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114 Cards in this Set
- Front
- Back
Arteries |
Large blood vessels that carry blood away from the heart |
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Endothelium |
Innermost layer of epithelial cells. Secrete factors that affect the size of blood vessels, reduce blood clotting, and promote the growth of blood vessels |
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Arterioles |
Small artery. Smaller branches of arteries carry blood to the capillaries |
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Capillaries |
Tiniest of the blood vessels that carry nutrient rich, oxygenated blood from the arteries and arterioles to the body cells |
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Venules |
Waste fill the blood flows back to the heart combine to form larger vessels called veins |
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Veins |
Carry blood back to the heart from the tissues |
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Valves |
Veins have valves that prevent the backflow of blood and keep the blood moving in one direction |
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Aorta |
Largest artery in the body |
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Apex of the heart |
Lower tip of the heart |
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Atrioventricular bundle |
Aka bundle of His(hiss). specialized muscle fibers connecting the atria with the ventricles and transmitting electrical impulses between them |
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Atrioventricular node |
AV node. Specialized tissue in the wall between the atria. Electrical impulses pass from the pacemaker(SA node) through the AV (His) node and the atrioventricular bundle towards the ventricles |
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Atrium (plural:atria) |
One of the two upper chambers of the heart |
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Carbon dioxide |
Gas released by body cells, transported through veins to the heart, and then to the lungs for exhalation |
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Coronary arteries |
Blood vessels that branch from the aorta and carry oxygen rich blood to the heart muscle |
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Deoxygenated blood |
Blood that is oxygen poor |
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Diastole |
Relaxation phase of the heartbeat |
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Electrocardiogram |
Record of the electricity flowing through the heart. The electricity is represented by waves or deflections called P, QRS, or T |
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Endocardium |
Inner lining of the heart |
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Endothelium |
Innermost lining of blood vessels |
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Mitral valve |
Valve between the left atrium and the left ventricle. bicuspid valve |
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Murmur |
Abnormal swishing sound caused by improper closure of the heart valves |
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Myocardium |
Muscular, middle layer of the heart |
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Normal sinus rhythm |
Heart rhythm originating in the sinoatrial node with a rate in patients at a rest of 60 to a hundred beats per minute |
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Oxygen |
Gas enters the blood through the lungs and travels to the heart to be pumped through arteries to all body cells |
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Pacemaker (sinoatrial node) |
Specialized nervous tissue in the right atrium that begins the heartbeat. An artificial cardiac pacemaker is an electronic apparatus implanted in the chest to stimulate heart muscle that is weak and not functioning |
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Pericardium |
Double layered membrane surrounding the heart |
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Pulmonary artery |
Artery carrying oxygen poor blood from the heart to the lungs |
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Pulmonary circulation |
Flow of blood from the heart to the lungs and back to the heart |
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Pulmonary valve |
Valve position between the right ventricle and the pulmonary artery |
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Pulmonary vein |
One of the two pairs of vessels carrying oxygenated blood from the lungs to the left atrium of the heart |
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Pulse |
Beat of the heart as felt through the walls of the arteries |
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Septum (plural: septa) |
Partition or wall dividing a cavity such as between the right and the left atria (interatrial septum) and right and left ventricles (interventricular septum) |
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Sinoatrial node (SA node) |
Pacemaker of the heart |
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Sphygmomanometer |
Instrument to measure blood pressure |
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Systemic circulation |
Flow of blood from body tissue to the heart and then from the heart back to body tissue |
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systole |
Contraction phase of the heartbeat |
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Tricuspid valve |
Located between the right atrium and the right ventricle, it has 3 leaflets or cusps |
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Valve |
Structure in veins or in the heart that temporarily closes and opening so that blood flows in only one direction |
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Vein |
Thin-walled vessel that carries blood from body tissues and lungs back to the heart. Veins contain valves to prevent backflow of blood |
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Vena cava( plural:venae cavae) |
Largest vein in the body. The superior and inferior vena cava return blood to the right atrium of the heart |
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Ventricle |
One of two lower chambers of the heart |
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Venule |
Small vein |
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Angi/o |
Vessel |
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Aort/o |
Aorta |
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Arter/o , arteri/o |
Artery |
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Ather/o |
Yellowish plaque, fatty substance |
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Atri/o |
Atrium, upper heart chamber |
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Brachi/o |
Arm |
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Cardi/o |
Heart |
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Cholesterol/o |
Cholesterol. A lipid substance |
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Coron/o |
Heart |
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Cyan/o |
Blue |
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Myx/o |
Mucus |
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Ox/o |
Oxygen |
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Pericardi/o |
Pericardium |
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Phleb/o |
Vein |
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Rrhythm/o |
Rhythm |
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Sphygm/o |
Pulse |
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Steth/o |
Chest |
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Thromb/o |
Clot |
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Valvul/o , valv/o |
Valve |
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Vas/o |
Vessel |
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Vascul/o |
Vessel |
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Ven/o , ven/i |
Vein |
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Ventricul/o |
ventricle, lower heart chamber |
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Angiotension converting enzyme(ACE) inhibitor |
Antihypertensive drug that prevents heart attacks, CHF, stroke, and |
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Ascultation |
Listening for sounds in blood vessels or other body structures, typically using a stethoscope |
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Beta blocker |
Drug used to treat angina, hypertension, and arrhythmias blocks the action of epinephrine |
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Biventricular pacemaker |
Device enabling ventricles to be together in synchrony so that more blood is pumped out of the heart |
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Bruit (bruee) |
Abnormal blowing or swishing sound heard during ascultation of an artery or organ |
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Calcium channel blocker |
Drug used to treat angina and hypertension. It dilates blood vessels by blocking influx of calcium into muscle cells |
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Cardiac arrest |
Sudden, unexpected stoppage of heart action, often leading to sudden cardiac death |
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Cardiac tamponade |
Pressure on the heart caused by fluid in the pericardial Space |
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Claudication |
Pain, tension, and weakness in a leg after walking has begun, but absence of pain at rest |
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Digoxin |
Drug that treats arrhythmias and strengthens the heartbeat |
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Embolus, plural emboli |
Clot or other substance that travels to a distant location and suddenly blocks a blood vessel |
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Infarction |
Area of dead tissue |
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Nitrates |
Drugs used in the treatment of angina. They dilate blood vessels, increasing blood flow and oxygen to myocardial tissue |
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Nitroglycerin |
Nitrate drug use in the treatment of angina |
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Occlusion |
Closure of a blood vessel due to a blockage |
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Palpitations |
Uncomfortable sensations in the chest related to cardiac arrhythmias, such as premature ventricular contractions (PVC) |
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Patent |
Open |
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Pericardial friction rub |
Scraping or grating noise heard on ascultation of the heart, suggestive of pericarditis |
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Petechiae |
Small, pinpoint hemorrhages |
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Statins |
Drugs used to lower cholesterol in the blood stream |
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Thrill |
Vibration felt over an area of turmoil in blood flow, as a blocked artery |
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Vegetations |
Clumps of platelets, clotting proteins, microorganisms, and red blood cells on diseased heart valves |
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BNP test |
Measures brain natriuretic peptide in the blood which is elevated in patients with heart failure |
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Cardiac biomarkers |
Chemicals measured in the blood as evidence of a heart attack. Troponin-1(cTn1) and troponin-2(cTnT) |
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Lipid test, lipid profile |
Measurement of cholesterol and triglycerides in a blood sample less than 200 ideal |
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Lipoprotein electrophoresis |
Lipoproteins are physically separated and measured in a blood sample, LDL and HDL |
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Angiography |
X-ray imaging of blood vessels after injection of contrast material |
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Computed tomography angiography (CTA) |
3d x-ray images of the heart and coronary arteries using computed tomography(cross-sectional images) |
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Digital subtraction angiography DSA |
Video equipment and the computer produce x-ray images of blood vessels. first without and second with contrast material to compare the images |
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Electron beam computed tomography (EBCT or EBD) |
Electron beams and CT identify calcium deposits in and around the coronary arteries to diagnose early CAD |
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Doppler ultrasound studies |
Sound waves measure blood flow within blood vessels |
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Echocardiography (ECHO) |
Echoes generated by high frequency sound waves produced images of the heart |
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Positron emission tomography (PET) scan |
Images show blood flow in myocardial function following uptake of radioactive glucose |
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Technetium Tc 99m sestemibi scan |
Injected intravenously is taken up in cardiac tissue where it's detected by scanning |
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Thallium 201 scan |
Concentration of radioactive valium is measured to give information about blood supply to the heart muscle |
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Cardiac MRI (magnetic resonance imaging) |
Images of the heart are produced using radio wave energy in a magnetic field |
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Cardiac catheterization |
Thin flexible tube is guided into the heart through a vein or an artery |
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Electrocardiography (ECG) |
Recording of electricity flowing through the heart |
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Holter monitoring |
An ECG device is worn during a 24 hour period to detect cardiac arrhythmias |
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Stress test |
Exercise tolerance test (ETT) determines the heart's response to physical exertion ETT determines the hearts response to physical exertion |
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Catheter ablation |
Brief delivery of radiofrequency energy to destroy areas of heart tissue that may be causing arrhythmias |
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Coronary artery bypass grafting CABG |
Arteries and veins are anastomosed to coronary arteries to detour around blockages |
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Defibrillation |
Brief discharges of electricity are applied across the chest to stop dysrhythmias or ventricular fibrillation |
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Endarterectomy |
Surgical removal of plaque from the inner layer of an artery |
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Extracorporeal circulation |
Heart lung machine diverts blood from the heart and lungs while the heart is repaired |
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Heart transplant |
A donor heart is transferred to recipient |
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Percutaneous coronary intervention (PCI) |
balloon tipped catheter is inserted into coronary artery to open the artery, stents are put in place |
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Thrombolytic therapy |
Drugs to dissolve clots are injected into the bloodstream of patients with coronary thrombosis |
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Transcatheter aortic valve replacement (TAVR) |
Placement of a balloon expandable Aortic heart valve into the body through a catheter |