Science Flashcards
The entrance of oxygen in our body
NOSE AND MOUTH
Is our throat
Pharynx
The air passing this part is warm dump and clean
Nasal cavity or nasal passageways
Respiratory system is also known as
Human breathing system
Is our voice box
Larynx
Function of Respiratory system
Taking in oxygen and expelling carbon dioxide
It is also known as windpipe it is empty tube that serve as passageway of air into the lungs
Trachea
These are the hair like tubes that connect to the alveoli
Bronchioles
In two branching tubes that connect the trachea to the lungs
Bronchi
The main organs of the respiratory system
Lungs
These are air sacs that allow gas exchange in the lungs
Alveoli
Major parts of the circulatory system
Heart and blood vessels
It pumps the blood throughout the body
Heart
Carry blood towards the heart
Veins
Three types of blood vessels
Veins, arteries, and capillaries