The eye is an organ of which major body system? (1 point)
Responses
muscular
muscular
integumentary
integumentary
skeletal
skeletal
nervous
nervous
Which statement best describes the purpose of the eye?(1 point)
Responses
The eye sends images to the brain.
The eye sends images to the brain.
The eye lets in varying amounts of light.
The eye lets in varying amounts of light.
The eye receives and processes visual signals.
The eye receives and processes visual signals.
The eye takes in and responds to stimuli.
The eye takes in and responds to stimuli.
The eye receives and processes visual signals.
What is the purpose of photoreceptors?(1 point)
Responses
They change light to electrical signals.
They change light to electrical signals.
They receive light and turn it into an image.
They receive light and turn it into an image.
They focus the light coming into the eye.
They focus the light coming into the eye.
They contract and relax to control the pupil.
They change light to electrical signals.
In which organizational level is the eye?(1 point)
Responses
organs
organs
cells
cells
tissues
tissues
organ systems
organs
Many parts of the eye work to focus or control light except the(1 point)
Responses
retina.
retina.
lens.
lens.
pupil.
pupil.
cornea.
retina.
Use the sentence to answer the question.
Tonya mailed her brother a postcard from Australia.
Which word is the direct object of the sentence?
(1 point)
Responses
brother
brother
Tonya
Tonya
postcard
postcard
Australia