1. What is the heart rate? (noted by QRS) 70 2. Is the rate regular? (are the R waves occurring regularly?) yes 3. Is there a P wave for every QRS? (do they look the same?) yes 4. What is the QRS interval? (is the complex really skinny or really wide?) 5. What is the Rhythm? 6. What intervention? 6 second strip method is the quickest and easiest way to count the rate. Strip must be 6 seconds long. Quick Questions: 1. What is the intrinsic rate of the SA node? 60 -100 beats 2. What wav...

Study Guide Exam #1 Ch 1 Ch 2 Ch 3 Ch 7 Pacemaker cells Atrial Kick ○ Atria contracts and force the remaining atrial blood into the ventricles.)30% of CO) SA node rate: 60-100; AV node rate: 40-60; Bundle of His: Rate 20-40 Three-Lead monitoring system (Limb Lead) ○ Best for monitoring atrial rhythms. ○ RA, LA, LL (left abdominal area) Five lead monitoring system ○ Placed below the clavicles, the right and left ABD below the umbilicus. Chest lead is placed “selected lead...

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NR 340 Critical Care Exam 3 Guide Neuro Basics · Brain metabolism o Soul source of energy for the brain is glucose. Brain needs glucose to function. Brain cannot store it, but needs a constant supply. If glucose levels start to fall you will some changed. o Cerebral glucose < 70 mg/dL = confusion o Cerebral glucose < 20 mg/dL = damage · Cerebral blood flow · Autoregulation o Changes in pressure o Changes in CO2 ▪ Alters cerebral blood volume with change in blood vessel ...

NR 324 FINAL EXAM REVIEW 1. Types of Traction Skin: Weights attached to patient’s skin to decrease muscle spams and immobilize the extremity before surgery. Ex Bryant traction (for hip dysplasia in children) and Buck ‘s traction for hip fracture in adult patients). Skeletal: Screws are inserted into bone. Used for long bone fractures such as femur, tibia, fibula, humerus, ulna, radius, metacarpals, phalanges and metatarsals. Halo: used for cervical bone fractures. Nurse should make sure ...