Preload Samenvattingen, Aantekeningen en Examens

Test Bank - Applied Pathophysiology for the Advanced Practice Nurse 1ST Edition Lucie By Dlugasch, Lachel Story | Complete 2023/2024. A 50-year-old man is having an acute myocardial infarction and will be administered recombinant tissue plasminogen activator (t-PA). The medication activates plasminogen in order to: A) decrease platelet adhesion. B) increase clotting time. C) promote fibrinolysis. D) promote coronary vasodilation. Ans: C Complexity: Easy Ahead: Hematopoietic System Subj...

CCRN Questions and Answers A 56 yr-old male is admitted to the ICU with a blood pressure of 225/135 and complains of a headache and nausea. He reports he ran out of blood pressure meds three days ago, but also appears to be confused to the date and situation. What is the most appropriate treatment approach? -Correct Answer= Rapidly lower the diastolic pressure to 100 with IV antihypertensive meds, then continue to gradually reduce the diastolic pressure to 85 with oral antihypertensive meds. The...

While studying the antihypertensive drugs the, nursing students learn about the pressure in the cardiovascular system is determined by three elements. What are they? Select all that apply. A) Heart rate B) Stroke volume C) Preload D) Total peripheral resistance E) Pulse pressure correct answer: A) Heart rate B) Stroke volume D) Total peripheral resistance The nurse is providing patient teaching to a patient who has been prescribed Digoxin. The patient tells the nurse that she ...

descending colon is located where, - LLQ the only waste product of aerobic respiration is - CO2 what is the waste product of anaerobic respiration - lactic acid what is the occipital lobe of the brain is responsible for - vision what is the normal PH of the blood - 7.35-7.45 carbonic acid breaks down into what - CO2 AND H2O h2co3 is what - carbonic acid what is known as the structure of the body - anatomy what are the 2 main neurotransmitters of the ANS - fight and flight/feed and breath...

What are the functions of the Cardiovascular System? correct answers - Oxygen delivery & removal of CO2 - Provides cells with Nutrients - Remove waste product from cell metabolism - Protects body against disease & infection right side of heart correct answers deoxygenated blood pumps blood to the lungs left side of heart correct answers oxygenated blood pumps blood to body What is Preload? correct answers Volume of blood in ventricles at end of diastole Preload is increas...

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...

What is the definition of congestive heart failure? - Congestive heart failure is the syndrome in which the heart has a reduced ability to fill or pump blood. This leads to a state where the heart is not pumping enough blood to get tissues adequate oxygen. What are the four ways in which heart failure can be classified? - Heart failure can be classified as systolic or diastolic, high output or low output, left sided or right sided, and acute or chronic What are the 6 major risk factors for ...

Healthstream Test 2023 Exam / 108 Complete Questions and Correct Answers. A patient assessment reveals distended neck veins, pulsus paradoxus, and decreased systolic pressure. This assessment is most consistent with: - ANSWER cardiac tamponade. The nurse is caring for a patient with severe sepsis and third-degree heart block. The patient is hypotensive. The treatment for this life-threatening rhythm change includes: - ANSWER transcutaneous pacing. A patient is admitted to the ICU with sus...

Beta Blockers - Answer- Initial measures for the treatment of angina pectoris do not include which response below? ST segment elevation - Answer- The classical ECG change with muscle injury in acute myocardial infarction is: CHF - Answer- Elevated cardiac iso-enzymes generally do not occur in which response below? Increased CO - Answer- The major therapeutic goal in the treatment of cariogenic shock is to: Reduces preload and after load and improves contractility - Answer- You receiv...

Most important indicator that a patient has a severe illness? - ANSWER-Tachypnea 3 respiratory types, and their criteria - ANSWER-Hypoxemic (PaO2 <50-60) Hypercapnic (PaCO2 >50, pH <7.36) Mixed Delta gap (formula, when and why it's used) - ANSWER-Difference in AG from normal - Difference in HCO3 from normal In AG metabolic acidosis it's used. It tells you if there's underlying metabolic alkalosis or respiratory acidosis with bicarb compensation IN ADDITION to the AG metabo...