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are our body parts fragile

• no

• yes

we can walk on our

• hands

• feet

• nose

• fingers

What is the study of out breaks and diseases

• nurseolgy

• biology

• science

• epidemiolgy

What kind of information can be sent through the nervous system?

• hearing a fire alarm
• feeling a sharp pencil tip
• smelling pancakes or bacon
• all of the above and much more

What are some major parts of the digestive system?

• kidneys, liver, bladder, and skin
• brain, spinal cord, and nerves
• mouth, stomach, large intestine, small intestine
• heart, arteries, and veins

Which body system lets you breathe oxygen in and carbon dioxide out?

• respiratory system
• circulatory system
• excretory system
• none of the above