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2. The Transport System
2. The Transport System

... tries to flow back as pressure in ventricles falls, so they close, DUB sound)  Heart again in diastole (blood continues to drain from pulmonary vains through atrium into ventricle…) Following each phase of contraction, the atria and ventricles relax in order to return to a condition in which they c ...
Cardivascular reactivity to earthquake Reaktivitas
Cardivascular reactivity to earthquake Reaktivitas

... reported either increased for short-term period13 or did not change significantly.14 Factors associated with increased blood pressure due to earthquake were age, body mass index10, and gender.14 For heart rate reactivity, the influenced factors were financial loss, distance from relatives/ friends, ...
Congestive Heart Failure in Dogs
Congestive Heart Failure in Dogs

... Heart failure (or “congestive heart failure”) is a term used in veterinary medicine to describe the heart’s inability to pump enough blood throughout the body to keep the circulatory system from “backing up.” Not only does this lead to a condition whereby fluid accumulates upstream of the failing ch ...
the role of the general practitioner in the prevention and
the role of the general practitioner in the prevention and

... Aspirin  The first evidence for the benefits of Aspirin was in 1974. Aspirin decreases mortality when given in acute myocardial infarction, unstable angina, and is indicated for long term secondary prevention of cardio-vascular disease.  Aspirin use in primary prevention is most beneficial in hig ...
Signature Assignment, Action Potential Graphing, Biology 232
Signature Assignment, Action Potential Graphing, Biology 232

... Recall from BI231 that Na+ and K+ are critical for action potential formation in neurons. This is also true in the formation of action potentials in cardiac autorhythmic (pacemaker) and contractile cells. In addition, in cardiac autorhythmic and contractile cells Ca2+ is also required for the action ...
BP and CVP - Dr Magrann
BP and CVP - Dr Magrann

... subject conducts a maximal, forced expiration against a closed glottis and holding this for at least 10 seconds. pressure compresses the vessels within the chest. Aortic compression results in a transient rise in aortic pressure (Phase I), which causes a reflex bradycardia due to baroreceptor activa ...
4D Trial (Statin in Dialysis)
4D Trial (Statin in Dialysis)

... Adverse Event ...
Cardiovascular System
Cardiovascular System

... valve entering the right ventricle The right ventricle contracts, the tricuspid valve closes, blood moves through pulmonary valve into pulmonary arteries towards the lungs. Gas exchange occurs in the lungs and the blood returns to the heart through the pulmonary veins to the left atrium. The left at ...
Answers to the right can be used more than once
Answers to the right can be used more than once

... a. ________________________ average adult heartbeat in beats per minute (BPM) b. ________________________ valve found between right atrium and right ventricle. c. ________________________ upper chambers of the heart d. ________________________ lower chambers of the heart e. ________________________ ...
Anti-toll like receptor 4 (TLR4) therapy diminishes cardiac
Anti-toll like receptor 4 (TLR4) therapy diminishes cardiac

... Wistar [5]. Nevertheless, there is no direct evidence showing the role of TLR4 and TLR4-dependent signaling pathways in hypertensionassociated cardiac remodeling, which is the aim of this study. Male adult SHR (21-week-old) and age-matched Wistar rats were studied after a period of 15-day treatment ...
High Blood Pressure
High Blood Pressure

... For most people, the goal is to reduce the blood pressure to less than 140/90. If you have diabetes or kidney disease, the goal is less than 130/80 mm Hg.If your blood pressure is above normal (prehypertension), you may be able to bring it down to a normal level without medicine. Weight loss, change ...
CHF from HTN
CHF from HTN

... much less because she comes home very tired and short of breath. When visiting her daughter on a cold December day, she climbed the stairs to the second floor when she began to experience chest discomfort. At first she attributed her discomfort to her usual exertional dyspnea. She sat at the stairs ...
Stress Echocardiogram Consent Form
Stress Echocardiogram Consent Form

... Some of the more serious risks of this procedure are: 1 in 1,000 people  Abnormal heart beat  Development of fluid in the lungs. You may need medication to treat this  Chest pain. This is treated with medication. 1 in 2,500 people  Heart attack 1 in 10,000 people  Death. The danger is greater i ...
Circulatory System
Circulatory System

... through many tubes called arteries and veins, which together are called blood vessels. These blood vessels are attached to the heart. The blood vessels that carry blood away from the heart are called arteries. The ones that carry blood back to the heart are called veins. The movement of the blood th ...
Anesthesia-Monitoring Equipment
Anesthesia-Monitoring Equipment

... diastolic and mean arterial blood pressures are reported. Poor pulse signals from poor flow, small arteries, movement or shivering will interfere with accuracy of these devices.  Normal systolic pressure in the dog and cat is approx 120 mmHg (range 80-140); normal diastolic pressure is 80 mmHg (60- ...
Heart Failure
Heart Failure

... causing fluid extravasation and consequent edema, primarily in dependent tissues (feet and ankles of ambulatory patients) and abdominal viscera. The liver is affected most, but the stomach and intestine also become congested; fluid accumulation in the peritoneal cavity (ascites) can occur. RV failur ...
Animal Anatomy and Physiology Review
Animal Anatomy and Physiology Review

... A. Proteins, fats and carbohydrates are classified as macromolecules because they must be consumed in large amounts every day. B. The four components of digestion are ingestion, digestion, absorption and egestion. C. Most chemical digestion in humans occurs in the mouth and the stomach. D. The vili ...
Big Picture 1. The lungs bring oxygen into the body when you breath
Big Picture 1. The lungs bring oxygen into the body when you breath

... Coronary arteries supply blood to the heart muscle. Like all other tissues in the body, the heart muscle needs oxygen-rich blood to function. Also, oxygen-depleted blood must be carried away. The coronary arteries wrap around the outside of the heart. Small branches dive into the heart muscle to bri ...
Transthoracic echocardiography for the evaluation of pulmonary
Transthoracic echocardiography for the evaluation of pulmonary

... pressure (PAP) * 25 mmHg at rest (cardiac catheterization value) with normal left ventricular filling pressures (mean pulmonary wedge pressure ) 15 mmHg).1 PAH is a rare form of pulmonary hypertension (PH). PH is frequent in patients with left heart disease, obstructive pulmonary disease, pulmonary ...
Staying Alive Powerpoint
Staying Alive Powerpoint

... your heart beats faster and you ...
Heart failure and anaesthesia
Heart failure and anaesthesia

... with an ejection fraction of less than 40% are considered to have systolic failure and those with an ejection fraction of less than 30% have severe disease. Cardiac catheterisation: May be performed if significant coronary or valvular heart disease is suspected as the cause of heart failure. Optimis ...
Congestive Heart Failure - The Ontario Chapter of the
Congestive Heart Failure - The Ontario Chapter of the

... Modest reduction in cardiovascular mortality and hospitalization ...
Cardiology Revision 2014
Cardiology Revision 2014

... 63 yr old hypertensive lady Has had on and off palpitations for months This morning noticed palpitations Later developed slurred speech with weakness on the right side ...
Monitoring the indirect Blood flow through
Monitoring the indirect Blood flow through

... induction method, when an electric conductor is moved through a magnetic field a voltage is induced in the conductor which is proportional to the velocity of its motion. The method is applied where the moving conductor is not a wire, but a conductive fluid which flows through the brachial artery loc ...
Heart Failure
Heart Failure

... Heart failure is a progressive disorder in which damage to the heart causes weakening of the cardiovascular system. It is when the heart is no longer able to pump enough blood to sustain the body’s metabolic needs. ...
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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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