated w/ exercise. Lessens at Rest. Left arm pain, back pain and Jaw pain. Plaque occludes artery narrows & irritates it → inflammation ↑ C-Reactive Protein → ↓CO ischemic pain → Necrosis of heart tissue and cells = MI → ♥ is O2 deprived S&S of LCA - ANSWER Poor Perfusion : usual suspects: Diminished pulse, prolonged capillary refill, Pale Cool skin and delayed healing S&S & Patho of RCA - ANSWER Poor Perfusion : usual suspects: Diminished pu lse, prolonged capillary refill, Pale Cool skin and delayed healing. ↓HR ↓CO RV is affected → SA Node Bradycardia → PNS → affects digestion, urination, ↓HR ↓CO S&S of Angina - ANSWER Tight, heavy Indigestion like 3-5 mins, clears a fter NTG. Exacerbated w/exercise. Lessens at rest. Levine Sign - clench a fist over sternum. left arm, jaw & back pain Lactic Acid Build Up & Stretching of ischemic Myocardium → Irritates Myocardial Nerve Fibers NF transmit pain impulses to area of spinal tract C3-T4 le ft arm, jaw & back pain S&S & TX differences between Stable Angina Vs Unstable Angina - ANSW ER Stable: needs 1 NTG if S&S (Tight, chest. Exacerbated w/exercise. Lessens at r est. Levine Sign). TX: NTG & Aspirin Unstable: Needs 3 NTG to have pain go away plus EKG shows acute ischem ic changes. TX: ↑coronary patency. IV NTG, IV Morphine, Angioplasty Difference between Stable vs Unstable Angina - ANSWER Stable: Plaqu e slowly develops in coronary arter y → ischemia → Arteriogenesis COLLATERAL CIRCULATION → new coronaries Unstable: Worsening of ischemia. Acute Coronary Syndrome ACS.The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Newsolution. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
62890 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now