When the coronary _____ are blocked, blood does not flow as well and coronary artery disease begins to develop.

As your heart pushes blood through your body's vessels, blood pushes against the walls of the vessels creating ___.

Your heart is a ____, so it needs exercise to keep it strong.

The _________________arteries carry blood and oxygen to all parts of the heart.

A blockage in a coronary artery can cause a person to suffer a ______________________

A fatty substance that can coat the inside walls of arteries is ________________.

A buildup of cholesterol on the artery walls causes the heart to work_______________.

Blocked arteries prevent blood carrying oxygen and _______________from reaching the cells of the body.

Where does gas exchange occur in the respiratory system?

Blood vessels that carry blood away

from the heart

Blood vessels that brings blood to the

heart.

Electric instruments that doctors place inside a person's chest to control the heartbeat.

Wire mesh that widens blocked arteries.

Drugs given to patients that have suffered a heart attack.

drugs that lower cholesterol.

A faulty valve in the heart is dangerous because

Replacement heart valves can be made of tissue or artificial (man made materials)