because it is just how we are made.
The particles trapped by the cilia in the respiratory system are moved upwards towards the throat where they are either coughed out or swallowed and eventually expelled from the body.
help u breathe The respiratory system includes the heart and lungs. The lungs take in oxygen which pumps blood through the whole human body and to the heart. This process keeps the heart pumping which keeps you alive.
how does the respiratory system work
how does the respiratory system work
Respiratory system
I think it is Respiratory System...
The human respiratory system has several mechanisms to get rid of inhaled dirt. These include the presence of mucus and cilia in the respiratory tract that trap and sweep away dirt particles, coughing to expel larger particles, and the body's immune response to help clear any remaining foreign particles.
The respiratory system brings oxygen into the body.
the respiratory system
The trachea is the airway in the respiratory system.
The immune system reacts to substances as threats to the body health. When the allergens are inhaled the first response of the immune system is to attack and attempt to stop the particles from harming the body.
The respiratory system is the organ system that moves air into and out of your body.