- 1. The pigmented disk with an opening to control the amount of light entering the eye is called..
A) pupil B) cornea C) retina D) iris
- 2. The protective, outer membrane that forms the "white of the eye" is called...
A) pupil B) iris C) sclera D) retina
- 3. At the back of the eye, at the optic nerve where there is no sensitivity to light is called..
A) sclera B) pupil C) Iris D) retina
- 4. A bundle of more than one million nerve fibers that carries visual messages from the retina to the brain.
A) optic nerve B) audio nerve C) olfactory nerve D) retina
- 5. The thin membrane that moves with the rhythm of sound wave vibrations...
A) olfactory nerve B) cornea C) retina D) eardrum
- 6. Which layer of skin is constantly flaking off and being renewed?
A) hypodermis B) epidermis C) dermis D) sclera
- 7. Which is the middle layer of skin where nerves and sweat glands are?
A) epidermis B) dermis C) sclera D) hypodermis
- 8. If your eyesight is good for reading but not good for distance you are considered to be...
A) far-sighted B) near-sighted
- 9. The nerve that sends the sense of smell to the brain is called...
A) Olfactory Nerve B) Audio Nerve C) Optic Nerve D) Dermis
- 10. The largest organ in your body is your...
A) Lung B) Skin C) intestine D) Brain
- 11. True or False: The human tongue has between 3,000 and 10,000 taste buds.
A) False B) True
- 12. The sense of smell is closely related to what other sense?
A) Sight B) Taste C) Hearing D) Touch
- 13. The tip of the tongue pick up what type of taste?
A) salty B) bitter C) Sweet D) sour
- 14. True or False: Some animals have a better sense of smell than humans?
A) False B) True
- 15. The nasal cavity helps with which sense?
A) touch B) hearing C) sight D) smell
- 16. True or False: Our skin is the main sensory organ for touch.
A) False B) True
- 17. Which of the following parts is NOT in the inner ear?
A) ear canal B) eardrum C) hammer D) sclera
- 18. People who have a hard time seeing things up close are...
A) Far-sighted B) Near-Sighted
- 19. What area of the tongue do we taste bitterness?
A) tip B) middle C) back D) sides
- 20. True or False: As we age our senses decrease.
A) False B) True
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