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Nervous and Endocrine Systems (Grade 8)

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Nervous and Endocrine Systems

Instructions: Circle or fill in the correct answer to each question.

What carries hormones throughout the body?                             
The                          system is a complex group of glands.
What master gland controls other glands and processes?
  1. pineal gland
  2. pituitary gland
  3. hypothalamus
  4. thyroid gland
What chemical messengers are part of the endocrine system?
  1. glands
  2. enzymes
  3. hormones
  4. homeostasis
Nerve cells, or neurons, in the brain and spinal cord cannot grow back, or regenerate, once injured.
  1. True
  2. False
The brain has three parts: the cerebrum, cerebellum, and membrane.
  1. True
  2. False
What is the cornea of the eye?
  1. tough, thin bag that forms the eye ball
  2. colored part of the eye
  3. black round spot in the middle of the eye
  4. clear "window" in the front of the eye
What are hormones?
  1. sources of energy for the body
  2. chemicals that aid in digestion
  3. chemicals that deliver messages to tell cells and organs what to do
  4. chemicals that allow your brain to think
The nervous system is divided into two main parts, the central nervous system and the
  1. southern nervous system.
  2. cerebral nervous system.
  3. polar nervous system.
  4. peripheral nervous system.
Neurons are cells that
  1. give, receive, and handle information.
  2. help your body to grow physically larger.
  3. you do not have when you are first born.
  4. only exist in your lungs.
What protects the spinal cord?
  1. myelin sheath
  2. spinal column
  3. ribs
  4. brainstem
What system is responsible for detecting the body's environment?
  1. respiratory
  2. nervous
  3. excretory
  4. circulation
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