What happens in a fib - Study guides, Class notes & Summaries

How does chronic aortic stenosis lead to left ventricular hypertrophy? Chronic aortic stenosis leads to left ventricular hypertrophy bc of increased workload of pumping blood through a narrow opening. The left atrium can also enlarge but mainly causes left ventricular hypertrophy. The right ventricle will remain normal for a period of time. That's why LHF happens first then leads to RHF. Chronic mitral stenosis will cause enlargement in which area? Left atria hypertrophy. In pt with Mitral va...

Types of prevention - answer-primary- car restraints, bicycle helmets, immunizations secondary- prevent for those with RF-pap, mammo tertiary-mgmt of established disease- meds, lifestyle Primary - answer-Preventing the health problem, most cost effective form of healthcare **IMMUNIZATIONS, ensuring adequate illumination at home (preventing falls) Secondary - answer-Detecting disease in early asymptomatic stages, screenings -Early cause finding of asymptomatic disease via the use of a sc...

BKAT Critical Care Review (2022/2023) Rated A+ Normal Central Venous Pressure (CVP) range 2-8 mmHg Normal Pulmonary Artery Occlusion Pressure (PAOP) range 6-12 mmHg Normal Pulmonary Artery Systolic (PAS) range 20-30 mmHg Normal Pulmonary Artery Diastolic (PAD) range 5-15 mmHg Normal Pulmonary Artery Mean (PAM) 11-20 mmHg Normal Systemic Vascular Resistance (SVR) range 800-1200 mmHg Preload volume left in the left ventricle at the end of diastole What is preload affected by? venous return ...

Nitroprusside purpose - Answer- decreases preload and afterload by vasodilation (mainly afterload) Dobutamine mechanism of action - Answer- contractility Dopamine at a low-end dose "renal dose" - Answer- 0.5-4mcg/kg/min increases renal and mesentric perfusion Dopamine at a mid-range dose - Answer- 4-10mcg/kg/min increases contractility and heart rate Dopamine at a high-range dose - Answer- greater than 10mcg/kg/min vasoconstriction and increases BP Dopamine and Levophed inf...

Rasmussen - MDC III - Final Exam, questions and answers| 100% accurate, graded A+ respiratory alkalosis high pH, low CO2 pH: 7.35-7.45 acidic-basic HCO3: 21-28 acidic-basic CO2: 45-35 acidic-basic metabolic acidosis low pH, low HCO3 pH: 7.35-7.45 acidic-basic HCO3: 21-28 acidic-basic CO2: 45-35 acidic-basic respiratory acidosis low pH, high CO2 pH: 7.35-7.45 acidic-basic HCO3: 21-28 acidic-basic CO2: 45-35 acidic-basic metabolic alkalosis high pH, high ...

Final Exam: NUR2474/ NUR 2474 (Latest 2024/ 2025 Update) Pharmacology Guide| Questions and Verified Answers| 100% Correct| A Grade - Rasmussen Q: Pt on long term warfarin is started on cephalexin (antibiotic) for infection. Is this concerning? Answer: o Yes - increases risk of GI bleed o Nurse should assess pt for bruising and educate pt on watching closely for S/S of bleeding o Nurse should also check INR levels frequently Q: Pt just started on warfarin. What teaching is nee...

WGU D236 PATHOPHYSIOLOGY FINAL EXAM 300+ REAL EXAM QUESTIONS AND VERIFIED ANSWERS WITH RATIONALES LATEST UPDATE 2023 Describe how your body responds to an infection. - ANSWER- T cells produce cytokines, which stimulate B cells. B cells produce antibodies. Identify role of DNA changes in congenital abnormalities. - ANSWERMutations in genes or chromosomal abnormalities How does development disrupts congenital abnormalities? - ANSWERAlterations of DNA Describes factors that disrupt homeo...

Sarah Michelle Crash Course Neuro Questions & Answers A+ Review 1. What type of stroke does A-fib increase risk of? 2. What happens in A-fib? 3. What type of stroke does hypertension increase the risk of? 4. What does hypertension cause? ischemic stroke blood pools in the heart forming clots hemorrhagic stroke constant increased pressure that may cause blood vessel to burst 5. TIA precedes a bigger stroke 6. How long does a TIA last? 7. What areas of the brain are affected ...

the three rhythms are 3rd degree HB, Torsade's de pointes, sinus rhythm know what the first thing you do on a call is BSI, Scene Safe, Use PPE Know what Afib RVR looks like know difference between alkalosis and acidosis A-fib: stable patient, treatment? BB, Ca-channel blockers (dilitiazem), digoxin; once you achieve rate control anticoagulate with warfarin to INR 2-3, mostly Cardizem-(designed to slow down conduction through the AV node. A-fib rvr-unstable ...

Cavitation is - The creation or vibration of small gas filled bodies by the ultrasound beam. (Tends to occur only with higher-intensity exposures. The 6 intensities from highest to lowest are - 1.) SPTP 4.) SATP 2.)SPPA 5.) SAPA 3.)SPTA 6.) SATA What tricuspid valve leaflets are noted in PLAX? - Anterior and medial/septal posterior. Formula for calculating EF? - EF% = (sv/edv) x 100% Stroke Volume (SV) formula - EDV - ESV What is stroke volume (SV)? - Amount of blood pumped out of each v...