Myocardium Study guides, Class notes & Summaries

Angina, Coronary Artery Disease, & Migraines CORRECT ANSWER Patients that are at highest risk for abruptly stopping a beta blocker are those with Angiotensin-converting enzyme (ACE) inhibitors CORRECT ANSWER The medication that helps the imbalance between myocardial oxygen supply and myocardial oxygen demand in the myocardium by increasing the myocardial oxygen supply improves insulin sensitivity improves renal hemodynamics reduce production of angiotensin II CORRECT ANSWER Roles of Angi...

Your patient a 52 year old male complaining of dull, achy chest pains. He is alert and oriented but upon assessment, you notice his skin is pale, cool and clammy. What is your next step? - Administer Supplemental oxygen Cardiac Compromise - Any type of heart problem. Cardiac compromise is a blanket term used to describe any type of heart problem. As an EMT-B it allows you to identify cardiac problems without going above your scope of practice an AED is used to treat patients is - Ventricul...

Clinical Guidelines in Primary Care 4th Edition Hollier Test Bank Clinical Guidelines in Primary Care 4th Edition Hollier Test Bank Chapter 1 Cardiovascular Disorders MULTIPLE CHOICE 1.The nurse is aware that the muscle layer of the heart, which is responsible for the hearts contraction, is the: a. endocardium. b. pericardium. c. mediastinum. d. myocardium. ANS: D The myocardium is the specialized muscle layer that allows the heart to contract. 2.The nurse clarifies that the mast...

Which intervention or interventions would have the MOST positive impact on the cardiac arrest patient's outcome? Early CPR and defibrillation The AED gives "no shock" message to a patient who is in cardiac arrest. You should: Resume chest compressions What is the maximum amount of time that should be spent checking for spontaneous breathing in an unresponsive child? 10 seconds When performing CPR on an adult, you should compress the chest to a depth of ___ at a rate of...

CARDIAC HEALTHSTREAM TELEMETRY EXAM Q & A 2023/2024 Normal Conduction System - CORRECT ANSWER--SA Node = Primary Pacemaker of the Heart, rate of 60-100 bpm -Internodal Pathways = Pathways connecting SA Node and AV Node -AV Node = Backup pacemaker, rate of 40-60 bpm -Bundle of His = splits nerve fibers down Left & Right Sides, His-Purkinje is conduction system of heart -L & R Bundle Brancehs = lead to left & right of the myocardium -Purkinje Fibers / Network = ends of the muscle, last...

EMT FISDAP Cardiology Exam 2022/2023 Latest update:complete document Which intervention or interventions would have the MOST positive impact on the cardiac arrest patient's outcome? -answer- Early CPR and defibrillation The AED gives "no shock" message to a patient who is in cardiac arrest. You should: -answer- Resume chest compressions What is the maximum amount of time that should be spent checking for spontaneous breathing in an unresponsive child? -answer- 10 seconds When performi...

Dilated Cardiomyopathy: most common cause is ____. Others? - Answer- alcohol; may also be idiopathic, myocarditis, or drugs (doxorubicin) -- 1 in 3 cases of heart failure are caused by dilated cardiomyopathy What PE and EKG changes are seen with dilated cardiomyopathy? - Answer- PE: S3, JVD, crackles - possible mitral regurg EKG: nonspecific ST and T wave changes, LBBB Hypertrophic cardiomyopathy: is due to hypertrophy of the _____. PE reveals mitral regurgitation, a ____heart sound, and ...

Midterm/ Final Exam: NR 509 / NR509 (Latest 2023/2024) Advanced Physical Assessment Quiz Bank | Questions and Verified Answers with Rationales | Chamberlain College A patient has been diagnosed with venous stasis. Which of these findings would the nurse most likely observe? a. Unilateral cool foot b. Thin, shiny, atrophic skin c. Pallor of the toes and cyanosis of the nail beds d. Brownish discoloration to the skin of the lower leg Answer: D A brown ...

What period follows depolarization of the myocardium and represents a period during which no new cardiac potential can be propagated? Correct! Refractory Threshold Sinoatrial (SA) Hyperpolarization During the refractory period, no new cardiac action potential can be initiated by a stimulus. This selection is the only option that accurately identifies the period described in the question. Question 2 2 / 2 pts What is the suggested mean blood pressure for an 8- to 9-year-old ch...

minimum urine output for adult 0.5mL/kg/hr ADH (antidiuretic hormone) - water retainer - vasoconstrictor (also called Vasopressin) - produced by hypothalamus - store and released from posterior pituitary ADH pathway - hypothalamus senses low blood volumed and increased serum osmolality - signal pituitary to release ADH - ADH causes kidney to retain water - water retention increases blood volume and decreases serum osmolality ANP (atrial natriuretic peptide) -...