Analyze this VVI pacemaker strip. Identify any underlying rhythm and how the pacemaker is functioning. This rhythm strip shows atrial fibrillation with... WI pacing with intermittent failure to sense WI pacing with intermittent failure to capture Normal VVI pacemaker function WI pacing with intermittent failure to sense and failure to capture WI pacing with oversensing
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- Analyze this rhythm strip and identify the rhythm/dysrhythmia. Sinus rhythm with bundle branch block Second-degree AV block type II Second-degree AV block type ! Sinus rhythm with first-degree AV block Third-degree AV block 2:1 second-degree AV block SUBMIT INSTRUCTIONS If needed, select one of the above tools. بلس السل سلسالس السلسلةMatch the following situations with how you would adjust the sweep speed to display them properly on your spectral tracing. The patient has bradycardia Choose.increase/ decrease The patient has an arrhythmia that you would like to demonstrate Choose..increase/ decrease You want to demonstrate less beats on your tracing Choose.increase/ decrease You want to demonstrate more beats on your tracing Choose...increase/ decrease The patient has tachycardia Choose...increase/ decreaseBelow is the homeostatic reflex arc for heart rate and blood pressure. Please note that this homeostatic reflex begins once the activity has stopped to reset resting HR. Please match the following statements (on the left) to the appropriate steps in the pathway (on the right). You will use each match once. Heart rate slows Medulla oblongata 1. Stimulus 2. Receptor SA node (pacemaker) of heart 3. Integrating center Decreased CO2 waste products due to decreased oxygen consumption. 4. Effector 5. Response Baroréceptors that monitor stretch of aorta and how fast the heart is beating. 1
- https://www.youtube.com/watch?v=5EGD39ln5LM Describe the process of loading the hemacytometer, being more specific in how the sample should be loaded.In which of the following situations is calcium moving through a channel in the pacemaker membrane driven by concentration but against charge? O during the repolarization phase of the action potential, just before the channel closes O during the depolarization phase of the action potential, just after the channel opens O never O at all times that sodium is moving through the membrane O during the repolarization phase of the action potential, just after the channel opens O during the depolarization phase of the action potential, just before the channel closes O during the pacemaker potential, just before the funny channel closesF D H Let's review the electrical events that occur during a heartbeat. Match each phase of the ECG in the figure with its description. ▸ View Available Hint(s) Re
- From the experimental activity for PhysioEX Which of the following forms the (Y) axis of this graph Which of the following forms the (X) axis of this graph (A) Y - vessel length / X - flow rate (B) Y - flow rate / X - vessel length (C) Y - flow rate / X - peripheral resistance (D) Y - peripheral resistance / X - flow rateIn the nineteenth century, Poiseuille’s law was experimentally deduced byJ. L. M. Poiseuille, who was interested in understanding the flow of blood inhorses’ arteries.We nowknowthat Poiseuille’s lawis a poorway of modelingblood flow in arteries. In your own words, give at least three reasons whyPoiseuille’s lawis not appropriate for arterial blood flowmodeling, and brieflydiscuss why this is the case.https://www.youtube.com/watch?v=t0IngUYN2OA https://www.youtube.com/watch?v=pPxnIh_WTb8 1) Blood pressure is measured with a 2) What is the average normal blood pressure for adults? Label which number is the systolic pressure and which is the diastolic pressure. 3) Describe the exact location you should place the blood pressure cuff 4) Identify three positions of the patient to obtain a BP. 5) How is the blood pressure recorded? 6) Describe the three major factors that may affect blood pressure. 7) What problems can result from high blood pressure Or (HYPERTENSION)? 8) What problems can result from low blood pressure OR (HYPOTENSION)? 9) What IS the effect of exercise on BP? How does the body benefit from this change in BP during exercise? 10) How would the BP of an anxious patient visiting a doctor be different than if the patient is calm? 11) In atherosclerosis, plaque builds up inside the arteries. How would this affect BP? Is this an example of…
- Answer the following showing your work: a) If the attenuation coefficient of the heart muscle anm the distance at which the signal amplitude of a 2-MHz ultrasound beam will be reduced by half traveling through heart muscle. b) You have two transducers available, a 25-MHz transducer and a 3-MHz transducer. Which transducer should you use to perform an echocardiogram, and why (show your work)? = 0.185 (cm MHz)-, calculateFibrillation is abnormal, rapid contractions of different parts of the heartthat prevent the heart muscle from contracting as a single unit. Explainwhy atrial fibrillation does not immediately cause death but ventricularfibrillation does.The standard EKG consists of 10 sensors that record 12 leads of the heart’s electrical activity from different angles, allowing for a thorough three-dimensional interpretation of its activity. This is transmitted by the electrodes to the equipment to be interpreted and is used to diagnose cardiac medical conditions. In case of an abnormal EKG, the second step would be to use a Holter monitor. How would you explain how to perform an EKG (steps)? Where will you place the electrodes when performing and EKG? Why? What are the different lead types, connections, and placements? When you conclude an EKG, what are the different components that you need to observe and confirm before you disconnect the patient? Can you explain the difference between normal, abnormal, and artifacts? What is a Holter monitor? Under what circumstances would one be ordered for a patient? How do you use a Holter monitor? Educate a patient: What you will do before, during, and after an electrocardiogram or…