Font size
WorksheetsAccommodation
Total questions: 21
Worksheet time: 11mins
When the suspensory ligaments are tight, the shape of the lens becomes
short
fat
long
thin
When focusing on a [?] object, the ciliary muscles contract
(a)
To focus on a close object, the ciliary muscles in the eye...
(a)
When ciliary muscles are relaxed, this causes the [?] to tighten.
(a)
When the ciliary muscles are contracted, the suspensory ligaments become [?]
(a)
When focusing on a distant object, the lens shape becomes...
Short
Fat
Long
Thin
Circular and radial muscles are responsible for ....
Adjusting to distance.
Accomodation.
Adjusting to light.
Why would the pupil get smaller in diameter?
To let in less light.
To let in more light.
To be selective over the wavelength of light that enters.
During accomodation, if ciliary muscles contract up close, what do they do accomodating objects far away?
Also contract
Relax
Ciliary muscles Contract up Close, so which image shows accomodation of nearby objects?
A
B
Neither
Rods detect grey, black and white. Cones detect colour. Where are rods and cones?
retina
fovea
iris
sclera
The eye is part of which section of the nervous system?
Peripheral nervous system
Central nervous system
Ciliary muscles Contract up Close (CCC).
State the process this mnemonic (memory tool) describes.
How the eye sees objects close by.
How the eye sees objectd far away.
How the eye sees everything.
Nothing. Trick question.
'Adapting the eye to see different distances'
accomodation
adjustment
cornification
short sightedness
State the name of the process of adjusting to light.
Iris reflex
Cornea reflex
Accomodation
Ajudication
, so there is no information to be picked up
What will happen to your pupils if you are in a really bright room?
They will contract
They will expand
They will burst into flames
They will stay the same size
The diagram shows a section through part of the human eye.
When a person looks at an object which is close to their eye, which of the following takes place?
suspensory ligaments slacken; lens becomes fatter
suspensory ligaments slacken; lens becomes thinner
suspensory ligaments tighten; lens becomes fatter
suspensory ligaments tighten; lens becomes thinner
