VOCAB - CARDIOVASCULAR

aorta

The _____ carries oxygen-rich blood from the heart to the rest of the body.

apex of the heart

The doctor listened to the heartbeat at the _____.

arteriole

_____ connect arteries to capillaries.

atrioventricular bundle

The _____ carries signals through the heart.

atrioventricular node

The ____ helps control the timing of heartbeats.

atrium

Blood enters the heart through the right and left _____.

capillary

Oxygen and carbon dioxide are exchanged in the _____.

coronary arteries

A blockage in the ____ can cause chest pain.

deoxygenated blood

_____ flows into the right side of the heart.

diastole

____ is the phase when the heart relaxes and fills with blood.

electrocardiogram

The doctor checked the _____ to see the heart's rhythm.

endocardium

The _____ lines the inside of the heart chambers.

endothelium

The _____ helps keep blood flowing smoothly.

mitral valve

The _____ controls blood flow between the left atrium and ventricle.

murmur

The doctor heard a heart _____ during the check-up.

myocardium

The _____ is the thick muscle that helps pump blood.

normal sinus rhythm

His ECG showed a _____.

oxygen

The blood delivers _____ to all parts of the body.

sinoatrial node

The _____ acts as the heart’s natural pacemaker.

pericardium

The _____ protects and covers the heart.

pulmonary artery

The _____ carries blood to the lungs.

pulmonary circulation

____ moves blood between the heart and lungs.

pulmonary valve

The _____ opens to allow blood into the pulmonary artery.

pulmonary vein

Oxygen-rich blood returns to the heart through the _____ .

pulse

The nurse checked the patient’s _____ .

septum

The _____ separates the left and right sides of the heart.

sphygmomanometer

The doctor used a _____ to measure blood pressure.

systemic circulation

_____ sends oxygen-rich blood to the whole body.

systole

During _____ , the heart contracts to pump blood out.

tricuspid valve

The _____ controls blood flow on the right side of the heart.

valve

_____ in the heart keep blood flowing in one direction.

vein

_____ carry blood back to the heart.

vena cava

The _____ brings deoxygenated blood from the body to the heart.

ventricle

The left _____ pumps blood to the whole body.

venule

_____ connect capillaries to veins.