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| The eye can be considered a ______________ sense. |
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| The sense of smell can be considered a __________ sense. |
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| The part of the body that is LEAST able to distinguish a one-point stimulus from a two-point stimulus is the __________. |
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| __________ ___________ can be considered a propriceptor. |
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| What are the three layers of tissue that form the eyeball? |
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| What involuntary muscles make up the front part of the choroid? |
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| Know the parts of the eye associated with the retina to pick which of the following is NOT associated. |
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| What structures does light pass through to get to the retina? |
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| If the eyeball is elongated, what condition(s) does it cause? |
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| If the eyeball is too short from front to back, what condition(s) does it cause? |
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| What are some refraction disorders? |
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| What is the leading cause of permanent blindness in the elderly? |
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| The external ear ends at the ____________. |
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| Know the bones of the middle ear so you can pick which is NOT. |
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| Know which structures in the inner ear is the organ of hearing. |
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| Be able to identify which is NOT a hearing loss caused by nerve impairment or damage. |
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| What is a progressive hearing loss usually associated with aging? |
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| Is the sense of smell a chemoreceptor? Are olfactory receptors very sensitive? Do olfactory receptors maintaing their sensitivity for a long time? Be able to identify which is UNTRUE. |
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| Know the classifications of sense organs to be able to select which is NOT a classification. |
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Are receptors:
-Scattered all over the body?
-Most concentrated in skin?
-Receptors include propriceptors? (be able to choose which is NOT). |
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| What is the "white" of the eye? |
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| What is sometimes called the "window" of the eye? |
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| What disorder is caused by an abnormal accumulation of aqueous humor in the eye? |
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| What condition is also called "night blindness"? |
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| Which structure is important to your sense of balance and equilibrium? |
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Terms for matching:
*rod *iris
*sclera *fovea
*lens *cornea
*pupil *optic disc
*cone *choroid
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| contains the highest concentration of cones |
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| the clear part of the sclera, sometimes called the "window of the eye" |
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| receptor that response in dim light and is used for night vision. |
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| a hole in the eye that lets in light. |
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| the blind spot, where the optic nerve leaves the eye. |
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| receptor that responds in bright light and is able to distinguish colors. |
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| the colored part of the eye; able to construct or dilate the pupil. |
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| The middle layer of the eyeball that contains dark pigment |
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| structure directly behind the pupil; used to focus light. |
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