Eyes
The parts of the eye
Corneal lens, pupil, and retina
True or False
The bones and muscles in the body work together
True
How does the human body work like a robot?
Body parts work together with different parts and pieces just like a robot.
Illusion Experiment: Why did it look like there was a hole in your hand when you try the hole-in-hand illusion?
Both eyes see something different and combine the two images together.
The amount of light affects the size of the pupil. Ex) dark room means pupil will be larger.
Light travels through the cornea, then the pupil and reaches the retina at the back of the eye.
True or false
Muscles are connected to tendons in our body?
True
You can move without having bones in your body
You cannot move without bones. The skeleton provides structure and support
Sensory nerves are how your brain gets messages from your senses
How do signals get sent through your body?
Nerves
The image is upside down then is flipped.
True or False
We can move without muscles?
False
How do we move our our arms? Use words like joints, muscles, and/or bones.
Open response
Tendons
Why do some people have blurry vision?
Open Response
If an image is blurry and fuzzy what can you do to make the image more clear. (Think back to the eye model experiment)
Change the distance/bring the image closer or farther away to make the image clear
What is the structure/framework of our bones called?
Skeleton
How do muscles and bones work together for us to move?
Bones support the muscles which pull on the bones to help us move.
During the reflexes experiment what was the first action/reaction to catching the ruler?
a. Your hand grabbing the ruler
b. sensory nerves sent a signal to the brain and then the movement nerves made your hand grab the ruler
B. sensory nerves sent a signal to the brain and then the movement nerves made your hand grab the ruler
What do blind people see?
They see shadows, no color, blurry images.
What would happen if we didn't have bones to hold up our muscles?
We would be a bag of skin/mush
When owls are hunting for their prey what is the first thing that happens before catching their prey?
See the prey, brain sends signal to the nerves, and finally the owl catches their prey
What does the brain control to enable movement after processing information from the senses?
A. senses
B. muscles
C. movement
B. muscles