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Biology
9th -
10thgrade
Eye Function-Reflex arc: Accommodation and pupil reflex.
23 questions
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- 1. Multiple Choice
Transparent layer of the eye where light enters.
Iris
Optic Nerve
Cornea
Pupil
- 2. Multiple Choice
...relaxed and the lens become thin.
Looking at close objects the circular muscles are...
Looking at distant objects the ciliary muscles are...
Looking at close objects the ciliary muscles are...
Looking at distant objects the circular muscles are...
- 3. Multiple Choice
Contains light receptors.
Pupil
Retina
Cornea
Motor neuron
- 4. Multiple Choice
Cells on the retina that help with seeing black and white, in low light.
Rod cells
Cone cells
Fovea
Pupil
- 5. Multiple Choice
Cells on the retina that detect color
Rode cells
Sensory Neuron
Fovea
Cone cells
- 6. Multiple Choice
White part of the eye
Sclera
Iris
Pupil
Cornea
- 7. Multiple Choice
Contains circular and radial muscles
Retina
Lens
Pupil
Iris
- 8. Multiple Choice
Slacken or tighten to change the thickness of the lens.
Ciliary muscles
Circular muscles
Rod cells
Suspensory Ligaments
- 9. Multiple Choice
Passes light from retina to the brain
Fovea
Sensory neuron
Optic Nerve
Retina
- 10. Multiple Choice
...relax, while the radial muscles contract.
In bright light pupil's circular muscles...
In dim light the pupil `s circular muscles...
In bright light pupil's ciliary muscles...
In dim light pupil's ciliary muscles...
- 11. Multiple Choice
Contains the highest density of receptors (cones).
Ciliary muscles
Fovea
Retina
Pupil
- 12. Multiple Choice
...contracted and the lens become thick.
Looking at distant objects the circular muscles are...
Looking at close objects the circular muscles are...
Looking at distant objects the ciliary muscles are...
Looking at close objects the ciliary muscles are...
- 13. Multiple Choice
Nerve cell, in the Central Nervous System (CNS), that passes the impulses from the sensory neuron to a motor neuron.
Optic nerve
Motor neuron
Sensory neuron
Relay neuron
- 14. Multiple Choice
Allows light to enter eye
Retina
Pupil
Cone cells
Rod cells
- 15. Multiple Choice
...contract, while the radial muscles relax.
In dim Light the pupil's circular muscles...
In dim light the pupil's ciliary muscles...
In bright light the pupil`s circular muscles...
In bright light the pupil's ciliary muscles...
- 16. Multiple Choice
Nerve cell that carries impulses from the CNS to the effector
Relay neuron
Motor neuron
Sensory neuron
Optic nerve
- 17. Multiple Choice
Made up of the brain and spinal cord
Central Nervous System CNS
Optic nerve
Sensory neuron
Motor neuron
- 18. Multiple Choice
An automatic response to a stimulus
Reflex
Responce
Effector
Sensory neuron
- 19. Multiple Choice
Cells in the sense organs that detect stimuli
Effector cells
Receptor cells
Rod cells
Cone cells
- 20. Multiple Choice
A nerve cell that carries impulses from the receptors to the Central Nervous System (CNS).
Optic nerve
Motor neuron
Sensory neuron
Central Nervous Systen (CNS)
- 21. Multiple Choice
This carries out the response to the stimulus, eg muscle, glands
Reflex
Effector
Response
Motor neuron
- 22. Multiple Choice
The behavior that results from the stimulus eg moving the finger away from the pin
Reflex
Response
Effector
Sensory neuron
- 23. Multiple Choice
a change in environment that causes an organism to react
Receptor
Stimulus
Effector
Response
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