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114 Cards in this Set

  • Front
  • Back

Arteries

Large blood vessels that carry blood away from the heart

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

Arterioles

Small artery. Smaller branches of arteries carry blood to the capillaries

Capillaries

Tiniest of the blood vessels that carry nutrient rich, oxygenated blood from the arteries and arterioles to the body cells

Venules

Waste fill the blood flows back to the heart combine to form larger vessels called veins

Veins

Carry blood back to the heart from the tissues

Valves

Veins have valves that prevent the backflow of blood and keep the blood moving in one direction

Aorta

Largest artery in the body

Apex of the heart

Lower tip of the heart

Atrioventricular bundle

Aka bundle of His(hiss). specialized muscle fibers connecting the atria with the ventricles and transmitting electrical impulses between them

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

Atrium (plural:atria)

One of the two upper chambers of the heart

Carbon dioxide

Gas released by body cells, transported through veins to the heart, and then to the lungs for exhalation

Coronary arteries

Blood vessels that branch from the aorta and carry oxygen rich blood to the heart muscle

Deoxygenated blood

Blood that is oxygen poor

Diastole

Relaxation phase of the heartbeat

Electrocardiogram

Record of the electricity flowing through the heart. The electricity is represented by waves or deflections called P, QRS, or T

Endocardium

Inner lining of the heart

Endothelium

Innermost lining of blood vessels

Mitral valve

Valve between the left atrium and the left ventricle. bicuspid valve

Murmur

Abnormal swishing sound caused by improper closure of the heart valves

Myocardium

Muscular, middle layer of the heart

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

Oxygen

Gas enters the blood through the lungs and travels to the heart to be pumped through arteries to all body cells

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

Pericardium

Double layered membrane surrounding the heart

Pulmonary artery

Artery carrying oxygen poor blood from the heart to the lungs

Pulmonary circulation

Flow of blood from the heart to the lungs and back to the heart

Pulmonary valve

Valve position between the right ventricle and the pulmonary artery

Pulmonary vein

One of the two pairs of vessels carrying oxygenated blood from the lungs to the left atrium of the heart

Pulse

Beat of the heart as felt through the walls of the arteries

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)

Sinoatrial node (SA node)

Pacemaker of the heart

Sphygmomanometer

Instrument to measure blood pressure

Systemic circulation

Flow of blood from body tissue to the heart and then from the heart back to body tissue

systole

Contraction phase of the heartbeat

Tricuspid valve

Located between the right atrium and the right ventricle, it has 3 leaflets or cusps

Valve

Structure in veins or in the heart that temporarily closes and opening so that blood flows in only one direction

Vein

Thin-walled vessel that carries blood from body tissues and lungs back to the heart. Veins contain valves to prevent backflow of blood

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

Ventricle

One of two lower chambers of the heart

Venule

Small vein

Angi/o

Vessel

Aort/o

Aorta

Arter/o , arteri/o

Artery

Ather/o

Yellowish plaque, fatty substance

Atri/o

Atrium, upper heart chamber

Brachi/o

Arm

Cardi/o

Heart

Cholesterol/o

Cholesterol. A lipid substance

Coron/o

Heart

Cyan/o

Blue

Myx/o

Mucus

Ox/o

Oxygen

Pericardi/o

Pericardium

Phleb/o

Vein

Rrhythm/o

Rhythm

Sphygm/o

Pulse

Steth/o

Chest

Thromb/o

Clot

Valvul/o , valv/o

Valve

Vas/o

Vessel

Vascul/o

Vessel

Ven/o , ven/i

Vein

Ventricul/o

ventricle, lower heart chamber

Angiotension converting enzyme(ACE) inhibitor

Antihypertensive drug that prevents heart attacks, CHF, stroke, and

Ascultation

Listening for sounds in blood vessels or other body structures, typically using a stethoscope

Beta blocker

Drug used to treat angina, hypertension, and arrhythmias blocks the action of epinephrine

Biventricular pacemaker

Device enabling ventricles to be together in synchrony so that more blood is pumped out of the heart

Bruit (bruee)

Abnormal blowing or swishing sound heard during ascultation of an artery or organ

Calcium channel blocker

Drug used to treat angina and hypertension. It dilates blood vessels by blocking influx of calcium into muscle cells

Cardiac arrest

Sudden, unexpected stoppage of heart action, often leading to sudden cardiac death

Cardiac tamponade

Pressure on the heart caused by fluid in the pericardial Space

Claudication

Pain, tension, and weakness in a leg after walking has begun, but absence of pain at rest

Digoxin

Drug that treats arrhythmias and strengthens the heartbeat

Embolus, plural emboli

Clot or other substance that travels to a distant location and suddenly blocks a blood vessel

Infarction

Area of dead tissue

Nitrates

Drugs used in the treatment of angina. They dilate blood vessels, increasing blood flow and oxygen to myocardial tissue

Nitroglycerin

Nitrate drug use in the treatment of angina

Occlusion

Closure of a blood vessel due to a blockage

Palpitations

Uncomfortable sensations in the chest related to cardiac arrhythmias, such as premature ventricular contractions (PVC)

Patent

Open

Pericardial friction rub

Scraping or grating noise heard on ascultation of the heart, suggestive of pericarditis

Petechiae

Small, pinpoint hemorrhages

Statins

Drugs used to lower cholesterol in the blood stream

Thrill

Vibration felt over an area of turmoil in blood flow, as a blocked artery

Vegetations

Clumps of platelets, clotting proteins, microorganisms, and red blood cells on diseased heart valves

BNP test

Measures brain natriuretic peptide in the blood which is elevated in patients with heart failure

Cardiac biomarkers

Chemicals measured in the blood as evidence of a heart attack. Troponin-1(cTn1) and troponin-2(cTnT)

Lipid test, lipid profile

Measurement of cholesterol and triglycerides in a blood sample less than 200 ideal

Lipoprotein electrophoresis

Lipoproteins are physically separated and measured in a blood sample, LDL and HDL

Angiography

X-ray imaging of blood vessels after injection of contrast material

Computed tomography angiography (CTA)

3d x-ray images of the heart and coronary arteries using computed tomography(cross-sectional images)

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

Electron beam computed tomography (EBCT or EBD)

Electron beams and CT identify calcium deposits in and around the coronary arteries to diagnose early CAD

Doppler ultrasound studies

Sound waves measure blood flow within blood vessels

Echocardiography (ECHO)

Echoes generated by high frequency sound waves produced images of the heart

Positron emission tomography (PET) scan

Images show blood flow in myocardial function following uptake of radioactive glucose

Technetium Tc 99m sestemibi scan

Injected intravenously is taken up in cardiac tissue where it's detected by scanning

Thallium 201 scan

Concentration of radioactive valium is measured to give information about blood supply to the heart muscle

Cardiac MRI (magnetic resonance imaging)

Images of the heart are produced using radio wave energy in a magnetic field

Cardiac catheterization

Thin flexible tube is guided into the heart through a vein or an artery

Electrocardiography (ECG)

Recording of electricity flowing through the heart

Holter monitoring

An ECG device is worn during a 24 hour period to detect cardiac arrhythmias

Stress test

Exercise tolerance test (ETT) determines the heart's response to physical exertion ETT determines the hearts response to physical exertion

Catheter ablation

Brief delivery of radiofrequency energy to destroy areas of heart tissue that may be causing arrhythmias

Coronary artery bypass grafting CABG

Arteries and veins are anastomosed to coronary arteries to detour around blockages

Defibrillation

Brief discharges of electricity are applied across the chest to stop dysrhythmias or ventricular fibrillation

Endarterectomy

Surgical removal of plaque from the inner layer of an artery

Extracorporeal circulation

Heart lung machine diverts blood from the heart and lungs while the heart is repaired

Heart transplant

A donor heart is transferred to recipient

Percutaneous coronary intervention (PCI)

balloon tipped catheter is inserted into coronary artery to open the artery, stents are put in place

Thrombolytic therapy

Drugs to dissolve clots are injected into the bloodstream of patients with coronary thrombosis

Transcatheter aortic valve replacement (TAVR)

Placement of a balloon expandable Aortic heart valve into the body through a catheter