Cardiac physiology ppt nursing Cardio Vascular System assessment- Nursing PPT - Download as a PDF or view online for free. EXTERNAL CHARACTERISTICS The apex beat 【point of maximum impulse (PMI)】, is the furthermost point outwards (laterally) and downwards (inferiorly) from the sternum at which the cardiac impulse can be felt. Assess the history of smoking and alcoholism 5. TACHYCARDIA: THE HEART RATE IS FAST (> 100 B. 2. faculty of nursing Tanta University Follow. Pallavi Pathania Manisha Kumari Associate professor MSc nursing 1st year 2. These two circulations 4. Cardiac arrest - Download as a PDF or view online for free. Whenever sympathetic nervous activity increases e. • DEFINITION: Angina Nursing Diagnosis • Decreased Cardiac Output related to impaired contractility and increased preload and afterload • Impaired Gas Exchange related to alveolar edema due to elevated ventricular pressures 6. Both circulations start and end in the heart. 1) The document reviews the anatomy and physiology of the cardiovascular system and describes methods for assessing 7. Sinoatrial node = SA node (“pacemaker”), is in the right atrium 2. Physiology of respiration The process of gas exchange in the body, called respiration, it has three basic steps: 1. Histology of the heart Chambers of the Heart The Atria: Two thin-walled overlying muscular sheaths, serving as reservoirs and pumps The Ventricles: Thicker-walled portion of the heart that pumps blood from the low-pressure venous system into the higher pressure arterial system. In the cardiovascular system, blood passes through two circulations in series. 661 views • 29 slides • Download as PPT, PDF • 158 likes • 102,666 views. Figure 1-3. The cardiovascular system consists of the heart, blood vessels, and blood. The document summarizes key ANATOMY-AND-PHYSIOLOGY-OF-THE-CARDIOVASCULAR-SYSTEM-MEDICAL-SURGICAL-NURSING-ppt[1] - Free download as Powerpoint Presentation (. Blood is pumped from the heart through arteries and returns via veins. The primary function of the Cardiovascular system is to 1) deliver nutrients/oxygen and 2)remove wastes/CO2 from the cells in your body. DEFINITION Cardiac cycle is defined as the succession of coordinated events taking place in the heart during each beat. Pulmonary ventilation or breathing – It is the inhalation (inflow) and exhalation (outflow) of air and involves the exchange of air between the atmosphere and the alveoli of • Download as PPT, PDF • 142 likes • 39,754 views. The muscular system • Muscular system is the system which moves the body externally from one place to other and is responsible for facial expressions with the help of voluntary muscles. NURSING MANAGEMENT Instruct the client regarding the purpose of diagnostic medical & surgical procedures and the pre- & post procedure expectations. The heart has four chambers and is located in the thoracic cavity. 1895: Willem Einthoven distinguishes five The term cardiac means "related to the heart" and comes from the Greek word, kardia, for "heart". The cardiovascular system has several key functions: transport of oxygen, nutrients and waste; rapid washout of metabolic waste; hormone distribution and secretion; temperature regulation; and roles in reproduction and immunity. This document provides information on cardiac physiology and electrocardiography (ECG). Structure of the Heart The heart is a muscle about the size of a fist, and is roughly cone-shaped. Use upper body weight to compress. • Normal physiological splitting of S2 is best heard at pulmonic area. It also describes the normal components of an ECG including the P wave, QRS Anatomy and Physiology of the Heart Anatomy & Physiology/Cardiovascular System. ppt from NUPH MISC at Centennial College. HEART – ANATOMY OF HEART- Heart is a small structure. Atrioventricular bundle = AV bundle (bundle of His), is in the interventricular septum 4. ppt / . Download now Downloaded 5. The cardiovascular system has several key functions: transport of oxygen, Coverings of the Heart: Physiology • The Function of the Pericardium: – Protects and anchors the heart – Prevents overfilling of the heart with blood – Allows for the heart to work in a relatively friction-free environment 10. The cardiac cycle. Heart at restBlood flows from large veins into atriaPassive flow from atria into ventriclesAtria (R PHYSIOLOGY CARDIOVASCULAR MODULE PHASE II 2007-2008. This will Cardiac output is the volume of blood pumped by the heart each minute. One full circulation consists of these two circulations together. Assess for CAD 7. 17 sec Causes: • It mainly occurs due to sudden closure of atrioventricular valves. cardiac catheterization, bypass surgery, and medication to control arrhythmias and heart disease. The cardiac muscle stores much more calcium in its tubular system than skeletal muscle and is much more dependent on extracellular calcium than the skeletal muscle. ppt. Marieb Physiology of the Heart. Time interval between collapse to initiation of CPR and collapse to defibrillation is most important. Gases and molecules are exchanged between blood in capillaries and tissues. Arrhythmias may Cardiac arrhythmias are abnormalities in the heart's rhythm that can cause symptoms ranging from palpitations to sudden death. Introduction Life saving procedure given to those who develop cardiopulmonary arrest. • Presents a base above and an apex below. The 2. It explains the chambers of the heart, heart valves, conduction system, cardiac cycle, regulation of heart rate and blood Cardiac Arrhythmias An abnormality of the cardiac rhythm is called a cardiac arrhythmia. • Heart Failure- Clinical syndrome can result from any structural or functional cardiac disorder that impairs ability of ventricle to fill with or eject blood • Impact! – – – – 5 million Americans- have heart failure 500,000 new cases every year 25-50 billion dollars a year to care for people with HF 6,500,000 hospital days / year and 300,000 deaths/year 9. 10 – 0. 5 Introduction Arrhythmia affects millions of people. Consists of Basic life support and Advanced life support. The document discusses the structure and function of the cardiac muscle and heart. Guidelines are presented for monitoring high-risk patients and This is called myocardial infarction (MI). Factors Regulating EDV VENOUS RETURN: What ever blood volume returns to the heart, same is pumped forward through the Frank’s Starlings Law. WHAT IS CONDUCTING SYSTEM OF THE HEART? The cardiac conduction system is a group of specialized cardiac muscle cells (myocytes) in the walls of the heart (myocardium) that send signals (cardiac impulse) to the heart Current Trends in Cardio Vascular Nursing -Presentation - Free download as Powerpoint Presentation (. Coverings of the Heart: Physiology • The Function of the Pericardium: – Protects and anchors the heart – Prevents overfilling of the heart with blood – Allows for the heart to work in a relatively friction-free environment This document provides learning objectives and content for a lecture on cardiovascular disorders. NURSING MANAGEMENT 1. = 250 18. Some key points include: 1. It describes the four chambers of the heart, including the atria and It describes how the cardiovascular system transports blood throughout the body using the heart as a pump. 2L/min i. DIFFERENTIAL DIAGNOSIS • Kawasaki’s Disease • Antibodies are produced against endothelial cells and smooth muscle • Presents as a red tongue, distal extremity rash, skin sloughing, or edema • Recovery is Physiology of Circulatory System for bsc nursing. It provides details on managing specific conditions like mitral stenosis. g. Assist the client to identify risk factors that can be modified, and set goals that will promote change in lifestyle to This document provides an overview of cardiovascular physiology, including: 1) The anatomy of the heart and circulation of blood through the heart. Clinical personnel must understand how cardiac physiology is intertwined with other organ systems and how pathophysiology relates to simple gross physiology. Atrial fibrillation and atrial flutter resulted in 112,000 deaths in 2013, up from 29,000 in 1990. Left Atrium • It forms a base of the heart • On the surface of the left side, there is a yellow lace like structure called auricle, which helps to increase the capacity of left atrium. • This releases Ca+2 in cardiac muscle cell which in turn contracts and relaxes muscles of SA node then internodal fibers then of AV node then bundle of His then right and left bundle branches and then of pukinje fibers rhythemically. A. It describes the location of the heart in the thoracic cavity and its layers. Circulatory System • Three basic components • Heart • Serves as pump that establishes the pressure gradient needed for blood to flow to tissues • Blood 12. It describes the heart chambers, valves, and blood flow through the heart. The document summarizes key aspects of cardiovascular anatomy and physiology. " This document discusses various cardiac emergencies including myocardial infarction, angina pectoris, congestive cardiac failure, sudden cardiac arrest, cardiac tamponade, and cardiogenic shock. txt) or view presentation slides online. Coronary Artery Disease - Download as a PDF or view online for free. Nerve Supply. 2)By nervous system: Autonomic nervous system takes a major role in the regulation of cardiac output. 2) The heart has two main functions - generating blood pressure and This document provides an overview of the conduction system of the heart. This calcium is necessary for contraction of cardiac muscle, and its strength of contraction depends on the calcium 8. The lymphatic system drains excess fluid from tissues, transports it via lymph vessels, and returns it to the blood. The average weight of heart in adult female is 250gm , , while in male is 300gm. The objectives are to identify cardiovascular anatomy and structures, discuss risk factors and assessments for 4. During systole heart This Osmosis High-Yield Note provides an overview of Cardiovascular Anatomy and Physiology essentials. Dr Nilesh Kate Follow. • During the ANATOMY-AND-PHYSIOLOGY-OF-THE-CARDIOVASCULAR-SYSTEM-MEDICAL-SURGICAL-NURSING-ppt[1] - Free download as Powerpoint Presentation (. Lateral and/or inferior displacement of the apex beat usually indicates enlargement of the heart, called cardiomegaly Approximately the size of your fist Wt. Atrioventricular node = AV node, is at the junction of the atria and ventricles 3. SYMPATHETIC NERVOUS SYSTEM ACTIVITIES When the BP is decreasing the activation of SNS will occur. LOGIN / FREE TRIAL Menu Menu . Read less. Action potentials of conduction system • Phases 0–4 are the rapid upstroke, early repolarization, plateau, late repolarization, and diastole, respectively. Read more. The electrical activity of the heart is initiated by the sinoatrial node and spreads through cardiac tissue via the conduction system. • It resembles spoken word ‘LUB’ of "lub-dub" Characteristics: • It is long, soft, low pitched sound. As the heart beats or contracts, the blood makes continuous round trips- into and out of the heart, through the rest of the body, and then back to the heart- only to be sent out again. • CAUSES Physiological In athletes During sleep CardiacCardiac 46. This document discusses the conduction system of the heart, including the sinoatrial node, atrioventricular node, bundle of His, and Purkinje fibers. Pump. It 5 phases of the cardiac cycle Atrial Systole Atria contract and ventricles fill completely with blood Atrial diastole and ventricular systole Ventricular systole Pressure in ventricles rises, causing AV valves to swing shut (part 1) When the ventricular pressure exceeds the atrial pressure, the semilunar valves open and blood flows into the aorta & pulmonary trunk (part 2) The Cardiovascular System Modified from a PowerPoint created by Cindy Dostal of Hawkeye Community College, content from Essentials of Human Anatomy & Physiology by Elaine N. It rests diaphragm near the It describes the layers of the heart including the epicardium, myocardium, and endocardium. Apex is about 9 cm to the left of midline at the level of 5th intercoastal space, ie a little below the nipple and slightly nearer to midline. E Hypertension - Download as a PDF or view online for free. pptx - Download as a PDF or view online for free. NURSING J G COLLEGE OF NURSING 2. It then describes the specialized conduction tissues including the sinoatrial node, atrioventricular node, bundle of His, bundle branches, and Purkinje fibers. atsmp Follow. • Aristotle emphasized the relationship between structure and function • Galen was the first to perform experiments to understand the function of the body; so known to be father of physiology • The first “physiologist” of the world, in the modern sense, was William Harvey. The Heart Consists of Four Cell Layers: The endocardium (from endo- + cardi/o + -ium, meaning “inner layer of the heart”) is formed by endothelial cells, and it lines the interior of the heart chambers and valves. Tubes. M). CARDIAC HISTORY AND PHYSICAL EXAMINATION • The cardiovascular history provides physiological and psychosocial information that guides the physical assessment, the selection of diagnostic tests, and the choice of treatment options. It is about 12 cm long, 9 cm wide, 6 cm thick and located slightly left of middle in the chest, anterior to the vertebral column and posterior to the sternum. it depolarizes between 60-90 times per minute. Stroke volume is the volume of blood pumped from the left ventricle with each beat. It describes the location and layers of the heart, the four chambers of the heart, the heart valves, the conduction system, the cardiac cycle, and circulation through the systemic and pulmonary circuits. The document provides information on the embryology, anatomy, physiology and pathology of the heart. Department of Physiology, Deccan College of Medical Physiological changes in pregnancy - Download as a PDF or view online for free (10%) may have symptoms that include dizziness, light-headedness, tachycardia and syncope. Elements of the Intrinsic Conduction System Special tissue sets the pace 1. This nursing test bank includes questions about Anatomy and Physiology and its related concepts such as: structure and functions of 14. Purkinje fibers An ECG is a recording of the electrical activity of the heart over time using skin electrodes. - Preload is the heart muscle length prior to contraction and depends on ventricular filling. Cardiovascular Physiology. 4. describing the pulmonary circulation as blood flow between the heart and lungs and the systemic circulation as blood flow The document discusses the anatomy and physiology of the heart and cardiovascular system. 3. It explains how blood flows through the heart and is pumped into the arteries and circulated throughout the body before returning to the heart through the veins. The heart is composed of cardiac muscle, an involuntary muscle tissue that is found only within this organ. pdf), Text File (. Lecturer Dept. It is responsible for pumping blood through the blood vessels by repeated, rhythmic contractions. The heart develops from mesodermal tissue and the pericardial cavity develops from intraembryonic membranes. Blood Anatomy and Physiology - Download as a PDF or view online for free BLOOD Submitted to: Submitted by: Dr. 2) Electrical conduction system of the heart and the cardiac cycle. It is regulated by the autonomic nervous A closed system of the heart and blood vessels; The heart pumps blood; Blood vessels allow blood to circulate to all parts of the body; The function of the cardiovascular system is to deliver 1 Cardiovascular (Circulatory) System 2 3 Systemic Circulation – delivers blood to all body cells and carries away waste Pulmonary Circulation – eliminates carbon dioxide and oxygenates Presentation on theme: "THE CARDIOVASCULAR SYSTEM ANATOMY AND PHYSIOLOGY. P. 3) Factors that can influence the cardiac cycle such as nerves, hormones, electrolytes. Chest compressions: • Patient must be placed on a hard surface • The palm of one hand is placed in the lower half of the sternum • The other hand is placed over the hand on the sternum • Shoulders should be positioned directly over the hands with elbows locked straight. • Four 2. • Each time as SA node depolarizes it initiates a new heart beat. Size and Location of the Heart • About the size of a an adult fist • Hollow and cone shaped • Weighs less than a pound • 2. Interactive heart. Blood vessels include arteries, which carry blood away from the heart, and veins, which carry blood back to the heart. • It lies obliquely, little more to the left than the right. The two main types are bradycardias, which are slow heart rates below 60 bpm, and tachycardias, which are fast heart rates over 100 bpm. Prabhjot Saini RN RM ; MSN lecturer College of Nursing DMC & H, Heart 6. The document summarizes cardiac physiology, including: 1) The circulatory system consists of the heart, blood vessels, and blood, with the heart serving as a pump that establishes blood pressure. The circulatory system is composed of the heart, arteries, veins, and capillaries. INCIDENCE • More than 20 million people have heart failure worldwide • Prevalence of heart failure in India due to coronary heart disease, hypertension, obesity, diabetes and rheumatic heart disease to range From • Download as PPT, PDF • 71 likes • 16,128 views. The document discusses several key terms related to cardiac output and heart function: - Contractility refers to the heart's ability to generate force at a given muscle length. Cardiac output The amount of blood pumped around the body is called the cardiac output, and depends on two factors: • the stroke volume – the volume of blood pumped by the left ventricle Cardiac Physiology. DURATION OF DIASTOLE OR FILLING TIME: ventricular filling occurs during diastole, so there must be adequate 2. • The heart pumps around 6,000-7,500 litres of blood in a day throughout the body. The management involves basic View ANATOMY AND PHYSIOLOGY OF HEART. There are two main types of arrhythmia: BRADYCARDIA: THE HEART RATE IS SLOW (< 60 B. It also discusses 2. While aspartate transaminase and lactate dehydrogenase were earlier markers used, more specific markers like creatine kinase The heart is a hollow muscular organ located in the chest that pumps blood through two circuits: systemic circulation and pulmonary circulation. Nursing Times Resources for the nursing profession ‘Let’s celebrate those who have a 33. The term "cardiac" (as in cardiology) means "related to the heart” and comes Present the fascinating world of the heart with our comprehensive presentation on its anatomy and function. of Medical and Surgical Nursing Sri Satyalaxmi College of Nursing, Hyderabad 2. According to this law 13- 15 liters of blood volume can be pumped out without cardiac stimulation. Blood from the heart tissue is returned by coronary veins to the right atrium via the coronary sinus. 6. INSTRUCTOR INFORMATION. Events in cardiac cycle : Electrocardiogram Mechanical changes Atrial systole & diastole Ventricular systole & diastole Pressure Changes Aortic pressure Ventricular pressure Atrial pressure Pulmonary artery pressure Volume changes Heart sounds A Wiggers diagram, named after its developer, Dr. An abundance of calcium is bound by the mucopolysaccha -rides inside the T-tubule. It begins with the development of the primitive cardiac tube and differentiation of heart structures. Dutch physiologist Willem Einthoven introduces the term 'electrocardiogram' at a meeting of the Dutch Medical Association. It can lead to coma within 1 minute and brain damage at 4-5 minutes if not revived. Solution of Nutrients/Wastes. Carl J. • Duration of this sound is 0. Structure and Function of the Heart Function and Location of the Heart The heart’s job is to pump blood around the body. Cardiac physiology is one of healthcare's most important aspects of medical knowledge. Technically, blood is a transport liquid pumped by the heart (or an equivalent structure) to all parts of the body, after which it is returned to the Cardiac arrest is defined as a sudden failure of the heart that results in inadequate cerebral circulation. • Sternum must be depressed at least 5 cm in adults, The heart is a hollow, muscular organ about the size of a fist. It discusses the action potential in cardiac muscle, the specialized conductive system of the heart including the sinoatrial node, atrioventricular node and Purkinje fibers. 8. Arrhythmias may cause sudden death, syncope, heart failure, dizziness, palpitations or no symptoms at all. . It then provides details on the structure and layers of the heart, how it functions as a double pump with two The cardiovascular system consists of the heart and blood vessels that circulate blood throughout the body. It lies left of the middle of the chest. ; during emotions, exercise etc,it will stimulate both SA node as well as ventricular myocardium. Atrioventricular valves occur between the atria and ventricles – the tricuspid valve on the right and the bicuspid valve on the left; both valves are reenforced by chordae tendinae attached to muscular projections 2. The coronary arteries. The heart has four chambers: two upper, thin-walled atria , and two lower, thick-walled ventricles . Mechanism Heart muscle cells cannot contract by their own natural rhythms So, cardiac cycle is initiated in a specialised patch of muscle Found in the right atrium called the sino-atrial node (SAN) Located near the opening of venae cavae Consists of a small number of cardiac muscle fibres and few nerve endings Stimulus for contraction of the heart is originated in the SAN 24. • Inside the left atrium it is very smooth. Cardiac output increases 1. The increased SNS activity increases the heart rate and Cardiac biomarkers such as aspartate transaminase, lactate dehydrogenase, creatine kinase, and cardiac troponins are substances that are released when heart muscle is damaged and can help detect and assess heart attacks. b. Anatomy & Physiology of Heart BY: Mrs. Cardiac output increases with Heart block - Download as a PDF or view online for free. This document provides an overview of the anatomy, physiology, and conduction system of the heart. Dr AZRA KIRMANI ASSISTANT PROFESSOR DEPARTMENT OF PHYSIOLOGY ROOM NO 951/1 FIRST FLOOR BUILDING This article offers cardiac anatomy and physiology in a nutshell. Cardiac_Cycle. Cardiovascular Nurses play a key role in the • Download as PPT, PDF • 112 likes • 21,290 views. The septum is a wall dividing the right and left sides. The human heart is about the size of a fist and has a mass of between 250 and 300 grams. Factors that affect cardiac output include body metabolism, exercise level, age, and body size. Cardiac assessment ppt - Download as a PDF or view online for free. All Osmosis Notes are clearly laid-out and contain striking images, tables, and diagrams to help visual learners understand CVS11-Physiology. 5. Each heart beat consists of two major periods called systole and diastole. The currents that underlie the action potentials vary in atrial and This document provides an overview of general physiology concepts including: - Physiology is the study of how cells, tissues, and organisms function - Shivering occurs when we feel cold to help warm the body through involuntary muscle contractions - The hypothalamus detects a fall in temperature and causes shivering to increase body temperature - Homeostasis refers to • Download as PPT, PDF It notes the physiological changes of increased cardiac output during pregnancy and describes common cardiac conditions like rheumatic heart disease and congenital heart defects. Monitor lab values frequently especially serum cholesterol levels. After exchange of materials, blood enters the Cardiovascular system for nursing 1. The Cardiac Cycle. Blood Heart Peripheral Circulation. It occurs on inspiration(“lub-T-dub, lub-dub”). The nerve supply to the heart is from two sets of nerves originating in the medulla of the brain. CARDIO VASCULAR ASSESSMENT MANALI H SOLANKI F. Wiggers, is a standard diagram used in teaching cardiac 5. Exchange of various substances between blood and the tissues occurs at the capillaries. The SA node sets the natural rhythm of the heart due to its high rate of spontaneous impulse generation, influenced by the autonomic nervous system. It provides details on the causes, symptoms, diagnostic measures, and management of these conditions. Monitor ECG of the patient 3. • The smooth muscles of the digestive system move the food components from oesophagus down to stomach, intestines and eliminate the waste products. ppt), PDF File (. Sudden cardiac death is the cause of about half of deaths due to cardiovascular disease or about 15% of all deaths globally. It describes the size and structure of the heart, including the four chambers and valves. 1st heart sound • It is produced during isometric contraction and earlier part of ejection period. This medical template features stunning heart illustrations, tables, graphs, and infographics to help you dive deep into the subject matter. • The heart is situated at the centre of the chest and points slightly towards the left • On average, the heart beats about 100,000 times a Cardiac emergency ppt - Download as a PDF or view online for free ANATOMY AND PHYSIOLOGY OF HEART 7. 20. Bundle branches are in the interventricular septum 5. Anatomy and Physiology of the Cardiovascular System Medical Surgical Nursing Ppt - Free download as Powerpoint Presentation (. 27 cardiac hc workers cardiologist cardiac surgeon cardiac intensive care nurse cardiac catherterization nurse ekg technician echo technician cardiac biomedical equipment technician Download ppt "THE CARDIOVASCULAR SYSTEM ANATOMY AND PHYSIOLOGY. Assess the family history of heart disease 4. "— Presentation transcript: 19 CHEST LEADS V1 – 4 TH INTERCOSTAL SPACE RT OF STERNUM V2 – 4 TH INTERCOSTAL Anatomy and Physiology of the Cardiovascular System Medical Surgical Nursing Ppt - Free download as Powerpoint Presentation (. Y. About 80% of sudden cardiac death is the result of ventricular arrhythmias. Defined as chest compression and assisted ventilation. The heart is located in between the two lungs. Cardiac Physiology - Anatomy Review. In the 17th century William Harvey first describes the circulatory system and its interaction with 2. SC. ppt - Free download as Powerpoint Presentation (. It has four chambers - right and left atria and ventricles separated by valves. • The heart is a hollow, muscular organ situated in the space between lungs (mediastinum) in the thoracic cavity. Assessment of cardiovascular system - Download as a PDF or view online for free It includes objectives of the assessment, anatomy and physiology of the heart, conduction system, blood flow, heart sounds, ECG, and vascular system. Sethu Sankaran Follow. The dimension of heart are 12cm long, 9cm wild, 6cm is wit. LOGIN / FREE TRIAL; Subscribe . 1 of 29. It is calculated as stroke volume multiplied by heart rate. pdf), Cardiac muscle makes up the heart walls and has properties of autorhythmicity, excitability, conductivity and contractility that allow it to pump blood efficiently. Assess the high risk patients 2. It is the gold standard for diagnosing cardiac diseases in a noninvasive manner. Nursing care focuses on monitoring the patient's condition, providing oxygen, and educating on preventing future cardiac events. pptx), PDF File (. M. Systemic circulation The left side of the heart pumps blood to the rest of the tissues of the body through the systemic circulation: Blood pumped from left ventricle passes through a series of blood vessels, arterial system and reaches the tissues. Cardiac Physiology. Electrical signals pass from the atria to the ventricles 4. The heart has four chambers and uses valves to ensure one-way blood flow. This will increase both heart rate as well as force of contraction of muscles or stroke volume .
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