What is sensation and how does it work?
Next Generation Science Standards (NGSS) Alignment
LS1-2 From Molecules to Organisms: Structures and Processes
Discussion Questions
1. How does your brain take in information from the environment?
2. What kinds of information do different animals need to take in from their environment?
Video 1
Vocabulary
1. Central Nervous System - the part of the nervous system made up of the brain and spinal cord
2. Stimulus - information or changes in the environment that can be detected by an organism’s sense organs
3. Receptor - body parts, organs, or cells that are specialized for detecting specific stimuli from the environment and relaying that information to the brain in a form it can understand
4. Sensation - the process of detecting a stimulus through the sense organs
5. Perception - the process of determining the identity or meaning of information from the senses
Video 2
Review
1. The nervous system is responsible for making sense of information from the environment
2. Sensation involves taking in information from the environment and converting it into a form that the central nervous system can use
