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The time between S1 and S2
The time between S1 and S2

... never changes with breathing. It's fairly normal in children and athletes. In other people, it can indicate a non-specific impairment of ventricular function - listen with the bell to determine which ventricle is making the sound (left side at the apex, right side at the xiphoid process). ...
physdx-II_test2notes
physdx-II_test2notes

... You may want to encourage a lifestyle to reduce stress to the heart. Recommend exercise and diet. May be more prone to suffer from fatigue. Subgroup three is not a good thing. There are symptoms and signs of mitral valve prolapse present, including chest pain, palpatations, or transient Ischemic epi ...
ANATOMY AND PHYSIOLOGY TEST: THE HEART
ANATOMY AND PHYSIOLOGY TEST: THE HEART

... ___ 15. interventricular septum ___ 16. right atrium ___ 17. aortic arch ...
The Heart - Cloudfront.net
The Heart - Cloudfront.net

... oxygen-poor – sends to lungs to oxygenate  Its left side receives oxygenated blood from lung, sends to rest of body ...
Cardiac Pathophysiology
Cardiac Pathophysiology

... • The heart as a pump is insufficient to meet the metabolic requirements of tissues. • Can be due to: – dysfunction of the left ventricle – dysfunction of the right ventricle – or due to inadequate perfusion despite normal or elevated cardiac output ...
PowerPoint **
PowerPoint **

... Papillary muscle repolarization ...
Heart Failure Handout
Heart Failure Handout

... entering the heart during diastole (end diastole volume) the greater the volume of blood ejected during systolic contraction (stroke volume) Normal physiological changes  Ventricular dilation  Myocyte hypertrophy  Increased ANP secretion  Sympathetic stimulation  Peripheral vasoconstriction Com ...
Murmurs: Need to look for - Ipswich-Year2-Med-PBL-Gp-2
Murmurs: Need to look for - Ipswich-Year2-Med-PBL-Gp-2

... Timing/sound/other features Mid-systolic ejection murmur; in late stages may have a S4 and/or quiet/missing S2 Normal S1; briefly quiet systole; mid-systolic click (valve prolapsed); sometimes a brief crescendodecrescendo murmur Blowing, holosystolic, can have an S3 (due to atrial volume overload); ...
heart+murmurs - Ipswich-Year2-Med-PBL-Gp-2
heart+murmurs - Ipswich-Year2-Med-PBL-Gp-2

... S1 is due to closure of both the tricuspid and mitral valves S2 is due to closure of both the aortic and pulmonary valves S3 is due to abrupt cessation of filling of the ventricles S4 is related to atrial contraction and is due to blood being forced into a stiff/hypertrophic ...
The Heart
The Heart

...  incompetent valves  Mitral valve prolapse (MVP) ...
Chambers and internal features of heart
Chambers and internal features of heart

... that prevent blood in the ventricles from flowing back into the atria. • The flaps of these valves are attached to the walls of the ventricles by tendons – chordae tendinae • The second kind of valve is pocket shaped flaps of tissue called the semilunar (half moon) valves • They are called the pulmo ...
VALVULER HEART DISEASE
VALVULER HEART DISEASE

... Even a normal ventricle cannot sustain the burden of acute, severe volume overload. While the patient is being prepared for surgery, treatment with an intravenous positive inotropic agent (dopamine or dobutamine) and/or a vasodilator (nitroprusside) is often necessary. In hemodynamically stable pati ...
File
File

... Other bacterial causes include enterococci and the so-called HACEK group (Haemophilus, Actinobacillus, Cardiobacterium, Eikenella, and Kingella), all commensals in the oral cavity. - Prosthetic valve endocarditis is caused most commonly by coagulase-negative staphylococci (e.g., S. epidermidis). Oth ...
Mitral stenosis - Ask Doctor Clarke
Mitral stenosis - Ask Doctor Clarke

... The precise reason why vessels in the skin dilate and form abnormal anastomoses is not clear, but may well be due to a combination of hypoxia, polycythaemia and reduced cardiac output. Clinical implications The main clinical implication is to note such skin changes over the cheeks and to make a care ...
Rheumatic heart disease
Rheumatic heart disease

... University of Cape Town is licensed under a ...
diseases of the cardiovascular system
diseases of the cardiovascular system

... and tiredness after moderate activity. • Class 3: General loss of body condition, a persistent cough, and tiredness after mild activity. Trouble breathing and signs of heart failure are common. For class 2 and 3 heartworm disease, heart and lung changes are usually seen on chest x-rays. • Class 4: C ...
Chapter 20
Chapter 20

... diagnostic evaluation including cardiac catheterization and treatment for his acute decompensated heart failure (ADHF). A.J. does not weigh himself regularly at home and he was surprised to find his weight had increased 43 pounds since his last physician visit 4 weeks ago. His physical examination w ...
contact line
contact line

... University of Cape Town is licensed under a ...
Unit One: Introduction to Physiology: The Cell and General Physiology
Unit One: Introduction to Physiology: The Cell and General Physiology

... • Aortic Stenosis and Aortic Regurgitation--the net stroke volume is reduced (stenosis: ventricle fails to empty and in regurgitation: blood flows backward into the ventricle a. Compensation by: 1. Hypertrophy of the left ventricle 2. Increase in blood volume b. Eventual failure of the left ventricl ...
Circulatory System
Circulatory System

... - Cellular elements that initiate the blood clotting process - They clump together to create a “plug” to prevent further blood ...
Effects of Exercise on the Heart
Effects of Exercise on the Heart

... Reduction in resting heart rate as a result of training Below 60 beats per minute ...
Name of presentation
Name of presentation

... – Semilunar valves close – Beginning of diastole ...
Slide ()
Slide ()

... A. Left ventricular pressure–volume (P–V) loop, the segments of which correspond to events of the cardiac cycle: diastolic ventricular filling along the passive P–V curve (phase I), isovolumetric contraction (phase II), ventricular ejection (phase III), and isovolumetric relaxation (phase IV). B. Th ...
What are the infant`s problems
What are the infant`s problems

... Viral myocarditis: 1.most common causative agents---coxsackievirus B and adenovirus 2.S/S depend on the patient’s age and the acute or chronic nature of the infection. 3.Neonate---fever, severe heart failure, respiratory distress, cyanosis, distant heart sound, a gallop rhythm, acidosis and shock. 4 ...
Cardiothoracic Surgery - University of Pennsylvania
Cardiothoracic Surgery - University of Pennsylvania

... What’s the physiologic problem and it’s consequences? Outflow problem causing a pressure overload to the left ventricle  Consequence? ...
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Mitral insufficiency



Mitral insufficiency (MI), mitral regurgitation or mitral incompetence is a disorder of the heart in which the mitral valve does not close properly when the heart pumps out blood. It is the abnormal leaking of blood backwards from the left ventricle, through the mitral valve, into the left atrium, when the left ventricle contracts, i.e. there is regurgitation of blood back into the left atrium. MI is the most common form of valvular heart disease.
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