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The Body. Growth and Development By: Elizabeth Budd. The Nervous System. Carries messages to and from the brain and all other parts of the body and helps cause our reflexes Brain : control center of the body Spinal Cord : carries messages between the brain and the body

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the body

The Body

Growth and Development

By: Elizabeth Budd

the nervous system
The Nervous System

Carries messages to and from the brain and all other parts of the body and helps cause our reflexes

  • Brain: control center of the body
  • Spinal Cord: carries messages between the brain and the body
  • Nerve Cells: a small unit of the nervous system
the cardiovascular system
The Cardiovascular System

Moves nutrients, hormones, and gases throughout the body

  • Blood: carries nutrients, oxygen and other things to cells
  • Blood Vessels: tubes that carry blood throughout the body
  • Heart: muscle that pumps blood throughout the body
the immune system
The Immune System

Removes bad organisms from the blood and fights sickness

  • Lymph Node: structure that kills sickness
  • Spleen: filters bad things from the blood
  • Thymus Gland: causes white blood cells to become T-cells that kill off sickness
the respiratory system
The Respiratory System

Provides body cells with oxygen and removes carbon dioxide

  • Trachea: tube where air moves to the lungs
  • Bronchi: two tubes that air goes through after the trachea to the lungs
  • Lungs: main organs
  • Cilia: smalls hairs that remove dust from the air we breath
the muscular system
The Muscular System

Consists of muscles that provide motion and maintain posture

  • Voluntary Muscles: muscles you can control
    • Arms, legs
  • Involuntary Muscles: muscles you cant control
    • stomach, lungs
the skeletal system
The Skeletal System

Serves as the frame of your body, protects your organs, and works with muscles so you can move!

  • Bones: hard material of the skeletal system
  • Bone Marrow: the tissue inside of your bones
  • Cartilage: tissue at the end of your bones that helps connect some bones
  • Ligaments: tough fiber that connects some bones
  • Joints: where two bones meet
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