The function of nutrition is essential to
life.
Nutrients give our body the energy they
need
The digestive system the respiratory
system, the circulatory system , and the
excretory system carry out the function
of nutrition
the digestive system transforms food into
nutrientns.
Food goes through digestive tract
is made up of the mouth
, pharynx, oesophagus, stomach, small
intestine, large intestine
Salivary glands release chemicals into
the digestion
The respiratory system is in charge of
breathing ,it have two movements inhale
exhale
The excretory filters waste
substances from the blood the
body through excretion
They removes waste substances from the
blood and make sweat
Is make up of the kidneys and the urinary tract
Kidneys removes waste substances from the blood and they make urine
Digestive tract
Ureters transport urine to the bladder
Bladder stores urine
Urethra connects the bladder to the outside
The circulatory system transport nutrients
and oxygen to our cells. Is made up of
blood heart and blood vessels
Is a red liquid tissue made up of cells that
float in liquid called plasma
Is a muscular organ that pumps the
blood around the body.
Human circulation is closed and doble
Closed in mammals the heart has a
heart septum that separates the heart in
two halfs
Double it have two routes pulmonary
circulation and systemic circulation.