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Ninth Grade (Grade 9) Nervous and Endocrine Systems Questions

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Grade 9 Nervous and Endocrine Systems
This gland releases hormones that help the body respond to stress.
  1. testes
  2. ovaries
  3. adrenal
  4. pancreas
Grade 9 Nervous and Endocrine Systems
A tissue or organ that produces a hormone is a(n)
  1. system.
  2. cell.
  3. organism.
  4. gland.
Grade 9 Nervous and Endocrine Systems
This gland releases thymosin, which helps to initiate T-cell development.
  1. thymus
  2. ovaries
  3. hypothalamus
  4. pancreas
Grade 9 Nervous and Endocrine Systems
Which organ helps an organism to see and uses tears to clean itself?
  1. eye
  2. nose
  3. heart
  4. brain
Grade 9 Nervous and Endocrine Systems
This gland releases melatonin, a hormone involved in day-to-day sleep-wake cycles.
  1. thyroid
  2. pituitary
  3. adrenal
  4. pineal
Grade 9 Nervous and Endocrine Systems
Which internal factor must be monitored and adjusted to maintain homeostasis?
  1. blood pH
  2. blood pressure
  3. internal temperature
  4. all of the above
Grade 9 Nervous and Endocrine Systems
What structure makes hormones that control the pituitary gland and hormones that are stored in the pituitary gland?
  1. adrenal gland
  2. thyroid gland
  3. parathyroid gland
  4. hypothalamus
Grade 9 Nervous and Endocrine Systems
At birth, a baby's brain is what percent of its adult size?
  1. 100%
  2. 75%
  3. 65%
  4. 50%
Grade 9 Nervous and Endocrine Systems
Information from the eye is sent to the                 lobe of the brain.
  1. parietal
  2. occipital
  3. frontal
  4. temporal
Grade 9 Nervous and Endocrine Systems
A gap between nerve cells that allows for the transmission of chemical signals is a
  1. reflex.
  2. sensory receptor.
  3. shortcut.
  4. synapse.
Grade 9 Nervous and Endocrine Systems
The part of the neuron that contains the nucleus is the
  1. axon.
  2. cell body.
  3. dendrite.
  4. medulla.
Grade 9 Nervous and Endocrine Systems
Which component of the eye changes information into electrical impulses that travel to the brain?
  1. cornea
  2. pupil
  3. photoreceptors
  4. sclera
Grade 9 Nervous and Endocrine Systems
Your body maintains homeostasis in all these ways EXCEPT
  1. osmosis.
  2. passive transport.
  3. insulin regulation.
  4. none of the above.
Grade 9 Nervous and Endocrine Systems
The                 contains centers for the regulation of the heartbeat, breathing, and blood pressure.
  1. brain stem
  2. cerebellum
  3. cerebrum
  4. spinal cord
Grade 9 Nervous and Endocrine Systems
The brain has        3        main parts.
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