biologii

lung ventilation

periodic air exchange in The lungs we inhale and exhale all The Time The process doesn't depend on US

gas exchange

The process in which oxygen is delivered to The body and carbon Dioxide is eliminated

alveoli

oxygen goes from the alveoil into The blood and carbon Dioxide goes from the blood into The alveoil

cells

oxygen goes from the blood into The cells and carbon Dioxide goes from the cells into The blood

cellular

is The process through which cells convert sugars (usually glucose) into energy The process uses oxygen it Takes place in mitochondra during cellular respiration energy Water and carbon Dioxide are produced

glucose + oxygen =

carbon Dioxide, Water energy

respiratory system disorders - prevention

-personal hygiene -avoiding contact witch ill people

viral infections of The respiratory tract

-rynny nose -cold -flu flu can lead to serious complications

angina and pneumonia

are bacterial illesses

tuberculosis

is dangerous illness which may be fatal vaccinations are used to as prevention

dust disease or cancers

illnesses in dust in The air of The respiratory system

lung Cancer

is a serious disease which may lead to deatch to most important thing is to avoid smoking also passive and polluted air

substances removed from body

-urea -water -mineral Salt, carbon, lungs

ways of expelling harmful substances

The urinary system, The sweat glands, lungs

The urinary system

-kidneys -the urinary tract: ureter, bladder, urethre

nefrons

filter blood. They are stuctural and functional units of The kidneys

kidneys

regulate The body fluid composition