The heart is tilted so that its pointed end, the apex, points downward toward the left hip, while the broad end, the base, faces upward toward the right shoulder. Notes following the chapter over the cardiovascular system, which focuses on the structure of the heart and its connecting vessels. The cardiovascular system is an elaborate network that performs two major tasks. Jul 26, 2019 cardiovascular disease affects the heart and blood vessels. The heart resides in the center of the thoracic cavity, literally hanging by. Cardiovascular system heart anatomy healthengine blog. Ntg increases the distensibility and conductance of large arteries without chang.
Readytostudy highyield anatomy, physiology and pathology summaries of the cardiovascular system presented in succinct, intuitive and richly illustrated downloadable pdf documents. Icse notes circulatory system compiled by khushi verma you may print these notes through the pdf file and refer to them for your personal use as required. You are forbidden to reproduce any part of these notes without our prior permission. The cardiovascular system and the lymphatic system collectively make up the circulatory system. The cardiovascular system can be thought of as the transport system of the body. It consists of the heart, which is a muscular pumping device, and a closed system of vessels called arteries, veins, and capillaries. Cardiovascular system components of the cardiovascular system. The cardiovascular system can be compared to a muscular pump equipped with oneway valves and a system of large and small plumbing tubes within which the blood travels. The lymph, lymph nodes and lymph vessels form the lymphatic system. When those changes occur, the cardiovascular centers of the autonomic nervous system adjust cardiac output and peripheral resistance to maintain bp and ensure adequate blood flow endocrine mechanisms the endocrine system releases hormones that enhance shortterm adjustments and that direct longterm changes in cardiovascular performance. Autonomic nervous system the patient is 21 yrs old and has experienced frequent episodes of blurred vision, dizziness, faintness and syncope for as long as she can remember. The system is filled with liquid at a positive mean pressure mean cardiovascular pressure, which exists independent of the pumping action of the heart. The lecture notes focus on fluid mechanical phenomena that occur in the human cardiovascular system and aim to contribute to better understanding of the circulatory system. Cardiovascular system components of the cardiovascular system consists of the heart plus all the blood vessels transports blood to all parts of the body in two circulations.
Cardiovascular system lecture notes, lectures 1 12 studocu. Pdf on oct 29, 2017, mohammed ubaid hussein and others published physics and the. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Set a date for the quiz on the material quiz an introduction to the circulatory system. Its major components are the hearta hollow muscular pump and a circulatory system of large and small elastic. Aug 06, 2017 heres a link to the pdf file for the abovementioned notes. Vertebrates have a closed circulatory system, meaning the blood is repeatedly cycled throughout the body inside a system of pipes. Cardiovascular system physiology written summary pdf free. Learn anatomy and physiology notes cardiovascular system with free interactive flashcards.
The heart consists of cardiac muscle cells that connect with each other they are branched and. Note the prominence of the smooth muscle tunica media in the artery compared to the vein. Functions heart pump blood vessels veins, arteries, capillaries circulate blood blood transports nutrients, waste, hormones, oxygen. Base is directed upward dorsal and forward cranial.
Cardiac output in exercising athletes may exceed their resting cardiac output seven times. Defi ne terms related to the heart, the vascular system, and the lymphatic system. The system is a closed circle rather than being openended and linear. Have students complete their vocabulary list, reading and questions on an introduction to the circulatory system student handout. Cardiovascular system lecture notes, lectures 1 12. It functions as the freeway of your body by carrying oxygen, carbon dioxide, nutrients, waste produces, and even medications to and from organs, tissues, and cells. Students can label the diagram of the heart and quickly refer to important key points about the. The cardiovascular system consists of the pump and vessels that distribute blood to all areas. To register biology tuitions on to clear your doubts. There are many types, including coronary artery disease, angina, and heart. Summary bones and skeletal tissues ch6 summary cells the living units ch3.
The chart note below contains 11 phrases that can be reworded with a medical. The modest size and weight of the heart give few hints of its incredible strength. Heres a link to the pdf file for the abovementioned notes. Overview cardiovascular system heart vessels made up of heart, blood vessels, and blood. Cardiovascular system ans 215 physiology and anatomy of domesticated animals i. This then causes reversed splitting a2p2 p2a2 if the second heart sound. Pdf physics and the cardiovascular system researchgate. The cardiovascular system has ten unique characteristics that make it an unusually complicated hydraulic system.
Myocardial ischemia bits n pieces blood, heart, bloodvessels keeping it under control heart rate, blood pressure when things go wrong hypertension, ischemia, heart failure, arrhythmias aetiology diagnosis treatment sympathoplegic drugs, diuretics, vasodilators, angiotensin antagonists 4. The heart is located in the mediastinum, the cavity between the lungs. Systemic circulation delivers blood to all body cells and carries away waste. Cardiovascular physiology, pharmacology, and molecular biology 120 of blood in the splanchnic capacitance system. Pathology of the cardiovascular system cardiovascular pathology is the study of diseases that affect the heart and vascular structures. Defi ne common medical terminology related to the cardiovascular and. Approximately the size of a persons fist, the hollow.
As the name implies, blood contained in the circulatory system is pumped by the heart around a closed circle or circuit of vessels as it. Kidneys, as part of the renal system, receive 25% of the total cardiac output. There are many types, including coronary artery disease, angina, and heart failure. The primary structures that comprise the cardiovascular system. Hormones are transported to their target cells via the blood. Icse class 10 biology revision notes chapter 7 the.
Cardiovascular system chapter 12 cardiovascular system notes part 1 i. It delivers oxygen and nutrients to body organs and removes waste products of metabolism from tissue cells. We will look first at the heart and the blood vessels, and then at the blood that flows through that closed circuit figure 11. A functional cardiovascular system is vital for supplying oxygen and nutrients to tissues and removing wastes. Hematologic system disease states and pharmacotherapy 45 terms. 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 heart in the veins there is a decrease in blood pressure as the blood travels. Cardiac muscle, like other muscles, can contract, but it can also conduct electricity, like nerves. A functional cardiovascular system is vital for supplying oxygen and nutrients to tissues and removing wastes from them. Larger arteries and veins are continuous with the heart as its base. Power point the cardiovascular system anatomy and physiology. It functions as the distributor of molecules to the billions of cells in the body. Blood clots in the leg veins, which can dislodge and move to.
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. Anatomy of circulatory system, ziser 2404 lecture notes, 2005 1 anatomy of the circulatory system the heart anatomy is one of first organ systems to appear in developing embryo heart is beating by 4th week study of heart cardiology about size and shape of closed fist. The myocardium is composed of specialized cardiac muscle cells with an ability not possessed by muscle tissue elsewhere in the body. Cardiac output co is the volume of blood pumped out of the right or left ventricle per minute.
Readytostudy anatomy, physiology and pathology summaries of the cardiovascular system presented in succinct, intuitive and richly illustrated downloadable pdf documents. The heart is surrounded by the pericardium, a sac characterized by the following two layers. Cardiology notes cardiovascular exam the second heart sound comprises of aortic a2 and pulmonary p2 component. 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 heart in the veins. Diseases of the myocardium, endocardium, pericardium, and vascular structures as well as congenital cardiovascular anomalies and tumors of the cardiovascular system will be discussed. Cardiovascular system summary notes the cardiovascular system includes. Human physiologythe cardiovascular system 2 myocardium the myocardium is the muscular tissue of the heart. Cardiovascular fluid mechanics lecture notes download book. Cardiovascular system physiology written summary pdf.
There is a decrease in blood pressure as the blood travels away from the heart. The cardiovascular system consists of the heart, and vessels, arteries, capillaries and veins. Physiology of the cardiovascular system key terms cardiac cycle cardiac output chemoreceptor re. Describe the location of the main cardiovascular and lymphatic structures in the body. Cardiovascular system summary notes the cardiovascular. Defi ne combining forms, prefi xes, and suffi xes related to the cardiovascular and lymphatic systems. The heart is the systems pump and the blood vessels are like the delivery routes.
Cardiovascular system components of the cardiovascular. Heart rate hr is the number of heartbeats per minute. Once downloaded, you may choose to either print and bind them, or make annotations digitally on your ipad or tablet pc. In lbbb, the aortic closure is delayed because the left ventricle contracts later. The system is filled with liquid at a positive mean pressure mean cardiovascular pressure, which exists independent of.
Arterial branches of the aorta supply oxygenated blood to all parts of the body. Heart is a coneshaped, hollow, muscular structure located in the thorax. The electrocardiograph ecg was invented in 1902 by willem einthoven dutch physiologist. The gastrointestinal system and its accessory organs such as the liver, spleen, pancreas and the biliary system. Understanding how the cardiovascular system functions requires insight into a larger set of variables than that which governs the function of most pump, pipe, and fluid systems found in the world of manmade machines. Anatomy and physiology of the cardiovascular system. March 16, 2019 march 21, 2019 admin cardiac arrest cardiac diseases cardiovascular free free osmosis videos heart anatomy heart attack symptoms heart band heart circulatory system heart diagram heart disease heart failure heart function heart location heart structure human heart diagram human heart drawing infant vascular tumors kaposi sarcoma. Schematic representation of the functional circulatory system. In its simplest form, the cardiac cycle is the simultaneous contraction of both atria, followed a fraction of a second later by the simultaneous contraction of both ventricles. The respiratory system what is the respiratory system. Summary the cardiovascular system the heart ch18 studocu. Each circuit begins and ends in heart, and blood travels through these circuits in sequence.
Large artery smaller arteries arterioles capillary beds of organs and tissues from capillaries into venules veins larger veins heart. Their study paper notes that even among those with few or no. This test is still used to evaluate the hearts rate and rhythm. Cardiovascular disease affects the heart and blood vessels. Mesenteric blood volume increases as ventricular size, ventricular pressures, and intrapericardial pressure decrease. Cardiology notes cardiovascular exam reversal of a2p2. Quiz an introduction to the circulatory system student handout method. The respiratory system is a tube opening to the outside world on one end, and along the way it divides and ends up in tiny, grapelike sacs, which interface with the blood. Stroke volume sv is the volume of blood ejected by each ventricle during a single contraction. The cardiac cycle is the sequence of events in one heartbeat. Types of cardiovascular disease world health organization. These sketch notes cover the basics of the cardiovascular system.
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