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Fourth Grade (Grade 4) Nervous and Endocrine Systems Questions

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Grade 4 Nervous and Endocrine Systems
Which of these describes the brain?
  1. controls your heart and all of the noise in your body. It makes sure you breathe, ensure your heart beats properly, and remind you to close your mouth. It even holds all of your fears.
  2. controls your muscles and all of the organs in your body. It makes sure you breathe automatically, ensure your heart beats properly, and remind you to blink your eyes. It even holds all of your thoughts and memories.
  3. Makes you walk
  4. digests your food
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
What are three parts of the nervous system?
  1. nerves
  2. brain
  3. kidney
  4. heart
  5. spinal cord
Grade 4 Nervous and Endocrine Systems
Which part of the ear passes vibrations to the middle ear?
  1. eardrum
  2. inner ear
  3. outer ear
  4. nerve cells
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
Grade 4 Nervous and Endocrine Systems
What is the effect of the inner ear's vibration?
  1. The inner ear's walls are lined with hairs.
  2. Vibrations pass through middle ear bones.
  3. Nerve cells send sound signals to the brain.
  4. The outer ear collects and guides sound waves.
Grade 4 Nervous and Endocrine Systems
Your brain interprets signals from                                    as sounds.
  1. eardrums
  2. three bones in the middle ear
  3. tiny hairs that affect nerve cells
  4. inner ears
Grade 4 Nervous and Endocrine Systems
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