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The Eye
The Eye
Gap-fill exercise
Fill in all the gaps, then press "Check" to check your answers.
The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
of the eye is made of tough tissues to maintain the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
of the eye. The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
is a transparent window at the front of the eye. It is
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
and therefore focuses the light a little. The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
controls the size of the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
. In bright light, the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
muscles contract to make the pupil
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
. In dim light, the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
muscles contract to make the pupil
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
.
The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
can change shape. To focus on a distant object the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
muscles
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
, the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
become tight and the lens becomes
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
. To view a near object the ciliary muscles
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
and the suspensory ligaments
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
so the lens becomes
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
.
The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
consists of rods and cones. The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
can work in
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
light intensity but only allow us to see in
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
. The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
are concentrated around the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
. The allow us to see things in greater detail and distinguish
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
, but require
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
light intensities.
The
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
prevents internal reflection.
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
run over the inner surface of the retina and join up at the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
to form the
black choroid
blind spot
ciliary
circular
colours
cones
contract
cornea
curved
fatter
flatter
fovea
higher
iris
larger
lens
low
monochrome
optic nerve
pupil
radial
relax
retina
rods
sclera
Sensory nerves
shape
slacken
smaller
suspensory ligaments
.
Check
OK