L and r bundle branches Study guides, Class notes & Summaries

COMSAE ALL QUESTIONS AND ANSWERS 100% GUARANTEED SUCCESS. COCAINE intoxication - correct red judgement, pupil dilate, hallucination (coke bugs) sudden cardiac death; paranoid ideations, angina Tx: alpha blockers/ benzos caution B block bc can cause unopposed alpha Osteoporosis histo - correct cular and cortical bone lose mass and interconnection despite normal bone mineralization assoc w/ Colles fracture- distal radial fracture; fracture of femoral neck Gilbert Syndrome...

NURS 420 Exam #1 Questions and Answers | 100% Verified and Updated a wide QRS is defined as - Answer-greater than .12 sec Conduction system of the heart - Answer-SA node, AV node, bundle of His, r and l bundle branches, and Purkinje fibers What is the P wave of an ECG? - Answer-atrial depolarization What is the QRS complex of an ECG? - Answer-ventricular depolarization and atrial repolarization What is the T wave of an ECG? - Answer-ventricular repolarization PR interval - Answer-delay ...

A ______________ wave on EKG paper indicates atrial contraction correct answer: p A _____________ complex on EKG paper indicates ventricular construction. correct answer: QRS A ________ wave on EKG paper indicates ventricular relaxation. correct answer: t The PR interval extends from where to where? correct answer: Beginning of the p wave to beginning of the QRS complex The QRS complex measures from where to where? correct answer: Beginning of the Q wave to end of the S wave ...

SA node Correct Answer pacemaker, 60-100bpm,Depolarization R atria, p wave, AV node Correct Answer Gatekeeper, intraseptal, Allows delay for blood so no back up, 40-60 bpm Bundle of His Correct Answer Intraventricular, 40-60bpm, sends to purkinje fibers for ventricular depolarization L and R bundle branches Correct Answer 20-40bpm, Purkinje fibers Correct Answer 20-40bpm, ventricular depolarization (QRS) complex Preload Correct Answer LVEDP determined by LVEDV Afterload Correct...

BIO 669 Exam 2 | Questions and Answers (Complete Solutions) Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is: a. A result of over activation of the intrinsic and extrinsic clotting system systemically b. Characterized by attacks of vasospasm in the small arteries and arterioles of the fingers and toes c. Strongly associated with smoking d. Associated with janeway lesions and Oslers Nodes Which of the following is not a systemic disease that is associated with Ra...

a wide QRS is defined as -greater than .12 sec Conduction system of the heart -SA node, AV node, bundle of His, r and l bundle branches, and Purkinje fibers What is the P wave of an ECG? -atrial depolarization What is the QRS complex of an ECG? -ventricular depolarization and atrial repolarization

Med-Surg Telemetryelectrical systole - correct answer activation excitation depolarization electrical diastole - correct answer recovery repolarization mechanical systole - correct answer shortening contraction emptying mechanical diastole - correct answer lengthening relaxation filling automaticity - correct answer ability to initiate and maintain electrical rhythm excitability - correct answer ability to respond to electrical stimulus conductivity - correct answ...

Intrinsic rates - ANSWER-SA node - 60 - 100 bpm AV junction - 40 - 60 bpm Purkinje network - 20 - 40 bpm Lidocaine doses - ANSWER-1-1.5 mg/kg, second dose 0.5-0.75 mg/kg Unstable VT tx - ANSWER-Should be treated with synchronized cardioversion Hypotension, decreased LOC, shock, chest pain Stable VT tx - ANSWER-IV/IO Adenosine 6mg; 12mg (followed by rapid saline flush) If ineffective, procainamide (20-50mg/min or amiodarone (150mg IV/10min) Consider antiarrhythmic infusion Defi...

NURS 420- Quiz #1 Exam Questions With Complete Solutions a wide QRS is defined as - answergreater than .12 sec Conduction system of the heart - answerSA node, AV node, bundle of His, r and l bundle branches, and Purkinje fibers What is the P wave of an ECG? - answeratrial depolarization What is the QRS complex of an ECG? - answerventricular depolarization and atrial repolarization What is the T wave of an ECG? - answerventricular repolarization PR interval - answerdelay of AV node to al...

Electrocardiogram (ECG) correct answer: Since you can't see the heart beating we use a ECG to provide a picture that replicates the actual cardiac issue. Myocardial Infraction (MI) correct answer: Heart Attack -Have abnormal rhythms. -Death of cardiac muscle due to ischemia Doe the ECG machine monitor or control the hearts rhythm? correct answer: Only monitors Straight line when machine is turned on but not connected to the patient correct answer: Isoelectric = no current ...