- 1. The pigmented disk with an opening to control the amount of light entering the eye is called..
A) pupil
B) iris
C) cornea
D) retina
- 2. The protective, outer membrane that forms the "white of the eye" is called...
A) retina
B) sclera
C) pupil
D) iris
- 3. At the back of the eye, at the optic nerve where there is no sensitivity to light is called..
A) Iris
B) pupil
C) sclera
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) olfactory nerve
C) audio nerve
D) retina
- 5. The thin membrane that moves with the rhythm of sound wave vibrations...
A) eardrum
B) cornea
C) retina
D) olfactory nerve
- 6. Which layer of skin is constantly flaking off and being renewed?
A) dermis
B) sclera
C) epidermis
D) hypodermis
- 7. Which is the middle layer of skin where nerves and sweat glands are?
A) hypodermis
B) sclera
C) epidermis
D) dermis
- 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) Optic Nerve
B) Olfactory Nerve
C) Audio Nerve
D) Dermis
- 10. The largest organ in your body is your...
A) Brain
B) Lung
C) Skin
D) intestine
- 11. True or False: The human tongue has between 3,000 and 10,000 taste buds.
A) True
B) False
- 12. The sense of smell is closely related to what other sense?
A) Hearing
B) Taste
C) Sight
D) Touch
- 13. The tip of the tongue pick up what type of taste?
A) salty
B) bitter
C) sour
D) Sweet
- 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) smell
B) sight
C) hearing
D) touch
- 16. True or False: Our skin is the main sensory organ for touch.
A) True
B) False
- 17. Which of the following parts is NOT in the inner ear?
A) hammer
B) eardrum
C) ear canal
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) sides
D) back
- 20. True or False: As we age our senses decrease.
A) True
B) False
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