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the incredible cardiovascular system
the incredible cardiovascular system

Sudden Death in Young Athletes (3.20.11)
Sudden Death in Young Athletes (3.20.11)

... athletic activities. The vast majority of these patients live normal lives, but severe cases may place them at increased risk under certain circumstances. That’s a partial list of the major common causes. What is more important is to know how doctors may sort out whether a youthful athlete may be at ...
Lab. No 12
Lab. No 12

... VI. Determine which five of the following statements are false, and briefly explain why. 1. The blood supply to the myocardium is the coronary circulation; everything else is called the systemic circuit. 2. There are no valves at the point where venous blood flows into the atria. 3. No blood can en ...
The cardiovascular system and its response to exercise
The cardiovascular system and its response to exercise

... Oxygenated blood has more oxygen and is found in the arteries (except in the pulmonary artery). Deoxygenated blood has less oxygen and is found in the veins (except in the pulmonary vein.) ...
Cardiovasular System notes fill
Cardiovasular System notes fill

...  Leads to hypertension, heart attack, & stroke 2. ___________________________  Valves in the veins become weak leading to abnormal dilations in the superficial veins 3. ________________  Inflammation of a vein  Very serious because it can lead to blood clots (thrombosis) and death IV. Circulatio ...
Ventricular Septal Defects in Dogs
Ventricular Septal Defects in Dogs

... If a VSD is small, then the correspondingly small amount of blood shunting through it may not cause a problem. If it is large, however, then the large volume of blood passing from the left ventricle to the right ventricle puts a strain on the circuit of the heart and lungs. Although it is somewhat c ...
retinopathy - CSSSPNQL.com
retinopathy - CSSSPNQL.com

... accelerating premature aging of the arteries (hardening of arteries) and the process of atherosclerosis, i.e., the thickening of the artery walls and the buildup of plaque inside them. Damage to the blood vessels of the heart is the leading cause of morbidity and mortality in persons with diabetes. ...
7,8-Arterial blood pressure and its regulation
7,8-Arterial blood pressure and its regulation

... Length does not change, and viscosity rarely changes enough to have a significant effect on resistance. There for small changes in arteriolar radius can cause large changes in blood flow. ...
Cardiovascular System
Cardiovascular System

... 6. Which parts of the heart carry blood that is low in oxygen? 7. Which parts of the heart carry blood that is high in oxygen? 8. Which veins carry blood high in oxygen? 9. Which arteries carry blood that is low in oxygen? 10.What diagnostic test may be performed to detect abnormal electrical activi ...
Ventricular Tachyarrhythmia
Ventricular Tachyarrhythmia

... class IC agents, sotalol, or amiodarone can be effective. However, class IC agents should be avoided in patients with structural heart disease, especially those with coronary artery disease because of the increased mortality associated with these drugs caused by proarrhythmia. ...
CVS, Respiratory System
CVS, Respiratory System

... VEINS: ...
Inserire Titolo - Ready to teach
Inserire Titolo - Ready to teach

... and registers two numbers. The first number, which is higher, is taken when the heart beats during the systole phase. The second number is taken when the heart relaxes during the diastole phase. A column of mercury rises and falls with the beat of the heart. The height of the column is measured in m ...
BLOOD PUMPS Harvard Apparatus Pulsatile Blood Pumps
BLOOD PUMPS Harvard Apparatus Pulsatile Blood Pumps

... polysulfone which is autoclavable. The standard models use acrylic which must be sterilized using ethylene oxide or other methods. This new material makes it much easier to maintain sterility. Harvard Apparatus now also offers a new control method for the blood pumps. Now the pump can be controlled ...
Ventricular Septal Defects in Cats
Ventricular Septal Defects in Cats

... A congenital heart condition may first be suspected following detection of a heart murmur during routine physical examination in a young cat. This is an abnormal “whooshing” sound associated with the normally crisp heart sounds, heard while listening to the heart with a stethoscope. The murmur is de ...
Heart Attack - are you at risk? - North Mississippi Medical Center
Heart Attack - are you at risk? - North Mississippi Medical Center

... Being male and over 45 or female and over 55. - About four out of five people who die of heart attacks are over 65. At older ages, women who have heart attacks are twice as likely as men to die from them within a few weeks. Family history of heart disease. - Children of parents with cardiovascular d ...
Unit 4 Antidysrhythmic and Antihypertensive Agents
Unit 4 Antidysrhythmic and Antihypertensive Agents

... ◦ Most commonly used: Hydrochlorothiazide ...
Circulatory System STUDY SHEET
Circulatory System STUDY SHEET

... 18. What does the Angular artery supply blood to? 19. Which blood cells are most numerous in the body? 20. What does the Inferior Labial artery supply blood to? 21. The superficial temporal artery is a continuation of what artery? 22. Where does the superficial temporal artery supplies blood to? 23 ...
Effect of omitting regular ACE inhibitor
Effect of omitting regular ACE inhibitor

... anaesthesia and in the early postoperative period. Patients who omitted their ACE inhibitors had greater mean arterial pressure during the study and required less vasopressors during CPB. However, these patients required more vasodilators to control hypertension after CPB and in the early postoperat ...
coronary heart disease
coronary heart disease

... thin, wire-mesh tubes which secure a passage through restricted blood vessels. Patients often experience rapid relief but stents do not prolong life. You will still have to take your medication. Your doctor can bridge narrowed blood vessels by heart surgery using arteries from your body or artificia ...
General plan of the mammalian circulatory system
General plan of the mammalian circulatory system

... At the arterial end of a capillary, liquid is forced out as tissue fluid which is similar to plasma in composition except its has no plasma proteins, platelets & RBCs. At the venous end, some fluid returns to blood while some enters lymph vessels which eventually join to a vein near the heart and t ...
Heart - Fulton County Schools
Heart - Fulton County Schools

... Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. ...
Slide 1
Slide 1

...  Are tiny blood vessels  Exchanges fluids, gases, and nutrients between the blood and body tissues • The heart pumps blood through the lungs where blood receives oxygen and releases carbon dioxide via exhaling • Heart’s four chambers made of cardiac muscle fibers  Right and left atria Receive bl ...
File
File

... (abnormal) • EMBOLUS – when the clot moves to another place. ...
Ventricular Septal Defect
Ventricular Septal Defect

... Cyanotic defects- from poor perfusion (lungs and body) • Tetrology of Fallot light blue & purple blood • Hypoplastic left heart lavender blood • Transposition of the greater vessels ...
German Measles
German Measles

... years until you developed AIDS – now - proper treatment - can live for more than 20 years after you have tested positive ...
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Antihypertensive drug



Antihypertensives are a class of drugs that are used to treat hypertension (high blood pressure). Antihypertensive therapy seeks to prevent the complications of high blood pressure, such as stroke and myocardial infarction. Evidence suggests that reduction of the blood pressure by 5 mmHg can decrease the risk of stroke by 34%, of ischaemic heart disease by 21%, and reduce the likelihood of dementia, heart failure, and mortality from cardiovascular disease. There are many classes of antihypertensives, which lower blood pressure by different means. Among the most important and most widely used drugs are thiazide diuretics, calcium channel blockers, ACE inhibitors, angiotensin II receptor antagonists (ARBs), and beta blockers.Which type of medication to use initially for hypertension has been the subject of several large studies and resulting national guidelines. The fundamental goal of treatment should be the prevention of the important endpoints of hypertension, such as heart attack, stroke and heart failure. Patient age, associated clinical conditions and end-organ damage also play a part in determining dosage and type of medication administered. The several classes of antihypertensives differ in side effect profiles, ability to prevent endpoints, and cost. The choice of more expensive agents, where cheaper ones would be equally effective, may have negative impacts on national healthcare budgets. As of 2009, the best available evidence favors the thiazide diuretics as the first-line treatment of choice for high blood pressure when drugs are necessary. Although clinical evidence shows calcium channel blockers and thiazide-type diuretics are preferred first-line treatments for most people (from both efficacy and cost points of view), an ACE inhibitor is recommended by NICE in the UK for those under 55 years old.
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