Chapter 9: The cardiovascular system

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183 Terms

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valvo

heart

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atri/o

atrium (upper chamber)

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sept/o

septum

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ventricul/o

ventricle (lower chamber)

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cardi/o

heart

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coron/o

heart

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angi/o, vas/o, vascul/o

vessel

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aort/o

aorta

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arteri/o

artery

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athero/o

fatty plaque

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phleb/o, ven/o

vein

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tricuspid valve

connects right atrium to the right ventricle

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aortic valve

connects the left ventricle to aorta

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angina pectroris

oppressive pain in the chest caused by irregular blood flow to the heart

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arrhythmia, dysrhythmia

irregular heartbeat

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palpitation

rapid or irregular beating the heart

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pectoralgia

chest pain

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aortalgia

pain in the aorta

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diaphoresis

profuse sweating

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hemorrhage

loss of blood

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phlebalgia

pain in a vein

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endocardium

tissue lining the inside of the heart

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epicardium

tissue lining the outside of the heart

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myocardium

heart muscle tissue

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pericardium

tissue around the heart

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bradycardia

slow heartbeat

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cardiomegaly

enlarged heart

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cyanosis

bluish appearance to the skin- a sign that the tissue isn’t receiving enough oxygen

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mrumur

abnormal heart sound

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tachycardia

rapid heartbeat

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vena cava

large diameter vein that gathers blood from the body and returns it to the heart

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inferior vena cava

portion of the vena cava that gathers the blood

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superior vena cava

portion of the vena cava that gathers blood from the upper portion of the body (head and arms)

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angiogenesis

development of blood vessels

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angiolith

stone forming in the wall of a blood vessel

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angiopoiesis

formation of blood vessels

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angiosclerosis

hardening of a blood vessel

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aortectasia

dilation of the aorta

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aortic stenosis

narrowing of the aorta

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aortolith

stone deposit in the wall of the aorta

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arteriolith

stone in the artery

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arteriorrhexis

rupture of an artery

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arteriosclerosis

hardening of an artery

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artherogenesis

hardening of an artery due to buildup of fatty plaque

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artherosclerosis

hardening of an artery due to buildup of fatty plaque

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embolism

blockage in blood vessel caused by an embolus

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embolus

mass of matter present in the blood

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ischemia

blockage of blood flow to an organ

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occlusion

closing or blockage of a passage

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phlebosclerosis

hardening of a vein

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thrombus

blood clot

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varicose veins

enlarged, dilated, vein toward the surface of the skin

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vasospasm

involuntary contraction of a blood vessel

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venosclerosis

hardening of a vein

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venospasm

involuntary contraction of a vein

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venostasis

trapping of blood in an extremity due to compression

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angiogram

record of the blood vessels

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angiography

procedure to describe the blood vessels

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aortogram

record of the aorta

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arteriogram

record of an artery

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venogram

record of a vein

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angioscope

device looking into a blood vessel

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cardiac catheterization

process of inserting a tube (catheter) into the heart

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echocardiogram

image of the heart produced using sound waves; the same procedure as an ultrasound performed on pregnant people but performed on the heart

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echocardiography

use of sound waves to produce an image of the heart; the same procedure as an ultrasound performed on pregnant people

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sonography

use of sound waves to produce diagnostic images; also called ultrasound

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Stress electrocardiogram

records electrical signals of the heart while the patient experiences increases of exercise stress

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transesophageal echocardiogram

record of the heart using sound waves performed by inserting the transducer into the esophagus

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vascular endoscopy

procedure to look inside a blood vessel

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blood pressure

the fore exerted by blood on the walls of blood vessels

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diastolic pressure

Pressure exerted on blood vessels when heart is relaxed

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systolic pressure

the pressure exerted on blood vessels when heart is contracting

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cardiologist

heart specialist

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cardiology

branch of medicine dealing with the heart

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cardiovascular

pertaining to the heart and blood vessels

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circulation

moving of blood from the heart thru the vessels and back to the heart

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coronary circulation

circulation of blood from the heart to the to the heart muscle (heart always feeds itself first)

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pulmonary circulation

circulation of blood from the heart to the rest of the body

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systemic circulation

circulation of the blood from the heart to the rest of the body

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phlebologist

specialist in veins

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phlebology

study of veins

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phlebotomist

one who draws blood

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phlebotomy

incision into a vein- the technical term for drawing blood

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cardiotoxic

poisonous to the heart

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angiocarditis

Inflammation of the heart vessels

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atrial fibrilation

quivering or spontaneous contraction of muscle fibers in the heart’s atrium

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atrial septal defect (ASD)

flaw in the septum that divides the two atria of the heart

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cardiac arrest

cessation of functional circulation

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Cardiomyopathy

disease of the heart muscle

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congestive cardiomyopathy

heart cavity is unable to pump all the blood out of itself (congestive) and becomes stretched (dilated) which causes weak/slow pumping of blood

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dilated cardiomyopathy

another term for congestive cardiomyopathy

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hypertrophic cardiomyopathy

heart muscle becomes enlarged and blocks blood flow

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restrictive cardiomyopathy

heart muscle hardens, restricting the expansion of the heart, thus limiting the amount of blood it can pump to the rest of the body

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carditis

inflammation of the heart

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congenital heart defect

heart failure characterized by the heart cavity being unable to pump all the blood out of itself (congestive)

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coronary thrombosis

obstruction of a coronary artery by a clot

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