The Cardiovascular System
... The electrical signal then leaves the AV node and travels along a pathway called the bundle of His. From there, the signal travels into the right and left bundle branches. The signal spreads quickly across your heart's ventricles, causing them to contract and pump blood to your lungs and the rest of ...
... The electrical signal then leaves the AV node and travels along a pathway called the bundle of His. From there, the signal travels into the right and left bundle branches. The signal spreads quickly across your heart's ventricles, causing them to contract and pump blood to your lungs and the rest of ...
The Circulatory System - Virtual Medical Academy
... In the human, the circulatory system is formed of: 1-Cardiovascular system: consist of the heart, blood & blood vessels. 2- Lymphatic system: composed of lymphoid vessels, lymphoid organs& tissues. *It takes up excess tissue fluid (extra cellular fluid) & transports it to the blood stream. ...
... In the human, the circulatory system is formed of: 1-Cardiovascular system: consist of the heart, blood & blood vessels. 2- Lymphatic system: composed of lymphoid vessels, lymphoid organs& tissues. *It takes up excess tissue fluid (extra cellular fluid) & transports it to the blood stream. ...
Recommendations and Guidelines for Preoperative
... • What tests should be ordered? • When is a long-standing condition in satisfactory control, or should some additional study or medication be added prior to operation? • What are the risks of anesthesia and of the operation for the patient? The following collection of information from many sources i ...
... • What tests should be ordered? • When is a long-standing condition in satisfactory control, or should some additional study or medication be added prior to operation? • What are the risks of anesthesia and of the operation for the patient? The following collection of information from many sources i ...
UNIT 2: Internal geological agents
... valves to prevent blood from flowing in the wrong direction. -Capillaries: are tiny vessels that connect the arteries and veins; it is through the capillaries that nutrients and wastes are exchanged between the blood and tissues. Nutrients and oxygen flow from capillaries to the interstitial fluid ( ...
... valves to prevent blood from flowing in the wrong direction. -Capillaries: are tiny vessels that connect the arteries and veins; it is through the capillaries that nutrients and wastes are exchanged between the blood and tissues. Nutrients and oxygen flow from capillaries to the interstitial fluid ( ...
Anatomy and Physiology Unit 11 Test Review
... What hormones are involved in regulation of blood pressure and blood flow? Renin from kidneys, thyroxine from thyroid and epinephrine from adrenal cortex. What is hypertension? High blood pressure What is hypotension? Low blood pressure What is atherosclerosis? When a fatty plaque builds up on the w ...
... What hormones are involved in regulation of blood pressure and blood flow? Renin from kidneys, thyroxine from thyroid and epinephrine from adrenal cortex. What is hypertension? High blood pressure What is hypotension? Low blood pressure What is atherosclerosis? When a fatty plaque builds up on the w ...
Heart As An Endocrine Organ
... In retrospect it can be seen that electron microscopical studies had hinted for a secretory, perhaps endocrine, role for the heart as early as the 1950s and 1960s. The Canadian scientist Adolfo de Bold, however, is the real discoverer of the endocrine heart. He found in the early 1980s that injectio ...
... In retrospect it can be seen that electron microscopical studies had hinted for a secretory, perhaps endocrine, role for the heart as early as the 1950s and 1960s. The Canadian scientist Adolfo de Bold, however, is the real discoverer of the endocrine heart. He found in the early 1980s that injectio ...
Anatomy of the Cardiovascular system Notes
... – Cuspid valves – between cavities (atria and ventricles) • Bicuspid (mitral) valve - left cavities. Valve has 2 cusps or leaflets. Also called the left atrioventricular valve. ...
... – Cuspid valves – between cavities (atria and ventricles) • Bicuspid (mitral) valve - left cavities. Valve has 2 cusps or leaflets. Also called the left atrioventricular valve. ...
Case Series: Recombinant factor VIIa utilized in successful
... crystalloids followed by packed red blood cells. If further resuscitation is needed then both plasma ...
... crystalloids followed by packed red blood cells. If further resuscitation is needed then both plasma ...
Balloon Inflation
... • The balloon remains inflated throughout the diastolic phase • Deflation of the balloon should take place at the onset of systole during the IVC phase • The left ventricle has to generate a pressure greater than the AEDP to achieve ejection • The sudden evacuation of the 40cc volume will cause a fa ...
... • The balloon remains inflated throughout the diastolic phase • Deflation of the balloon should take place at the onset of systole during the IVC phase • The left ventricle has to generate a pressure greater than the AEDP to achieve ejection • The sudden evacuation of the 40cc volume will cause a fa ...
ventricular fibrillation in acute myocardial infarction
... countries because its first expression is at the same time the last one. Ventricle tachycardia, the monomorphous and the polymorphous ones, and ventricular fibrillation are rhythm disorders that are most frequently associated with the phenomenon of sudden cardiac death. Ventricular fibrillation is t ...
... countries because its first expression is at the same time the last one. Ventricle tachycardia, the monomorphous and the polymorphous ones, and ventricular fibrillation are rhythm disorders that are most frequently associated with the phenomenon of sudden cardiac death. Ventricular fibrillation is t ...
1- Functional anatomy and mechanical properties of heart
... sarcomere results from the interdigitation of the actin and myosin molecules. Adenosine triphosphate (ATP) provides the energy for contraction. Mechanical properties of the heart : Most important function of the heart is to push blood to different parts of the body by its contraction, this contract ...
... sarcomere results from the interdigitation of the actin and myosin molecules. Adenosine triphosphate (ATP) provides the energy for contraction. Mechanical properties of the heart : Most important function of the heart is to push blood to different parts of the body by its contraction, this contract ...
Pulmonary Arterial Hypertension - Coram CVS Specialty Infusion
... Fortunately, there are treatments available that can improve length and, importantly, quality of life. Early diagnosis and intervention are extremely important for PAH patients. Unfortunately, since the initial symptoms mimic other disease states, it often takes years before a PAH diagnosis is obtai ...
... Fortunately, there are treatments available that can improve length and, importantly, quality of life. Early diagnosis and intervention are extremely important for PAH patients. Unfortunately, since the initial symptoms mimic other disease states, it often takes years before a PAH diagnosis is obtai ...
01. CVS,angina, MI & HTN. 2010
... patient may (1) enjoy normal longevity and die of unrelated causes, (2) develop progressive IHD owing to the effects of hypertension in potentiating coronary atherosclerosis, (3) suffer progressive renal damage or cerebrovascular stroke, (4) experience progressive heart failure. ...
... patient may (1) enjoy normal longevity and die of unrelated causes, (2) develop progressive IHD owing to the effects of hypertension in potentiating coronary atherosclerosis, (3) suffer progressive renal damage or cerebrovascular stroke, (4) experience progressive heart failure. ...
Heart failure is a condition in which the heart can no longer pump
... rest of the body. Heart failure is a long-term (chronic) condition, but it can sometimes develop suddenly. The condition may affect only the right side or only the left side of the heart. These are called right-sided heart failure or left-sided heart failure. More often, both sides of the heart are ...
... rest of the body. Heart failure is a long-term (chronic) condition, but it can sometimes develop suddenly. The condition may affect only the right side or only the left side of the heart. These are called right-sided heart failure or left-sided heart failure. More often, both sides of the heart are ...
right atrial thrombus, aortic regurgitation, coronary artery stenosis
... cytokines, and growth factors with subsequent smooth muscle wall proliferation and plaque formation and leading to vessel occlusion and local ischemia and CAD. Another aspect of this syndrome related to valvar involvement as observed in our patient. A specific noninfectious, inflammatory endocarditi ...
... cytokines, and growth factors with subsequent smooth muscle wall proliferation and plaque formation and leading to vessel occlusion and local ischemia and CAD. Another aspect of this syndrome related to valvar involvement as observed in our patient. A specific noninfectious, inflammatory endocarditi ...
A1984RY18900001
... 1970 3 and were supported almost simultaneously by a British study, 4 a n d confirmed by a similarly conducted study reported from Cornell University in 1973.5 “The demonstration that the quantity of myocardial necrosis is central to the production of cardiogenic shock has led to a great deal of stu ...
... 1970 3 and were supported almost simultaneously by a British study, 4 a n d confirmed by a similarly conducted study reported from Cornell University in 1973.5 “The demonstration that the quantity of myocardial necrosis is central to the production of cardiogenic shock has led to a great deal of stu ...
Acquired, Drug-Induced Long QT Syndrome
... electrocardiogram (EKG or ECG). In LQTS, the abnormal function of one or more ion channels prolongs the repolarization process and the QT interval. This predisposes patients to cardiac arrhythmias. What is the QT interval? The QT interval represents the time from the electrical stimulation (depolari ...
... electrocardiogram (EKG or ECG). In LQTS, the abnormal function of one or more ion channels prolongs the repolarization process and the QT interval. This predisposes patients to cardiac arrhythmias. What is the QT interval? The QT interval represents the time from the electrical stimulation (depolari ...
Junctional Ectopic Tachycardia Guideline
... Dorman BH, et al. Magnesium supplementation in the prevention of arrhythmias in pediatric patients undergoing surgery for congenital heart defects. Am H J 2000; 139:522-8. Grosse-Wortmann, L., et al., Prevalence of and risk factors for peri-operative arrhythmias in neonates and children after cardio ...
... Dorman BH, et al. Magnesium supplementation in the prevention of arrhythmias in pediatric patients undergoing surgery for congenital heart defects. Am H J 2000; 139:522-8. Grosse-Wortmann, L., et al., Prevalence of and risk factors for peri-operative arrhythmias in neonates and children after cardio ...
Left ventricular dysfunction in patients with human
... 13 m/s38. In a multicenter HIV-heart study39, asymptomatic patients with HIV infection underwent an echocardiography, and they were found to have an E/A ratio 34.6% lower than normal, and an isovolumic relaxation time 19.7% higher than normal compared to healthy adults. Patients with very advanced o ...
... 13 m/s38. In a multicenter HIV-heart study39, asymptomatic patients with HIV infection underwent an echocardiography, and they were found to have an E/A ratio 34.6% lower than normal, and an isovolumic relaxation time 19.7% higher than normal compared to healthy adults. Patients with very advanced o ...
From Frank-Starling relationships to ventriculo
... determinations of Emax unreliable. This latter problem can be overcome by measuring pressure-volume loops at several levels of preload [7, 8], but bedside manipulations of venous return are too invasive to be ethically acceptable. In addition, when applied to intact beings, changes in venous return ...
... determinations of Emax unreliable. This latter problem can be overcome by measuring pressure-volume loops at several levels of preload [7, 8], but bedside manipulations of venous return are too invasive to be ethically acceptable. In addition, when applied to intact beings, changes in venous return ...
Advantages and Disadvantages of Beta- Adrenergic
... ably be considerably improved by once-daily dosage of antihypertensive drugs, which might be presented in a monthly pack. Thiazide diuretics may be administered on a once-daily basis, and there is now good evidence that most, if not all, beta-adrenergic blocking drugs may be administered once daily ...
... ably be considerably improved by once-daily dosage of antihypertensive drugs, which might be presented in a monthly pack. Thiazide diuretics may be administered on a once-daily basis, and there is now good evidence that most, if not all, beta-adrenergic blocking drugs may be administered once daily ...
What is a PCT - How do I train my students?
... Count number of small squares between r waves and divide that number into 1500 Most accurate method but can only be used for regular rhythms. Method 3 – 6 Second Method Count the number of complete complexes in a 6 second strip and multiply by 10. Can be used for irregular rhythms. ...
... Count number of small squares between r waves and divide that number into 1500 Most accurate method but can only be used for regular rhythms. Method 3 – 6 Second Method Count the number of complete complexes in a 6 second strip and multiply by 10. Can be used for irregular rhythms. ...
What is a patient care tech? - WL Clarke Consulting
... Count number of small squares between r waves and divide that number into 1500 Most accurate method but can only be used for regular rhythms. Method 3 – 6 Second Method Count the number of complete complexes in a 6 second strip and multiply by 10. Can be used for irregular rhythms. ...
... Count number of small squares between r waves and divide that number into 1500 Most accurate method but can only be used for regular rhythms. Method 3 – 6 Second Method Count the number of complete complexes in a 6 second strip and multiply by 10. Can be used for irregular rhythms. ...