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1. What do photoreceptors do?
- turn the upside down picture in the retina straight before it goes to the brain
- focus the light
- detect light and turn it into electricity
- compensate for the blind spot
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Other questions in this quiz
2. Amplitude of accommodation:
- is caused by the cornea not being perfectly spherical
- the ability to focus on objects very close or very far away
- focuses the light
- the blind spot at the back of the retina where there’s no photo receptors
3. Photoreceptors consist of...
- Rods and cornea
- Rods and cones
- Iris and pupil
- The retina and the optic nerve
4. Which of these is not one of the five basic tastes?
- Strong
- Sweet
- Bitter
- Umami
- Sour
- Salty
5. Theory of audition:
- Amplitude of the soundwaves determine the intensity, loudness
- As the compressions of the waves change, we perceive it as change in volume
- Frequency is encoded according to position on the basilar membrane
- Sound waves travel down the external auditory canal and vibrate the eardrum
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