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WorksheetsQuiz: Eye anatomy and brain basics
Total questions: 20
Worksheet time: 28mins
Name
Class
Date
1.
Opens and closes to adjust the total amount of light entering the eye.
a)
Iris
b)
Scelera
c)
Cornea
d)
Human lens
2.
What is the innermost layer and most delicate layer of the eyeball where photoreceptors are located?
a)
Sclera
b)
Choroid
c)
Retina
d)
Cornea
3.
What light sensitive cells are stimulated in dim light?
a)
rods
b)
cones
4.
What part of the eye bends light to focus it on the retina?
a)
Retina
b)
Iris
c)
Optic Nerve
d)
Lens
5.
Which part of the eye contracts and dilates based on the environment?
a)
Pupil
b)
Cornea
c)
Sclera
d)
Iris
6.
Which nerve transmits information from the eye to the brain?
a)
Optic
b)
Olfactory
c)
Occulomotor
d)
Trigeminal
7.
What is letter B
a)
Optic nerve
b)
Lens
c)
Cornea
d)
Retina
e)
Pupil
8.
What is letter E?
a)
Vitreous humor
b)
Retina
c)
Cornea
d)
Optic nerve
9.
What is letter G?
a)
Sclera
b)
Retina
c)
Lens
d)
Vitreous humor
e)
Pupil
10.
What is letter I?
a)
Cornea
b)
Lens
c)
Vitreous humor
d)
Optic nerve
e)
Pupil
11.
Photoreceptors that detect colour are called..
a)
Cones
b)
Rods
12.
Photoreceptors that detect grey tones in low light are called...
a)
Rods
b)
Cones
13.
What part of the eye are the cones located
a)
Iris
b)
lens
c)
retina
d)
pupil
14.
the optic nerve sends messages picked up by the retina to the brain
a)
true
b)
false
15.
What is the function of the pupil?
a)
Sends messages picked up by the retina to the brain
b)
The hole that controls the different amounts of light
c)
the colored part of the eye that controls the size of the pupil
d)
transparent jelly like fluid that fills the eye and refracts light
16.
This part protects the eye, especially the iris, pupil and lens.
a)
rods
b)
cornea
c)
optic nerve
d)
retina
17.
What are the main two parts of the central nervous system?
a)
Brain and Skull
b)
Brain and Spinal Cord
c)
Spinal Cord and Nerves
d)
Nerve Cells and Nerve Endings
18.
The nervous system is made of these three parts:
a)
Brain, Spinal Cord, and Nerves
b)
Brain,Tendons, and Ligaments
c)
Brain, Heart and Lungs
d)
Spinal Cord, Vertebrae and nerves
19.
Nerve Cells are also called:
a)
Capillaries
b)
Axons
c)
Neurons
d)
NeoCortex
20.
The part of the neuron that receives signals is the:
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
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