Across
- 2. Nerve: The nerve at the back of the eye that transports electric signals to the brain.
- 4. sensation is a _______ while perception is a psychological process
- 8. The hole located in the iris that changes size to allow different amounts of light into the inner eye.
- 10. Incoming sensory information is given meaning so that it can be understood that the stimulus been viewed is a tree
- 11. Photoreceptors that detect black and white and are used in night vision
- 13. The colorful structure of the eye that changes the shape of the pupil to allow for different amounts of light to enter the inner eye.
- 17. sensory receptors convert stimulus energy into neural impulses
- 19. refers to the process by which we give meaning to sensory information.
Down
- 1. muscles: Attached to the lens and alter the shape of the lens to focus light on the retina
- 3. Neural impulses travel to the region of the brain of the primary visual cortex for interpretation
- 5. The outermost lens of the eye that focuses light into the inner eye and protects it from harmful matter.
- 6. Photoreceptors that detect colour and are used in daytime vision
- 7. humor: Clear fluid that helps the eye keep its spherical shape
- 9. Elastic, disk-shaped structure that focuses light on the retina
- 12. refers to the way in which the brain interprets and processes visual information.
- 14. The light sensitive layer within the eye that converts images into electrical signals.
- 15. is the process by which our sense organs and receptors detect and respond to sensory information that stimulates them.
- 16. humor: Clear fluid that supplies oxygen and nutrients to the cornea and lens
- 18. sensory receptors in the eye detecting the presence of a stimulus