Pace maker - Study guides, Class notes & Summaries

Sinus Arrhythmia - ️️Rate: increases on inspiration, decreases on expiration Rhythm: *Always has irregular rhythm* P waves?: yes PR interval: normal QRS: normal Significance: usually a normal finding and usually is *not treated* Sinus Tachycardia - ️️Rate is >100/min (usually below 160) Rhythm is regular P wave present PR interval: normal 0.12-0.20 QRS complex:normal 0.6-0.10 Interpretation: correct the underlying cause, adminster beta blockers or calcium channel blockers....

T or F: Potassium ions are at high concentrations inside of cells, including neurons - ANSWER-True The action potential is a result of: - ANSWER-the movement of ions The post-synaptic cell can be: - ANSWER-in glands, muscle cells and neurons Th resting potential of a neuron is - ANSWER--60mV T or F: The cell body refers to the part of the neurons that begin at the dendrites and extend to the axon terminal - ANSWER-false T or F: Voltage gated ion channels open when a protein binds ...

Pace Maker of the Heart - ANSWERThe Sino Atrial node is also known as the 100/60 -138/89 - ANSWERNormal BP range is -0.1 eV for each box in the vertical direction -typically there are 10 boxes in the vertical direction for QRS complexes, adding up to 1.0 eV - ANSWERThe vertical lines in each of the boxes indicate: Coreg and epinephrine - ANSWERWhat medication can change Atrial fibrillation to a sinus rhythm? 140-250 bpm - ANSWERWhat is the heart rate with a SVT? -Stimulate the sy...

We want the sinus node pacing the heart. Depolarization- _______ Repolarization- ________ and refilling correct answers Contraction; relaxing At rest there is a _____ charge inside the cell and a positive charge outside the cell Na+ is most plentiful ______ the cell and K+ is most plentiful inside the cell. When the muscle depolarizes Na rushes ___ and K rushes ___ in a wave pattern correct answers negative; outside; in; out For a cell to depolarize it must be ______ stimulate...

Pace Maker of the Heart - ANSWERThe Sino Atrial node is also known as the 100/60 -138/89 - ANSWERNormal BP range is -0.1 eV for each box in the vertical direction -typically there are 10 boxes in the vertical direction for QRS complexes, adding up to 1.0 eV - ANSWERThe vertical lines in each of the boxes indicate: Coreg and epinephrine - ANSWERWhat medication can change Atrial fibrillation to a sinus rhythm? 140-250 bpm - ANSWERWhat is the heart rate with a SVT? -Stimulate the sy...

HSC 3537 Final Exam - Questions and Answers (Complete Solutions) The valve located between the left atrium and ventricle is the: bicuspid pulmonary semilunar tricuspid The Pace-Maker is found in the right atria and is also called the: V-A Node A-V Node A-S Node S-A Node The blood vessel that carries blood containing oxygen and nutrients away from the heart to the body tissues (except the lungs) is the: duct venule aorta vein The combining forms angi/o- and vaso- all mean: vein valve heart ves...

Telemetry Exam 100% accurate!! Pace Maker of the Heart - ANSWERThe Sino Atrial node is also known as the 100/60 -138/89 - ANSWERNormal BP range is -0.1 eV for each box in the vertical direction -typically there are 10 boxes in the vertical direction for QRS complexes, adding up to 1.0 eV - ANSWERThe vertical lines in each of the boxes indicate: Coreg and epinephrine - ANSWERWhat medication can change Atrial fibrillation to a sinus rhythm? 140-250 bpm - ANSWERWhat is the heart ra...

Critical Care Exam 1(Dysrhythmias, ABG's, Hemodynamics, Respiratory) with Complete SolutionsCritical Care Exam 1(Dysrhythmias, ABG's, Hemodynamics, Respiratory) with Complete SolutionsCritical Care Exam 1(Dysrhythmias, ABG's, Hemodynamics, Respiratory) with Complete SolutionsCritical Care Exam 1(Dysrhythmias, ABG's, Hemodynamics, Respiratory) with Complete Solutions P wave - ANSWER-Depolarization of the atria PR interval - ANSWER--Normal is 0.12 to 0.2 seconds - onset of atrial depola...

How much does the heart weigh? - 300 g Where is the PMI? - Mid-clavicular, 5th intercostal space What does PMI stand for? - point of maximal impulse S1 - Systole, ventricle is contracting, Mitral and Tricuspid Closing, Heard best at the Apex S2 - Diastole, ventricle is filling/perfusing, Aortic and Pulmonic, Head best at the base When are the coronary arteries perfused? - Diastole Why are the coronary arteries perfused during diastole? - During diastole because the ventricle is filling. ...

Critical Care Exam 1 Questions and Answers 100% Pass P wave - Correct Answer ️️ -Depolarization of the atria PR interval - Correct Answer ️️ --Normal is 0.12 to 0.2 seconds - onset of atrial depolarization until onset of ventricular polarization QRS complex - Correct Answer ️️ --Normal is 0.06 to 0.11 seconds -Ventricular depolarization -systole T wave - Correct Answer ️️ --appears after QRS complex - Ventricular repolarization -Spiked T-wave occurs with hyperkalemia U...