U waves - Study guides, Class notes & Summaries

NHA PCT –REVIEW EXAM 2024 WITH 100% CORRECT ANSWERS Which of the following abnormalities is associated with large U waves on the EKG - correct answer A decreased potassium level cause U waves to become visible on the EKKG A patient care technician is assigned to perform hourly, point-of-care testing for a patient who has diabetes mellitus. Which of the following actions should the technician take? - correct answer Use the facility's glucometer to perform the glucose tests on the patie...

m   1. Which of the following is the mRNA start codon in most cases? A. UAA B. AGU C. AUG D. UGA 2. Which of the types of RNA is the smallest? A. mRNA B. tRNA C. rRNA D. 3. Which of the following is not considered a pyrimidine? A. C B. T C. U D. G 4. Which of the following is paired correctly? A. A-G B. C-G C. A-U D. G-T 5. Which of the following characterizes a Western blot? A. Antibody/protein hybridization B. DNA/RNA combination C. RNA ...

5 lead electrode placement - go in intercostal space! *Smoke over fire, snow over grass, and brown in middle!* 6 steps of rhythm strip analysis - 1. determine if regular or irregular 2. calculate rate 3. evaluate the p & QRS waves 4. measure the PR interval 5. measure the QRS 6. interpret rhythm A-Fib etiology - - Advanced age - MI - CAD - Valvular disease - Congenital heart defects - Hyperthyroidism - Stimulant medication abuse A-Fib s/sx - u-"F" fibrillatory waves -Ø discern...

1. The nurse observes ventricular fibrillation on telemetry and, on entering the client's bathroom, finds the client unconscious on the floor. Which interven- tion should the nurse implement first? A. Administer an antidysrhythmic medication. B. Start cardiopulmonary resuscitation. C. Defibrillate the client at 200 J. D. Assess the client's pulse oximetry. ANS : B. Start cardiopulmonary resuscitation. Rationale: Ventricular fibrillation is a life-threatening dysrhythmia, and CPR should...

Hypocalcemia - Deficits of Calcium cause Increased Neuromuscular Excitability. S/S: Trousseau's Chvostek Sign Diarrhea Circumoral Tingling Hyperactive Reflex Muscle twitching Dysrhythmias ECG abnormalities Decreased HF Decreased BP Anxiety, Irritability HyperCalcemia - Moans, Groans & Stones Constipation Bone Pain Stones - Renal Calculi Decreased DTR Severe Muscle weakness Cardiac Arrest: Increased HR then Decreased ECG Abnormalities: Heart Block, Short ST segments N/V ...

CPCT/A PATIENT CARE EXAM 2024 WITH 100% ACCURATE ANSWERS which of the following abnormalities is associated with large U waves on the EKG? - correct answer Decreased potassium level a cpct is preparing to transfer a nonambulatory patient from a bed to a wheelchair. Which of the following steps should the cpct take? - correct answer Locking the wheels of the wheelchair and bed A cpct is caring for a new patient. Which of the following statements made by the patient indicates a need for ...

Which client is at risk for the development of a potassium level of 5.5 mEq/L (5.5 mmol/L)? 1. The client with colitis 2. The client with Cushing's syndrome 3. The client who has been overusing laxatives 4. The client who has sustained a traumatic burn - ️️4. The client who has sustained a traumatic burn The normal potassium level is 3.5 to 5.0 mEq/L (3.5 to 5.0 mmol/L). A serum potassium level higher than 5.0 mEq/L (5.0 mmol/L) indicates hyperkalemia. Clients who experience cellul...

LATEST 2024 Prophecy General ICU RN A V1, V2 &V3 Distinction Level Assignment 100% ACCURATE GUARANTEED PASS What is cardiac tamponade? Fluid in the pericardial sac causing decreasing preload. This decreases SV and ultimately CO. Effects of Hyper/Hypokalemia and calcemia on EKG Hypokalemia causes U waves Hyperkalemia causes peaked T waves Normal BP? 90-120/60-80 Normal HR? 60-100 bpm Normal CO? 4-8 L/min Normal SVR? 800-1,200 dynes/seconds Normal PVR? 37-250 dynes/sec/cm5 Norm...

Fluids And Electrolytes Part 2 Complete Set Exam Questions And Revised Correct Answers Hypokalemia is when Serum potassium is less than.... 3.5 mEq/L What are the causes of hypokalemia Diarrhea Vomiting Gastric suction Bulimia Diuretics Hypokalemia can lead to dead through what activity? cardiac and respiratory arrest What does the ECG look like for hypokalemia flat T waves and prominent u waves Clinical manifestations of hypokalemia Fatigue Anorexia N/V Muscle weakens Decrea...

ACLS Final Exam ( Updated 2024 ) Complete Questions & Answers (Solved) 100% Correct 1. A patient experiences cardiac arrest, and the resuscitation team initiates ventilations using a bag-valve-mask (BVM) resuscitator. The development ofwhich condition during the provision of care would lead the team to suspectthat improper BVM technique is being used? Select the correct answer to this question. Rib fracture Esophageal injury Pneumothorax Hypertension Answer: Pneumothorax 2. 1 A mem...