Crossword 1

1. a sheath of fatty tissue encasing the fibers of many neurons
3. neurons that carry incoming information from the sensory receptors to the brain
5. extension of a neuron through which messages pass through to other neurons
6. depth cues that depend on the use of two eyes
7. the sense or act of hearing
8. the system for sensing the position and movement of individual body parts
9. an illusion of movement when two or more adjacent lights quickly blink on and off
11. nervous system that controls the glands and muscles of organs
15. an area of the brain controlling language expression (Speech)
16. an area of the brain controlling language reception (Comprehension)

2. a nerve cell
3. process which our sensory receptors and nervous system receive and represent stimulus energies
4. process of organizing and interpreting sensory information, enabling the recognition of meaningful objects
10. neurotransmitter's re-absorption by the sending neruron
11. threshold stimulation needed to detect stimulus 50% of the time
12. neurons that carry outgoing information from the brain & spinal cord to muscles and glands
13. the principle that two stimuli by differ by a constant percentage to be perceived as different
14. nervous system that controls the body's skeletal muscles