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Wednesday, 23 July 2014

HUMAN BODY ORGANS - HEART, LUNGS AND THYROID


ORGAN PHYSIOLOGY

Physiology

It is the study of functions of human body with respect to processes like nutrition, movement, respiration, digestion and reproduction.



1.                  Heart

It is a pear shaped organ.it lies in the chest cavity below the lungs. Size of the heart is about our fist and it weighs 200 grams to 300 grams.


Heart diseases: angina, arrhythmia, congenital myocarditis, atherosclerosis, coronary artery disease etc.



2.                  Lungs

Lungs are the paired organs.
Their main work is respiration. Lungs provide the area for the exchange of oxygen from the atmosphere with the carbon dioxide from the blood.


Lungs diseases: emphysema, asthma etc.




3.                  Thyroid

It is a small butterfly shaped endocrine gland located at the back of neck, just below the Adam’s apple.
Thyroid produces the following hormones
T3, T4, TSH
These hormones are responsible to influence every organ, tissue and cell of body.
     It controls body weight, heart rate, menstrual cycles, muscular strength etc.


Thyroid malfunctioning causes diseases: hypothyroidism, hyperthyroidism




ARE YOU EATING BAD CARBS, CHECK OUT @ YOUR FOOD AND GLYCEMIC INDEX 





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