Features. Blood is propelled by the heart, with arteries, capillaries, and veins serving as the major vessels of the system. The cardiovascular system is one of the first body systems to appear within the embryo.It is active by the beginning of the fourth week – when the placenta is unable to meet the requirements of the growing embryo. Physiology of the Cardiovascular SystemChapter 19 595 Internodal bundles Sinoatrial (SA) node (pacemaker) Atrioventricular (AV) node Interatrial bundle Purkinje fibers Right and left branches of AV bundle (bundle of His) S R L I Figure 19-1 Conduction system of the heart. For example, it is estimated that over the next 10 years (2006-2015), China will lose $558 billion in foregone national income due to the combination of heart disease, stroke and diabetes. Cardiovascular System Heart Study Guide PDF Chapter 19--Cardiovascular System: Heart summary/study guide . You just clipped your first slide! The heart and circulatory system make up your cardiovascular system. What about low blood pressure? MCC. PIXOLOGICSTUDIO/Science Photo Library/Getty Images Heart . If laid end to end, your blood vessels would stretch out to about 161,000 km! oxygen and other nutrients are transported by cardiovascular system and used by the muscles during exercise. Cardiovascular system. Human cardiovascular system, organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes. Heart Structure and Functions The modest size and weight of the heart give few hints of its incredible strength. This remarkable system is vulnerable to breakdown and assault from a variety of factors, many of which can be prevented and treated. The Cardiovascular System (The Human Body) PDF Free Download. Your heart works as a pump that pushes blood to the organs, tissues, and cells of your body. Basically, the heart is a pump ensuring the continuous circulation of blood in the body. Structure of the cardiovascular system. The myocardium is composed of specialized cardiac muscle cells with an ability not possessed by muscle tissue elsewhere in the body. Blood delivers oxygen and nutrients to every cell and removes the carbon dioxide and waste products made by those cells. Life cannot go on without it. Human Physiology/The cardiovascular system 2 Myocardium The myocardium is the muscular tissue of the heart. Cardiovascular diseases place a heavy burden on the economies of countries. The cardiovascular system moves blood throughout the body, and the lymphatic system moves lymph, which is a clear fluid that’s similar to the plasma in blood. Cardiovascular System Summary Notes The cardiovascular system includes: The heart, a muscular pump The blood, a fluid connective tissue The blood vessels, arteries, veins and capillaries Blood flows away from the heart in arteries, to the capillaries and back to the Global deaths from CVD millions 2002 total deaths: 16.7 million PATHOLOGY OF THE CARDIOVASCULAR SYSTEM Cardiovascular pathology is the study of diseases that affect the heart and vascular structures. Specialized cardiac muscle cells in the wall of the heart rapidly Now customize the name of a clipboard to store your clips. A&P II. 1) The SA node is the normal pacemaker because of its : a) rate of impulse discharge b) location in the atrium c) neural control d) muscular structure e) relative position to the A.V node. (About 4 times the distance The primary purpose of the system is to deliver nutrients to and remove metabolic waste products from tissues. View CASE STUDY FOR CARDIOVASCULAR SYSTEM.pdf from BIO 123 at Our Lady of Fatima University. The circulatory system includes both the cardiovascular system and the lymphatic system. However, it is important to know the structures and learn the anatomical landmarks of the chest. If you clench your hand into a fist, this is approximately the same size as your heart. Cardiovascular System What can go wrong with Blood Pressure? It is located in the middle of the chest and slightly towards the left. Course. Clipping is a handy way to collect important slides you want to go back to later. Diseases of the myocardium, endocardium, pericardium, and vascular structures as well as congen ital cardiovascular anomalies and tumors of the cardiovascular system will be discussed. The cardiovascular system is part of the larger circulatory system, which circulates fluids throughout the body. Circulation, or transport, is a vital function. Overview CARDIOVASCULAR SYSTEM “heart” “vessels” Made up of heart, blood vessels, and blood . OBJECTIVES: 1. This amazing muscle produces electrical impulses through a process called cardiac conduction.These impulses cause the heart to contract and then relax, producing what … Cardiovascular is the system which includes the study of the heart, blood vessels and blood. 6/26/2009 4 Common Diseases of the Cardiovascular System • Peripheral Vascular Disease (PVD) – Caused by atherosclerotic plaque in arteries supplying blood to legs Cardiac muscle, like other muscles, can contract, but it can also conduct electricity, like nerves. Cardiovascular System- Heart Miss Wheeler Unit 8 . The cardiovascular system is an organ system that permits blood to circulate and transport nutrients, oxygen, carbon dioxide, hormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseases, stabilize temperature and pH, and maintain homoeostasis.. These system is some time known as circularly system because it circulate or transport the nutrients, oxygen, carbon dioxide and essential molecules from environment to cells and Cardiovascular system PDF Notes HAP. Responsible for transporting oxygen, nutrients, hormones, and cellular waste products throughout the body, the cardiovascular system is powered by the body’s hardest-working organ — the heart, which is only about the size of a closed fist. Landmarks help understand how the heart is … Blood […] 1. Hypotension- your blood pressure is below 90/60. The Cardiovascular System This system carries oxygen, nutrients, cell wastes, hormones and other substances vital for body homeostasis to and form cells The force to move blood around the body is provided by the pumping heart and blood pressure 3. Functions Heart- pump blood Vessels- (veins, arteries, capillaries) circulate blood Blood- transports nutrients, waste, hormones, oxygen, Human Anatomy and Physiology II (BIO 145) Book title Anatomy and Physiology: an Integrative Approach; Author. The cardiovascular system can be compared to a muscular pump equipped with one-way valves and a system of large and small plumbing tubes within which the blood travels. The cardiovascular system comprises the heart, the blood vessels and the blood. Annelids and chordates have a closed circulatory system in which the blood pumped by the heart is always circulated through a closed network of blood vessels. Blood vessels are found in almost every part of the body. The key functions of the cardiovascular system are: distribution of O 2, water, electrolytes and nutrients to all body tissues; transportation of CO 2 and metabolic waste products from the CHAPTER 17 Patient Assessment: Cardiovascular System 213 the pain is reported as superficial, knifelike, or throbbing, it is not likely to be anginal. 1 1 2 2 2. Risk factors will be explored on pages 24–43. Answer the following 2) The SA node is the normal pace maker because : system of ever-enlarging veins. Monroe Community College. So severe was the attack that he collapsed in front of his neighbour’s house. Blood Pressure High blood pressure (hypertension)--- Is when your blood pressure is 140/90 mmHg or above most of the time. This pattern is Alex goes to the doctor and learns that his blood pressure is 135/90 mm Hg. A muscle that contracts rhythmically and autonomously, it works in conjunction with an extensive network of blood vessels running throughout the body. I am currently designing a numerical model of the cardiovascular system. It is divided into two main parts: circulatory system is present in arthropods and molluscs in which blood pumped by the heart passes through large vessels into open spaces or body cavities called sinuses. The circulatory system is made up the heart, blood vessels, and blood. One spring morning while walking his dog around the block, John developed the sudden onset of crushing chest pain. The cardiovascular system circulates oxygen and nutrients throughout the body. Human Anatomy & Physiology: Cardiovascular Physiology Ziser 2404 Lecture Notes, 2005 2 sympathetic stimulation can raise rate parasympathetic stimulation can lower rate conducting system consists of: SA Node intrinsic rhythm 70-75 beats/min initiates stimulus that causes atria to contract (but not ventricles directly due to separation) AV Node The heart is the organ that supplies blood and oxygen to all parts of the body. The heart is the key organ of the cardiovascular system – the body’s transport system for blood. Download Cardiovascular system PDF Notes HAP Free For Pharmacy students. University. Blood pressure---- Is the force of blood against your artery walls as it circulates through your body. John is a 54-year-old high school AP physics teacher. All the structures of the chest are not a part of the cardiovascular system. Circulatory System - Multiple Choice Test ©Sheri Amsel • www.exploringnature.org Name _____ Date _____ The cardiovascular, or circulatory, system supplies the body with blood. The cardiovascular system consists of the heart and blood vessels. It consists of the heart, arteries, veins, and capillaries. During the circulation through the liver, waste products are removed. Spring 2019. Cardiovascular Physiology is a branch of physiology concerned with the study of the circulatory system, involving blood flow, the cardiac cycle and cardiac output and how these depend on one another. The cardiovascular system consists of the heart, blood vessels, and the approximately 5 liters of blood that the blood vessels transport. Cardiovascular Pathology 4th Edition pdf provides users with a comprehensive overview that encompasses its examination, cardiac structure, both normal and physiologically altered, and a multitude of abnormalities.This updated edition offers current views on interventions, both medical and surgical, and the pathology related to them. Cardiac chest pain is usually located in the substernal region and often radiates to the neck, left arm, the back, or jaw. Diseases place a heavy burden on the economies of countries BIO 145 ) Book Anatomy. Place a heavy burden on the economies of countries circulation, or circulatory, system supplies the body your... 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