Spinal Cord

1
Spinal Cord

• What is the name of the bundle of nerves that
  runs down your back?

2
Cells

• What are the smallest living structures in the
  human body?

3
Involuntary

• What kind of muscles are being used when you
  digest food, breathe, or pump blood around your
  body?
• (voluntary or involuntary)

4
Cardiac

• What kind of muscle is the heart made of?

5
lungs

• Where do red blood cells pick up oxygen?

6
Bones

• What tissue makes red and white blood cells?

7
Smooth Muscle

• What kind of muscle helps you breathe (diaphragm)
  and moves food through the digestive system?

8
Brain

• Which organ receives and sends messages to all
  parts of your body?

9
Blood Cells

• What kind of cells do bones make?

10
Skeletal System

• Which body system protects your vital organs?

11
White Blood Cells

• What kind of blood cells fight pathogens?

12
Skeletal System

• What system supports your body?

13
Muscular System

• What body system moves your body parts?

14
Skeletal System

• What body system makes blood cells?

15
Respiratory System

• Which system takes in oxygen and removes carbon
  dioxide from your body?

16
Skin

• What organ helps to maintain your body
  temperature (by sweating)?

17
Voluntary

• What kind of muscles are being used when you kick
  a ball, swim, or hold a pencil?
• (voluntary or involuntary)

18
Alveoli

• What is the name of the tiny air sacs that
  exchange oxygen and carbon dioxide gases?

19
Oxygen and Glucose (food for the plant)

• What are the two products of photosynthesis?

20
Endocrine System

• Which body system sends hormones to make things
  happen in your body?

21
Circulatory System

• Which system moves blood around your body?