poem about blood flow through the heart

You will also receive an email with a complimentary membership code to access all the study guides, PDF lectures, and flashcards! As we alluded to above, step 4 involves the left ventricle. The Fountain of Blood by Charles Baudelaire - Poems | poets.org The aortais the largest artery in the body that leads from the left ventricle of the heart to the rest of the body. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Ch. 19 Circulatory System- heart Flashcards | Quizlet The oxygen-rich blood returns to your heart through the pulmonary veins. Your lungs add oxygen to your blood. And gives oxygen while the veins Reprinted with permission of Rutgers University Press. With each heartbeat, your heart sends blood through your circulatory system. Blood is crucial to remain alive. Your heart is an amazing organ. Yourcoronary arteries supply blood to your heart. Step 1 involves the superior vena cava (SVC) and inferior vena cava (IVC). Look as the dead years lurch,in tattered clothes, from heavens balconies.From the depths, regret emerges with a grin.The spent sun passes out beneath an arch,and, shroudlike, stretched from the antipodes,hear it, O hear, love!soft night marches in. The main goal of the right side of the heart is to pump the deoxygenated blood it receives from the rest of the body to the lungs to become oxygenated. You will receive an email shortly to confirm your email address. They carry oxygenated blood and nutrients to nourish the heart tissue cells. P;Qe(6"u82w9nlNuA/+VW] vy L"K+UXr?A"uV` From the trachea comes oxygen deeply inhaled While carbon dioxide is slowly exhaled. Take the waste away 31 How Does Blood Flow Through the Heart Posted on January 20, 2012 by eettalfonso Students will describe how blood flows through the heart beginning with the veins leading into the right atria. 0000001834 00000 n 0000063614 00000 n Cardiovascular Care Nursing Mnemonics and Tips - Nurseslabs By accessing any content on this site or its related media channels, you agree never to hold us liable for damages, harm, loss, or misinformation. The Cardiac Cycle: From Diastole to Systole. Right-Sided Heart Failure Manifestations: "AW HEAD" If you look at a diagram of a heart, these chambers divide into upper and lower chambers and left and right chambers. 0V;p9\wW't{M~^>lw_{'nIg6=suG0+sAOW;v n K?>La`z>n z~yD%BAcP!.B0:$P[w?SW;|WgH=,Q\;xP ,>IYy #oCJ8&JsA&Ja`[U_~>THKvb2 C7J(jl[ !:*,Wz9>Xt)m&`>b{r%6rD61%@FM${t9]$t+Jd wHbX&I):J9bVJr?e@AvvCmo4dTN=|%0P M7)Y\>|6W_fz-@34Ghe R>XB % IgPeM{W:l~C>o^d%6v4a0(6&{.|'_n~RRJU)KTKl!eD 5]CI|_%ket{Mged[hW:^kzhhn`\oy_ 5v5J~2Fn~+5uh^&] cQ{qlD|9[`e0d_d-wO9u_qXnjMGv3s)avJc >Sj: 3x~@H-k^ 2t,v OC}i{*|\v!nd4y7=e~ When the coronary arteries are clogged by excessive fatty tissue in cholesterol, it can lead to a lack of nutrients and oxygen for the heart, whose cells begin to perish, and this leads to a heart attack. These valves then snap shut making the second heart sound S2 or dub in lub dub. This is the end of systole and the beginning of diastole. Blood Flow Through the Heart and Lungs - Verywell Health So it's been a while since i wrote here..Maybe i just gave you a biology lesson instead of a poem who knows. As blood flows from the atria to the ventricles, it passes through the tricuspid and bicuspid valves, also known as the atrial ventricular or AV valves. Interested in feedback on your poem? I got quite angry writing. This is the beginning of systole or contraction of the ventricles. Blood flow - a poem by Mr. J - All Poetry The left atrium receives oxygenated blood through the pulmonary veins from the lungs. This essayor any portion thereof may not be reproduced or used in any manner whatsoeverwithout the express written permission of the publisher. The circulatory system review (article) | Khan Academy Oxygen-depleted blood from the body leaves the systemic circulation when it enters the right atrium through the superior and inferior venae cavae. HubPages is a registered trademark of The Arena Platform, Inc. Other product and company names shown may be trademarks of their respective owners. Please confirm. Medical Animation Copyright 2022 Nucleus Medical Media, All rights reserved. Step 2 involves the left atrium, the chamber of the heart that receives oxygenated blood from the lungs via the pulmonary veins. Now test your knowledge on the blood flow of the heart by taking this quiz. Goal: to get the richly, oxygenated blood that LEFT the lungs to the body to feed the brain, tissue, muscles, organs etc. During systole, when the heart (specifically the ventricles) are contracting, deoxygenated blood from the right ventricle will be pumped forward from the right ventricle to the main pulmonary artery. Platelets a many clot my wound 1. 0000029292 00000 n 0000062002 00000 n Save Time with a Video! Save yourself time, improve your studying, and help your career! Heart Blocks: "The Heart Block Poem" Heart blocks are abnormal heart rhythm where the heart beats too slowly. Again, you will see a similar general pattern with the left side of the heart as we did with the right side (blood vessel, chamber, valve, chamber, valve, blood vessel). This website provides entertainment value only, not medical advice or nursing protocols. Driving through your heart The Stake of a man Slowly killing you. I found that learning the blood flow of the heart is best done by actually visualizing how the heart is set-up and how it flows through the muscle to the body. Then your heart pumps that blood out to the rest of your body, and the process begins again. Like water meadows, boulevards are flooded. The heart pumps blood through a system of blood vessels, called the circulatory system. Come also learn with us the heart's anatomy, including where deoxygenated and oxygenated blood flow, in the superior vena cava, inferior vena cava, atrium, ventricle, aorta . Or it can occur quickly when an artery becomes blocked suddenly. This platform and its contributors are not responsible for damages arising from its use. Animation - Sumanas, Inc By remembering this phrase, you will remember that the tricuspid (try) is before the bicuspid (buy)valve. Like other muscles in the body, your heart needs blood to get oxygen and nutrients. Blood flows from the right atrium through the tricuspid valve to the right ventricle, then on through the pulmonary valve to the pulmonary artery and lungs. How the Heart Works How Blood Flows through the Heart TOILET PAPER MY A** (Nursing Mnemonic for Heart Valves and - YouTube HWMk0=4lkbBKss*9 Next, well take a look at the heart sounds heard with a stethoscope. The SA node is your bodys natural pacemaker, setting your hearts rhythm. 0000034172 00000 n This unidirectional flow of blood through the heart shows that mammals have a double circulatory system.. Blood flowing through and out your heart, minding its own business Give it, get it, drink it, love it, lose it its blood Flowing through your heart, rushing through the brains and veins so much blood flowing through your heart, making you live and die again all that blood flowing through your heart, wondering where ever it came A weekly notification is sent right to your inbox filled with new blog posts, new videos, and exam prep! When you go to sleep, my gloomy beauty, below a black marble monument, when from alcove and manor you are reduced to damp vault and hollow grave; when the stonepressing on your timorous chest and sides already lulled by a charmed indifferencehalts your heart from beating, from willing, your feet from their bold adventuring. Heres our further explanation. Fighting the good fight On the EKG, the PR interval is greater than 0.2 seconds, indicating a conduction delay in the AV node. In Your Heart Frozen Blood Now It's your Turn To DIE!!! The heart is divided into four chambers. Make Your Learning Experience Even Easier! Please notice that blue represents deoxygenated blood, and red represents oxygenated blood.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'moosmosis_org-medrectangle-4','ezslot_5',121,'0','0'])};__ez_fad_position('div-gpt-ad-moosmosis_org-medrectangle-4-0'); if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'moosmosis_org-box-4','ezslot_4',122,'0','0'])};__ez_fad_position('div-gpt-ad-moosmosis_org-box-4-0'); In summary from the video, in 14 steps, blood flows through the heart in the following order: 1) body > 2) inferior/superior vena cava > 3) right atrium > 4) tricuspid valve > 5) right ventricle > 6) pulmonary arteries > 7) lungs > 8) pulmonary veins > 9) left atrium > 10) mitral or bicuspid valve > 11) left ventricle > 12) aortic valve > 13) aorta > 14) body.Heart blood flow pathway GIF Animation. The pulmonary artery then carries the oxygen-poor blood from your heart to the lungs. , Tagged as: anatomy, Biology, blood flow, cardiovascular system, circulatory system, college, education, Feature, featured, heart, Journal of Global Health and Education, life, medicine, physiology, school, science, university, Passionate about lifelong learning, global health, and education! 0000063157 00000 n Your students will learn about the path blood takes through the heart and out to the body. 0000063467 00000 n See Terms of Service and Privacy Policy above for more detail. GF;]@]Jpz# nJhC)YS^[eGJwVi*3SCK,7T0'[GE{ByMQht :(j`*Q 8"AtZeES&f_bY/:'Sau@wCy Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition or treatment and before undertaking a new health care regimen, and never disregard professional medical advice or delay in seeking it because of something you have read on this website. Your coronary arteries supply oxygen to your body. To the tune of. Change), You are commenting using your Facebook account. 0000062719 00000 n For better illustration, look at the picture below and note how the right and left side are separated. I feel a sensation so sweet to the living body Beginning with the superior and inferior vena cavae and the coronary sinus, the flowchart below summarizes the flow of blood through the heart, including all arteries, veins, and valves that are passed along the way. 3. Blood leaves the heart through the pulmonic valve into the pulmonary artery and flows to the lungs. Gleaming furniture, polished by years passing, would ornament our bedroom; rarest flowers, their odors vaguely mixed with amber; rich ceilings; deep mirrors; an Oriental splendoreverything there would address our souls, privately, in their sweet native tongue. Leave a comment down below! She lets me ride to the end of her curb where I fall back in anguish. Your circulatory system is a network of blood vessels. Now that you have reviewed the anatomy of the heart using the above link, we are going to discuss the blood flow through those cardiac structures step by step! for a beginning like that. Passing nourishment to cells 0000001416 00000 n In: Anderson RH, Wilcox BR. 0000000016 00000 n The cusps open to allow blood to flow out of a chamber and close to allow the chamber to refill with blood. During diastole, the oxygenated blood from the left atrium travels through the mitral valve and enters the left ventricle. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The superior vena cava comes from the upper part of the body, including the brain and arms, while the inferior vena cava comes from the abdominal area and legs.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'moosmosis_org-banner-1','ezslot_7',123,'0','0'])};__ez_fad_position('div-gpt-ad-moosmosis_org-banner-1-0'); The atriaare the top two chambers of the heart that receive incoming blood from the body. Gif Credit @moosmosis.org at Moosmosis Organization. Visit our, When blood leaves the heart to go to the rest of the body, it travels through a large artery called the aorta. Innovation in optical imaging: looking inside the heart. 17.2D: Systemic and Pulmonary Circulation - Medicine LibreTexts more angery lyrics..random later Felt unnecessary. The main pulmonary artery splits into the right and left pulmonary arteries, which we will better see in later images. Please Like and Subscribe to our Email List at moosmosis.org, Facebook, Twitter, Youtube to support our open-access youth education initiatives! The heart functions to first pump deoxygenated blood returning from the body to the lungs in order to release carbon dioxide and reoxygenate the blood. Blood Flow Through the Heart: Song - YouTube These valves then snap shut, making the first heart sound S1, or lub in lub dub.. Blood provides the body with oxygen and nutrients, as well as assists in the removal of metabolic wastes. The deoxygenated blood will then exit the right ventricle, travel through the pulmonary valve, and enter the main pulmonary artery to ultimately be delivered to the lungs to become oxygenated. A balloon-like bulge, called an, Obesity, Nutrition, and Physical Activity, Medical Animation Copyright 2022 Nucleus Medical Media, All rights reserved. 1. 0000061054 00000 n (LogOut/ When placing EKG leads on a patient, proper skin preparation and lead placement are essential for a clear EKG reading. In this educational lesson, we learn about the blood flow order through the human heart in 14 easy steps, from the superior and inferior vena cava to the atria and ventricles. Blood flows through your heart through a series of steps. hbbbd`b``0 W endstream endobj 34 0 obj <>/Metadata 3 0 R/Pages 2 0 R/StructTreeRoot 5 0 R/Type/Catalog/ViewerPreferences<>>> endobj 35 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 36 0 obj <> endobj 37 0 obj <>stream Circulatory System: Blood Flow Pathway Through the Heart Sound confusing? Heart valves control the flow of blood so that it moves in the right direction. Coming to a Cleveland Clinic location?Hillcrest Cancer Center check-in changesCole Eye entrance closingVisitation and COVID-19 information, Notice of Intelligent Business Solutions data eventLearn more. Next we will look at each step. The non-conducted P waves cant get through and may occur at random or in patterned ratios. The chambers are like rooms in the house of your heart. 0000062097 00000 n From Other Worlds Than This, translated by Rachel Hadas. Oxygen-poor blood from all over your body enters your right atrium through two large veins, your inferior vena cava and superior vena cava. Share sensitive information only on official, secure websites. The normal blood flow is a cycle that flows like this; body-heart-lungs-heart-body. 79 Dislike Share Save Sydney Schl 15 subscribers 2 What does all of this mean? 0000062796 00000 n Diagram: Blue arrows demonstrate flow of deoxygenated blood through the right side of the heart. Your heart sends blood through your aortic valve to your aorta, where it flows to the rest of your body. The pulmonary artery then carries the oxygen-poor blood from your heart to the lungs. It beats around 100,000 times daily. Then it is squeezed through the TRICUSPID VALVE, 4. All rights reserved. Heart conduction continues as the electrical signal moves to the atrioventricular (AV) node in your right atria. How the Heart Works: How Blood Flows, Parts of the Heart, and More - WebMD All Rights Reserved. 0000034428 00000 n Many people get confused on if the blood enters the tricuspid or bicuspid valve first. Blood flows through three types of blood vessels: Your heart itself is made of muscle nourished by blood vessels. Subscribe to stay in the loop! Blood then enters into the LEFT ATRIUM, 9. 0000015307 00000 n When your right ventricle is full it squeezes, which closes your tricuspid valve and opens your pulmonary valve. Make sure to check out the below EZmed post on the cardiac cycle, where we discuss systole, diastole, and the changes in the pressure in heart during these phases! 0000062244 00000 n In this condition, the electrical signals that tell that heart to contract are partially or totally blocked between the upper chambers (atria) and lower chambers (ventricles). This website and its content should not be used in any legal capacity, including but not limited to establishing a legal "standard of care" or as basis for expert witness testimony. Blood Flowing through and out your heart - a poem by - allpoetry What type of blood flows through the Superior, Which valve does the blood flow through after, Which structure of the circulatory system directly, Which structure of the heart carries oxygenated, Body > Inferior/Superior Vena Cava > Left Atrium > Left, Body> Aorta > Left Atrium > Left Ventricle > Pulmonary, Body > Inferior/Superior Vena Cava > Right Atrium > Right, Quick & Easy Video on Blood Flow Pathway Through the Heart, 1) body > 2) inferior/superior vena cava > 3) right atrium > 4) tricuspid valve > 5) right ventricle > 6) pulmonary arteries >. Diagram: Trick to remember the function of the right side of the heart is to pump deoxygenated blood to the lungs - Blood goes RIGHT to the lungs. Anatomy, Thorax, Heart Veins. Diagram: Blood flow through the heart, cardiac circulation pathway, and the main cardiac structures and anatomy. The video above also provides an animation at the end to quiz yourself and test your knowledge! Top Websites Like Sparknotes: 15 Free Sites and Resources Similar to Sparknotes, Medical School: Learning Pain Management for Medical Students Moosmosis, Epidural Hematoma vs Subdural Hematoma vs Subarachnoid Hemorrhage: Symptoms, Diagnosis, Treatment, and Prognosis Moosmosis, Heart Block: First Degree vs Second Degree (Type I and Type 2) vs Third Degree ECG Findings, Symptoms, Diagnosis, Treatment, and Prognosis [MCAT, USMLE, Biology, Medicine] Moosmosis, Aortic Stenosis vs Aortic Regurgitation: Symptoms, Diagnosis, Treatment, and Prognosis [MCAT, USMLE, Biology, Medicine] Moosmosis. %PDF-1.4 % The AV blocks are identified by their severity: first-degree or second-degree, which can be subdivided into Type I (Wenckebach) and Type II (Mobitz II), and then third-degree heart block. 40.12: Blood Flow and Blood Pressure Regulation - Blood Flow Through The oxygen-rich blood from the lungs then enters the left atrium and is pumped to the left ventricle. From the body to the heart. trailer <]/Prev 85808/XRefStm 1668>> startxref 0 %%EOF 88 0 obj <>stream Your heart contains four main sections (chambers) made of muscle and powered by electrical impulses. This video provides a simple step-by-step diagram of the cardiac blood flow and a chart of the circulation pathway. In a first-degree heart block the PR interval is greater than 0.2 seconds with an otherwise normal rhythm. Erbs point is at the left third intercostal space. They are the main blood vessels that carry the deoxygenated venous blood from the rest of the body to the right side of the heart, specifically the right atrium. So that I am no longer limp As an artery, it contains thicker walls than veins because it has to withstand the tough pumping blood pressure of the heart. To remember the placement of these leads, think of the following phrases. A balloon-like bulge, called anaortic aneurysm, can sometimes occur in the aorta. First of all, were going to take a look at the anatomy of the heart. The valves open and shut in time with the pumping action of your heart's chambers. Then it is squeezed into the PULMONIC VALVE, 6. Text HOME to 741741, educational circulatorysystem anatomy cosmotology blood lymph Heart, CrisisTextline.org for people dealing with depression. Each half of the heart has an upper collecting chamber, the atrium, and a lower pumping chamber, the ventricle. Returning to the heart by the great vena cavaThe blood pours into atrium like hot lava.Back to the home, but oxygen poorThe blood runs to lungs to get some more. A membership gives you exclusive, unlimited access to a membership page of ALL the study guides, flashcards, and PDF lectures! 0000002418 00000 n Your nervous system sends electrical signals and your endocrine system sends hormones that control your heart rate. We are going to walk through the 12 steps of the blood flow through the heart one-by-one using the below cartoon image. In doing so, the blood travels through the tricuspid valve located between the right atrium and right ventricle. You can remember the various causes of heart murmurs by remembering SPAMS. As blood flows from the atria to the ventricles, it passes through the tricuspid and bicuspid valves, also known as the atrial ventricular or AV valves. The heart - The circulatory system (CCEA) - BBC Bitesize 1000 times over again 0 The most common causes of heart murmurs can be remembered with the mnemonic SPAMS, Stenosis of a valve, Partial obstruction, Aneurysm, Mitral or aortic regurgitation, and Septal defect. The top two chambers are called atria, while the bottom two chambers are known as the ventricles. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Remember these with the following poem: If the R is far from P, then you have a 1st degreeLonger, longer, longer, drop, then you have a WenckebachIf some Ps dont get through, then you have a Mobitz IIIf Ps and Qs dont agree, then you have a 3rd degree, by Mometrix Test Preparation | This Page Last Updated: January 13, 2023. Blood Flow | Power Poetry The stethoscope is positioned downstream from the flow of blood through the valves. . //]]>. Use the diaphragm of the stethoscope switching to the bell to hear lower-pitched sounds. Diagram: Blood flow through the heart, cardiac circulation pathway steps, and cardiac anatomy and structures. The heart The muscle so strong Coursing blood through not only my veins But my arteries first So pure and so bright And the oxygen is its bright's delight It runs to the capillaries to nourish And gives oxygen while the veins Take the waste away And it flows back to my heart My four chambers Protected my pericardium so smooth This rotation For placement, remember white on right, with white clouds over green grass. On the left, smoke over fire (or black over red) with brown in the middle.. As we alluded to above, step 4 involves the right ventricle. 0000062552 00000 n 0000063104 00000 n Get useful, helpful and relevant health + wellness information. It pumps the blood through the mitral valve to the left ventricle. 2023 The Arena Media Brands, LLC and respective content providers on this website. Come also learn with us the hearts anatomy, including where deoxygenated and oxygenated blood flow, in the superior vena cava, inferior vena cava, atrium, ventricle, aorta, pulmonary arteries, pulmonary veins, and coronary arteries.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'moosmosis_org-medrectangle-3','ezslot_12',120,'0','0'])};__ez_fad_position('div-gpt-ad-moosmosis_org-medrectangle-3-0'); To gain a visual step-by-step understanding, check out our quick and easy video on the blood flow pathway through the heart in less than 90 seconds. At the same time, the tricuspid and bicuspid valves just opened and the process repeats. Her kind eyes First, we have the SVC and IVC that carry deoxygenated venous blood from the rest of the body to the right atrium. My mother would be a falconress, and she sends me as far as her will goes. There, theres only order, beauty: abundant, calm, voluptuous. How Does Blood Flow Through The Heart Step By Step 0000005178 00000 n The oxygenated blood will then exit the left ventricle, travel through the aortic valve, and enter the aorta to be delivered to the rest of the body. Blood will then flow from the right atrium, through the tricuspid valve, and enter the right ventricle. Past can arouse an intense feeling of fear at times. The right ventricle receives oxygen-poor blood from the right atrium and pumps it through the pulmonic semilunar valve to the pulmonary artery and into the lungs to be filled with oxygen. Therefore, it is called an atrioventricular, or AV block. On the other hand, the left ventricle receives oxygen-rich blood from the left atrium and pumps it through the aortic semilunar valve to the aorta to deliver the oxygen to the rest of the body.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'moosmosis_org-leader-1','ezslot_15',125,'0','0'])};__ez_fad_position('div-gpt-ad-moosmosis_org-leader-1-0'); The pulmonary arteries deliver oxygen-poor blood from the right ventricle of the heart to the lungs, while the pulmonary veins deliver oxygen-rich blood from the lungs to the left atrium of the heart. Charles Baudelaire - 1821-1867. What is the role of blood flow through the heart? Recognized by United Nations Academic Impact View all posts by Moosmosis. Greek God Hermes Facts & Mythology: Who was Hermes the God of? In doing so, the blood travels through the mitral valve located between the left atrium and left ventricle. Your heart is a powerful muscle, about the size of your fist. The pulmonary valve area is located on the left side at the second intercostal space. Click below to view the EZmed video library. 2. Cleveland Clinic is a non-profit academic medical center. The heart is a muscular organ in humans and other animals, which pumps blood through the blood vessels of the circulatory system. The oxygen-poor blood then goes through the tricuspid valve into the right ventricle. In this article, I am going to show you how to easily remember the blood flow of the heart. Big thank you to our kind supporters! Cobblestones, crisscrossed by scarlet rills, Are islands; creatures come and drink their fill. Every second, it pumps nutrient- and oxygen-rich blood to your body. +[v]N \6N`cKBih3~CsQ-%P%{%mJ?Jg]y1LU1i:euJr (V27 YA3cpCVU1]'erJV|Zeu-NN%(V(|sg$y Carrying cells of red with the very thing You can remember these locations by remembering this mnemonic: All People Enjoy Time Magazine (Aortic, Pulmonary, Erbs point, Tricuspid, Mitral), The 5-lead EKG requires placement of the leads in specific regions to capture an accurate result. Back to the home, but oxygen poor The blood runs to lungs to get some more. 0000039477 00000 n Also, dont left the atriums and ventricles mess you up either. But, for a poem. a word. Diagram: Blood flow through the left side of the heart involving the following cardiac structures: pulmonary veins (PV), left atrium (LA), mitral valve (MV), left ventricle (LV), aortic valve (AV), and aorta. Your heart sends the blood to your lungs, where it receives oxygen. However, we need a happy heart for the sake of both our physical and mental health. Murmurs indicate abnormal or turbulent blood flow through specific vessels or chambers of the heart. And never flowing back. 1000 times over again The tricuspid valve area is at the left fourth intercostal space, and the mitral valve area is at the left fifth intercostal space, at the mid-clavicular line. So pure and so bright We and our partners use cookies to Store and/or access information on a device. Blood then enters into the RIGHT VENTRICLE, 5. We do not endorse non-Cleveland Clinic products or services. In this educational lesson, we learn about the blood flow order through the human heart in 14 easy steps, from the superior and inferior vena cava to the atria and ventricles.
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