When you breathe in air enters through these two parts.
What is Nose and mouth
What system delivers food and oxygen to your body's cells
Circulatory system
Protects your chest, there are12 pairs
Ribs
These help your bones and muscles to move
Muscles
Control centre of the body
Nervous system
They are muscles in charge of breathing
Lungs
These are tubes that transport blood
Blood vessels
It is a tough, flexible tissue that coversthe ends of bones and joints
Cartilage
A dome shaped muscle below the lungs that squeezes when you breathe
Diaphragm
These use electricity and chemicals to transmit messages
Nerves
It is the slimy substance that jeeps your nose moist and traps dirt and germs.
What is mucos
These carry oxygen-poor blood from those cells and back to the heart
Veins
Straps of strong, flexible tissue that hold the joints together
Ligaments
It is a dense tough tissue that narrows into a cord at the end and are attached to bones
Tendon
Processes the meassages and allows you to sense and react to your environment
Brain
What is the tube in the throat that contains vocal chords
Larynx
It is a temporary swelling of an artery each time your heart beats
Pulse
Longest bone in the body
Thigh bone
Strongest muscle in the body
Jaw
Reaction is automatic , important for survival
Reflex
Air travels here where it is warmed and cleaned.
What is tge nasal cavity.
Blood enters thru this muscle and it gets pumped to the lungs, it is the size of your fist
Heart
Smallest bone in the body
Ear
These muscles shape the body and hold it upright
Skeletal muscles
Five senses
Sight, hearing, smell, taste, touch