By Zacharie

 It protects, shapes and supports your body!  It has 206 bones such as Patella, Femur, Cranium, Rib, Vertebral column, Mandible…  When bones meet, they can form a joint that can form flexibility and movement.

 It has more than 650 skeletal muscles which include the heart, lung, soleus, quadriceps mentalis…  It makes your body move because it generates every movement you do.  It contains half of your body’s weight.

 The body needs oxygen to transform chemical energy into kinetic energy.  Solid, liquid, and gas (plasma) work together in our body.  Solid particles are packed together and have little energy which keeps them going.  Liquid particles have more energy, take form of their container and go easily over each other.  Gas particles have the most energy and are even more separated of each other than the others.

 The respiratory system takes oxygen through the lungs and body and remove carbon dioxide.  The digestive system takes your food (nutrients) through out your body.  The circulatory system contains blood, blood vessels and carries oxygen and nutrients.  The nervous system contains the brain and the nerves. It works at 250 mph.  The endocrine system sends hormones around the body to control sleep, temperature, growth, and reproduction.

 Heart  Lungs  Kidneys  Brain  Skin  Stomach  Bladder

 Blood cells  Eye cells  Skin cells  Brain cells  Fat cells  Nerve cells

 It is 2% of your weight, but it uses 20% of your body’s energy.  Your brain has two hemispheres: right one controls the left side of your body and the left hemisphere controls the right side of your body.  Neurons send messages through out your body at 225 mph.

 Sound  Taste  See  Touch  Smell

 They enable your body’s movement.