Date post: | 15-Aug-2015 |
Category: |
Education |
Upload: | jaineeljd007 |
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HUMAN HEART
Do You Know My Location..??
Physical View
Length: 9-10 cm.Width: 6-7 cm.
[Size of Closed fist].
Color: Dark reddish with greenish patches.
What is My Work…??
•Pumping of Blood•I work non-stop• I supply Oxygenated blood to body
•Two Atria•Two Ventricles•Valves (Bicuspid and Tricuspid)•Aorta•Vena cava•Arteries•Veins
Structure
Facts
•Heart beats 1,00,000 times a day•35 million beats in year•2.5 billion approx in life-time
•FUNNY BUT TRUE:- More than studies or biological processes Heart is Involved in LOVE talks..
FLOW OF BLOOD
Heart Beat
Elephant 25-30 per minHorse 30-50 per minHuman 50-100 per minDog 70-200 per minRabbit 150-200 per minMouse 400-600 per min
It is sound produced by closing of valves.
How it is produced..??
SA NODE
AV NODE
BUNDLE OF HIS
PURKINJEE FIBRES ON WALLS OF VENTRICLES
Heart Disorders
•Atherosclerosis•Heart failure•Hypertension•Angina (chest Pain)•Mitral Stenosis
COMMONLY SEEN:-
ATHEROSCLEROSIS
•Also called ‘Silent killer’…•Cholesterol is deposited of walls of Arteries and blocks the route of Blood flow.
Hypertension(High BP)
CAUSES:-
OBESITY
CONTROL:-
Angina (chest Pain)
NOTE:- IT IS TEMPORARY PAIN
Mitral Stenosis
TAKE CARE
BE SAFE
CONTACT US