Get Adobe Flash player

Main Menu

Heart Attack and Cardiac Disorders

(1) Heart Attack and Cardiac Disorders

Heart Attack and Cardiac Disorders

The heart is situated in the chest between the right and left lungs, and it is well protected by the chest wall and rib cage.

Share

Read more...

(2) Heart Attack and Cardiac Disorders

What is the structure of a normal heart?

The heart is composed of muscle (called myocardium), and it is surrounded by a tough, protective membrane (or sac) known as the pericardium.

Share

Read more...

(4) Heart Attack and Cardiac Disorders

What are the electrical events of the heart?

Electrical events begun by the heart’s natural (intrinsic) built-in pacemaker (the tissue that triggers the electrical impulses) control the rhythmic and continuous blood circulation (the mechanical event). That pacemaker is called the sinus node.

Share

Read more...

(3) Heart Attack and Cardiac Disorders

How many heart valves are present, and how does the heart carry out blood circulation?

There are four valves in the heart. The  mitral valve is situated between the left atrium and left ventricle.

Share

Read more...

(5) Heart Attack and Cardiac Disorders

What are normal heart sounds?

During the mechanical events of the heart, the closing of various heart valves creates two distinct heart sounds.

Share

Read more...

Google+

googleplus sm

Translate

ar bg ca zh-chs zh-cht cs da nl en et fi fr de el ht he hi hu id it ja ko lv lt no pl pt ro ru sk sl es sv th tr uk

Verse of the Day

Global Map