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Chapter 10- Nervous System #3-Brain structures

Across
Islands of gray matter in the white matter of the brain; produces automatic movements and posture
Regulates body temperature, water balance, sleep-cycle, appetite and sexual arousal
Two way communication pathway between the spinal cord and higher brain centers; cardiac, respiratory, vasomotor and reflex control center
Divides the cerebrum into right and left hemispheres
Layer of gray matter on the surface of the cerebrum (consists of dendrites and cell bodies)
Two way communication pathway, relay for visual and auditory impulses
Functions to produce smooth coordinated movements, maintain equilibrium, and sustain normal postures
Sensory relay station from various body areas to cerebral cortex, emotions and alerting or arousal mechanisms
The grooves on the surface of the brain
Two way communication pathway between areas of the brain and other regions of the body; influences respiration
Down
Releases melatonin and regulates the internal biological clock
Central band of white matter tracts that sends information between the two hemispheres
Small bits of gray matter mixed intricately with the white matter of the brain stem
Ridges (convolutions) on the surface of the brain
The medulla oblongata, pons and midbrain make up this
Largest upper most part of the brain
Consists of the hypothalamus, thalamus and pineal gland
Second largest part of the brain, lies under the occipital lobe