Smartbook- The Circulatory System: Heart
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each of the black spaces below before clicking
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| show | heart
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| Which portion of the circulatory system moves blood to and from the lungs? | show 🗑
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| show | fibrous pericardium
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| Which is the innermost layer of the heart wall? | show 🗑
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| The layer that lines the inner chambers of the heart is the ___________ | show 🗑
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| show | True
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| Which circuit carries blood from the right ventricle to the lungs for gas exchange and returns it to the left atrium of the heart? | show 🗑
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| show | The systemic circuit is the portion of the cardiovascular system which carries oxygenated blood away from the heart to the body and returns deoxygenated blood back to the heart.
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| show | Aortic arch
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| The blood vessel that carries blood away from the left ventricle is the Blank______. | show 🗑
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| Place in order the three layers of the heart wall, listing the deepest layer first at the top. | show 🗑
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| Which layer lines the inner chambers of the heart? | show 🗑
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| show | The myocardium is the thick muscular layer of the heart.
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| show | The epicardium lies against the outer surface of the heart.
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| What is the earlike extension of each atrium called? | show 🗑
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| The left and right ventricles are separated internally by the ___________ septum. | show 🗑
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| show | Pectinate muscles
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| show | The right ventricle is inferior to the right atrium.
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| show | Right atrium
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| show | Left and right ventricles
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| show | Into arteries
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| Which valve is found between the right atrium and ventricle? | show 🗑
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| show | left ventricle
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| show | pulmonary trunk
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| show | True
They are the first blood vessels off the aorta and are part of the systemic circulation.
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| The lower chambers of the heart that pump blood to the lungs and to the body are the ____________. | show 🗑
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| The posterior interventricular vein is located where? | show 🗑
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| show | Tricuspid valve
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| show | Left coronary artery
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| show | three
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| the correct flow of blood through the heart, immediately after it returns from the venous circulation? | show 🗑
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| show | coronary
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| show | Right and left coronary arteries
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| show | Right coronary artery
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| show | Circumflex
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| show | left ventricle
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| The coronary circulation is made up of which of the following? Blood vessels of the heart wall Left side of the heart Right side of the heart | show 🗑
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| show | Posterior walls of ventricles
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| show | To provide alternative routes of blood flow
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| show | aorta
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| show | It squeezes them.
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| show | Right coronary
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| Which vein collects venous drainage from the anterior side of the heart and travels alongside the anterior interventricular artery? | show 🗑
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| Which artery is a branch of the right coronary artery and supplies the back walls of the ventricles? | show 🗑
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| The posterior interventricular vein is also called which of the following? Middle cardiac vein Mitral vein Marginal vein | show 🗑
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| show | anastomoses
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| What is the ability to rhythmically depolarize without outside stimulation called? | show 🗑
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| show | Aorta
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| When does blood flow through the coronary circulation increase? | show 🗑
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| show | Aerobic respiration
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| The blood vessel within the posterior interventricular sulcus on the back of the heart that collects venous drainage from the posterior portion of the heart is the posterior ____________ vein. | show 🗑
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| Which layer of the heart contains the cardiac conduction system? | show 🗑
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| Cardiocytes are described as _____________ because individual cells can depolarize on their own without outside stimulation. | show 🗑
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| show | Diastole
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| show | Systole refers to contraction of the heart.
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| The right and left coronary arteries arise from the ascending __________ | show 🗑
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| Cardiac muscle requires oxygen and therefore relies on __________ respiration to produce ATP. | show 🗑
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| What is the normal heartbeat set by the SA node called? | show 🗑
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| show | Prepotential
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| The heartbeat is coordinated by the cardiac __________ system. | show 🗑
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| show | It gives the ventricles time to fill with blood.
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| show | relaxation
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| show | sodium
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| The first branches of the aorta are which of the following? | show 🗑
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| Which is a recording of all nodal and myocardial action potentials in the heart? HMRI EEG MRI ECG | show 🗑
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| When the AV node acts as pacemaker, the slower heartbeat has what type of rhythm? Sinus Nodal | show 🗑
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| What is the relationship between pressure and volume? They are directly proportional. They are inversely proportional. | show 🗑
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| A spontaneously developing local potential that generates action potentials in the SA node is called what? | show 🗑
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| Impulse conduction through the cardiac conduction system is slowest through the _____________ node, allowing a pause between atrial contraction and ventricular contraction. | show 🗑
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| show | Stethoscope
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| show | Sodium
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| show | 2,3,4,1
Ventricular filling
Isovolumetric contraction
Ventricular ejection
Isovolumetric relaxation
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| To record an electrocardiogram, what must be attached to the skin of a patient? | show 🗑
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| Which autonomic system(s) innervate(s) the heart? Only sympathetic nerves Both sympathetic and parasympathetic nerves Only parasympathetic nerves | show 🗑
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| show | It increases.
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| show | Cardiac output
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| show | Prepotential
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| show | Taking a person's pulse
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| show | Auscultation
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| show | Ventricular filling
isovolumetric contraction
ventricular ejection
isovolumetric relaxation
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| show | Bradycardia
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| show | Vagus nerve
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| show | preload or prelpoad
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| What is the average cardiac output of a person at rest? | show 🗑
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| show | Myocardial ischemia
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| Which of the following can be obtained by taking a pulse at a point where an artery runs close to the body surface? | show 🗑
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| Tachycardia is which of the following? Multiple choice question. A decreased breathing rate An increased breathing rate A decreased heart rate An increased heart rate | show 🗑
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| What is a persistent, low resting heart rate below 60 bpm called? | show 🗑
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| An increase in venous return would ______ preload. | show 🗑
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| Inadequate blood flow to the myocardium of the heart is clinically referred to as myocardial __________. | show 🗑
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| show | Tachycardia
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Created by:
Gluis5974