Sensory Receptors
see lightning in the sky
eyes
A squirrel sees a predator
Runs away
A student touches a hot pan and pulls their hand away.
What would happen first in the sequence of events in order to show how the nervous system operates.
The skin touches the hot pan.
When you hear the fire alarm, a stimulus is detected by the ears which is a _______ _______.
sensory receptor
smell smoke in the air
nose
Sun moves across the sky
Flower follows the sun
A student touches a hot pan and pulls their hand away.
What would happen second in the sequence of events in order to show how the nervous system operates.
Heat receptors in the skin detect the hot temperature.
This message travels from your ______ to your______.
taste sour candy
mouth
A fly goes over a pond
Frog catches dinner with his tongue
A student touches a hot pan and pulls their hand away.
What would happen third in the sequence of events in order to show how the nervous system operates.
A signal travels through nerves to the brain.
The brain processes this sound from your ______ and lets you know that you are in danger.
memory
feel cold snow on your hands
skin
Smell of food is in the air
You go to see what there is to eat
A student touches a hot pan and pulls their hand away.
What would happen fourth in the sequence of events in order to show how the nervous system operates.
The brain sends a message to the muscles to move the hand.
If you hear a fire alarm and realize you are in danger, your ________ is to run.
response
hear music
ears
You walk outside in the winter without a jacket on
You get goose bumps and shiver
A student touches a hot pan and pulls their hand away.
What would happen last in the sequence of events in order to show how the nervous system operates.
The hand pulls away from the pan.
A __________ is any change in the environment that causes a reaction, and a __________ is how an organism reacts to that change.
response, stimulus