The body attempts to maintain homeostasis of a resting blood pressure through negative feedback. When an individual is at rest‚ this results in a decreased demand on their bodies respiratory and cardiovascular system (Martini‚ Ober‚ & Nath‚ 2015). Therefore‚ the individual’s blood pressure is maintained by central regulation. Central regulation consists of the cardiovascular system‚ assistance with the neural and endocrine system via the release of hormone regulators. This form of regulation incorporates
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BP-190/88‚ T-98.7‚ Pulse-87‚ Respirations- 22 Nursing Diagnosis #1 - Decreased cardiac output related to peripheral vascular resistance secondary to hypertension as evidenced by BP-190/88 Short term goal: After 6 hours‚ the client will have no elevation in blood pressure above normal limits and will maintain blood pressure within acceptable limits. Long term goal: After 5 days the client will maintain adequate cardiac output and cardiac index. Interventions: 1) Monitor BP every 1-2 hours. 2) Note prescence
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Explain the cause of the compensations for chronic heart failure. Insufficient cardiac output causes compensatory mechanisms work to improve cardiac output. They include‚ sympathetic nervous system stimulation‚ Renin=angiotensin system activation‚ other chemical responses‚ and myocardial hypertrophy. 3. Describe the manifestations and effects of right-sided and left-sided heart failure. Left Side: Decreased cardiac output-Fatigue‚ weakness‚ Oliguria during the day and nocturia at night‚ angina‚ confusion
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resistance to flow in a tube‚ the greater the flow for any given pressure difference are correct. 2. Which of the following is not an effect of sympathetic stimulation of the heart?(2.0 Score ) A.It increases the amount of calcium ion entering cardiac cells. B.It decreases the duration of systole. C.It decreases the slope of the pacemaker potential. D.It increases heart rate. E.It increases the rate of cross-bridge cycling in ventricular cells. 3. Which of the following statements concerning
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thus blood pressure is higher 2. Cardiac
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Oxygen Supply and Demand Analysis Oxygen Supply To determine Mr. Stewart’s overall oxygen supply‚ we assessed his cardiac output and arterial oxygen content. Each of these components contribute to oxygen supply and will be discussed in more detail below. Cardiac Output Cardiac output is the amount of blood ejected from the heart in one minute and is calculated by multiplying stroke volume and heart rate (Gillespie‚ 2012b). Stroke volume is influenced by preload‚ afterload‚ and contractility. Preload
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A patient with a C7 spinal cord injury states he must hve the flu because he has a bad headache and nausea. The initial action of the nurse is to check the patient’s temperature. take the patient’s blood pressure. elevate the head of the bed to 90 degrees. call the physician. The priority nursing intervention for a patient with facial trauma is Administration of IV fluids at a rapid rate. Application of a dressing to control facial bleeding. Clearing the airway of blood and debris
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Failure: A Cardiovascular Condition Congestive Heart Failure is not a disease‚ but a condition in which the heart is unable to pump enough blood needed to meet the cardiac demands of the body and facilitate systemic circulation. Congestive Heart Failure can be right or left-sided‚ and is mainly a fluid issue‚ in which there is a decreased amount of blood to the kidneys. In children‚ CHF can be long term and is most common in infants; it can also result from heart failure where ventricle contractility
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bronchospasm. 4. Avoid cardiac and respiratory arrest. Expected Outcomes 5. Removing the causative antigen. 6. Restore vascular tone 7. Reverse histamine induced bronchospasm. 8. Avoid cardiac and respiratory arrest. Nursing Diagnosis 1. Impaired gas exchange related to shortness of breath. 2. Decreased cardiac output related to vasodilation. Nursing Diagnosis 3. Impaired gas exchange related to shortness of breath. 4. Decreased cardiac output related to vasodilation
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wall consists of mesothelium and connective tissue. A) Epicardium B) Myocardium C) Endocardium D) Fibrous pericardium E) None of the answer selections are correct Page 1 BIO 169 Ch. 20 S.G. 7. Which layer of the heart wall consists of cardiac muscle tissue? A) Epicardium B) Pericardium C) Myocardium D) Endocardium E) Hypocardium 8. This pouch-like structure increases the total filling capacity of the atrium. A) Ventricle B) Coronary sulcus C) Fossa ovalis D) Interatrial septum
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