MedTerm Chapter 11

115 terms by alexs0fly 

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Capillary

smallest blood vessel

aorta

largest artery in the body

ventricle

lower chamber of the heart

tricuspid valve

valve between the right atrium and ventricle

pulmonary vein

carries blood from the lungs to the heart

superior vena cava

brings blood to heart from upper parts of the body

atrium

upper chamber of the heart

mitral valve

valve between the left atrium and ventricle. also known as the bicuspid valve

pulmonary artery

carries blood to the lungs from the heart

arteriole

small artery

sinoatrial node

The pacemaker of the heart is the ___. It starts the heart beat.

pericadium

the sac-like membrane surrounding the heart is the ___

systole

the contractive phase of the heartbeat

diastole

the relaxation phase of the heartbeat

murmur

Abnormal heart sound caused by improper closure of heart valve

arteriosclerosis

hardening of the arteries

cardiomegaly

enalrgement of the heart

thrombophlebitis

inflammation of a vein with a clot

cardiomyopathy

disease condition of heart muscle

tachycardia

condition of rapid heart beat

cyanosis

bluish coloration of the skin

heart block

failure of condition of impulse from the AV node to heart. also called an AV block.

aneurysmorrahpy

The surgical suture of the sac of an aneurysm. Also called aneurysmoplasty.

ischemia

blood held back from an area. Leads to myocardial infection. caused by thrombotic occlusion of blood vessel or coronary artery disease

atheroma

mass of plaque (cholesterol)

vasoconstriction

narrowing of a vessel

myocardial infarction

dead tissue in heart muscle

angina

chest pain

thrombotic occlusion

blockage of a vessel due to a clot

flutter

rapid but regular atrial or ventricular contractions

mitral valve prolapse

improper closure of the valve between the left atrium and ventricle during systole

coronary heart disease

bloackage of the arteries surrounding the heart leading to ischemia

hypertensive heart disease

high blood pressure affecting the heart

coarctation of the aorta

congenital narrowing of large artery leading from the heart

fibrillation

rapid, random, ineffectual, and irregular contractions of the heart

congestive heart failure

inability of the heart to pump its required amount of blood

tetralogy of fallot

congenital malformation involving four seperate heart defects

ausculation

listening with a stethoscope

vegetations

lesions that form on heart valves after damage by infection

petechiae

small, pimpoint hemorrhages

secondary hypertension

high blood pressure due to kidney disease

essential hypertensions

high blood pressure with idipathic etiology

aneurysm

local widening of an artery

claudication

pain, tension, and weakness in a limb after walking has begun

emboli

clots that travel to and suddenly block a blood vessel

HDL

high density lipoprotein

thrombyltic therapy

used to break up dangerous clots inside blood vessels

cardiac catheterization

catheter put into blood vessel to diagnose heart

SA node

sinoartial system that controls the heart rate. pacemaker of the heart that starts its beating

ECG

Electrocardiogram - record used to detect electrical changes in heart muscle as the heart beats.

sphygmonanometer

instrument to measure blood pressure

phlebotomy

incision of a vein

hypoxia

deficient in oxygen

vena cava

largest vein in the body

hypercholesterdemia

high levels of a fatty substance in the blood

interatrial septum

wall between the upper chambers of the heart

vasodilation

widening of a blood vessel

brachial artery

vessel carrying blood to the arm

atherectomy

removal of fatty plaque from a blood vessel

arterial anastomosis

new connection between two arteries

mitral valvulitis

inflammation of valve on the left side of the heart

thrombolysis

breakdown (destruction) of a blood clot

pulmonary artery

vessel carrying blood to the lungs

valvuloplasty

surgical repair of a valve

pericardiocentesis

surgical puncture to remove fluid between the membranes surrounding the heart

varicose veins near the anus

hemorrhoids

occlusion

closure / blockage of a blood vessel

angina

chest pain caused by temporary difference between supply and demand of oxygen to the heart

raynaud phenomenon

short episodes of pallor and numbness in fingers and toes due to temporary constriction

arrythmias

examples are flutter, fibrillation, and heart block

patent ductus arteriosus

small duct between the aorta and pulmonary artery, which normall closes soon after birth but remains open

congestive heart failure

the heart is unable to pump its required amount of blood; pulmonary edema may result

murmurs

extra heart sounds heard between normal beats

endocarditis

inflammation of the inner lining of the heart

aneurysm

local widening of an artery caused by weakness in the arterial wall

beta blockers

drug used to treat abnormal heart rhyhms and high blood pressure

claudication

blockage of arteries in the lower extremities due to atherosclerosis

palpitations

uncomfortable sensations in the chest

artery

takes blood AWAY from the heart

vein

takes blood to the heart

carbon dioxide

gas waste released by body cells that goes from the heart to the lungs through veins where it is then expelled

veinmyocardium

muscle layer of the heart

pulmonary

having to do with lungs

coronary

pertaining to the heart

hemorrhoids

swollen blood vessels in the rectal region

hemangioma

tumor of blood vessels

septum

wall or partition within the heart

digoxin

drug used to reduce abnormal heart rhythms

phelbitis

inflammation of a vein

endarterectomy

removal of the inner lining of an artery or even plaque

hypercholesterolemia

high levels of cholesterol int eh bloodstream

ACS

Acute coronary syndrome which includes unstable angina and myocardial infection

TEE

transesophageal echocardiography. which is a type of ultrasound imaging of the heart

hypertension

High blood presure

CCU

coronoary care unit - hospital area where acute heart conditions are treated

tPA

drug used to present thrombosis

LVAD

left ventricular assist device - used as a bridge to transplant

Tc

technetium - radioactive element used in cardiac scans

angiogram

record / x-ray of a blood vessel

aortic stenosis

narrowing of the aorta

arteriography

process of recording / x-raying arteries after injecting contrast material

atheroma

collection of fatty material in an artery

atherosclerosis

hardening of arteries with desposit of fatty substance

atrial

pertaining to upper chambers of the heart

atrioventricular

pertaining to an atrium and ventricle (upper and lower heart chambers)

brachial artery

artery that branches from the aorta to bring blood to the arm

coronary arteries

arteries that branch from the aorta to bring oxygenated blood to the heart muscle

myxoma

benign tumor of the heart (myxo = mucus). The tumor is in soft mucoidstromal tissue.

stethoscope

instrument to examine the chest

valvotomy

incision of a valve

vascular

pertaining to blood vessels

venous

pertaining to veins

venipuncture

incision of a vein for phlebotomy or to start an IV infusion

interventricular septum

the wall separating the ventricles of the heart (lower chambers)

deep vein thrombosis

blood clot forms in a large lower limb vessel

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