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25 Cards in this Set
- Front
- Back
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true or false: tears lubricate and cleanse the eye. |
true |
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what is the white of the eye? |
sclera |
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what part of the eye has no blood supply? |
cornea |
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what gives the eye color? |
iris |
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true or false: the pupil is the opening that light passes through the exterior eye. |
false |
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true or false: ears help you keep your balance. |
true |
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what are the three parts of the ear? |
middle ear, inner ear, and outer ear |
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what is the purpose of the ear? |
to give something the ability to hear |
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true or false: certain foods can cause hearing loss. |
false |
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what is NOT a function of ear wax? |
improves hearing |
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what other sense is closely linked to taste? |
smell |
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what is the act of taste? |
gustation |
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true or false: there are taste buds in the tongue. |
true |
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true or false: your taste buds can tell if something is sour. |
true |
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taste receptors have a life span of about _____ days. |
10 |
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what is transduction? |
it is converting energy into neural activity |
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what takes the activity light has generated to the brain? |
optic nerve |
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true or false: accommodation is when the lense in the eye changes shape in order to perceive distance. |
true |
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true or false: binocular disparity is when each of the eyes sees a different image of something |
true |
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true or false: convergence is when your eye rotates inward when something is far from you. |
false |
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true or false: the least sensitive part of your body is the middle of your back. |
true |
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your skin, the receptor for touch, makes up _____ of your body weight? |
15% |
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the touch signal travels to the spinal cord using _____. |
the somatosensory system of the nerves |
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which of the following is not a recognized response? |
taste |
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true or false: there are about 100 touch receptors in each of your fingertips. |
true |
