True or False

1. The extra ocular muscles only allows the eyes to turn right and left.
   True False
2. Color blindness is more common in males than females.
   True False
3. By age fifty, all adult have developed presbyopia.
   True False
4. Cataracts never occur on the lens of an eye.
   True False
5. Iris colors are determined by proteins and enzymes that the body is genetically programmed to produce.
   True False
6. Images on the retina are upside down, but the brain turns them right side up.
   True False
7. Many babies are born with blue eyes, but their eye color change. Most changes occur in a 6-8 month range.
   True False
8. Humans have binocular vision.
   True False
9. All LASIK surgeries are to correct nearsighted.
   True False
10. Eyes are the most complex organs that you possess except for your brain.
    True False

Multiple Choice

1. What is the average amount of times a person blinks in one minute?
   1. 7
   2. 12
   3. 18
   4. 16
2. The medical profession in which the doctor checks the health of the eyes is called:
   1. Dentist
   2. Endocrinologist
   3. Optometrist
   4. Optician
3. On average, a person blinks ____ times per minute.
   1. 23 to 25
   2. 31 to 33
   3. 16 to 18
   4. 8 to 10
4. When focusing on the computer, on average, a person blinks ____ times per minute.
   1. 10 to 12
   2. 4 to 6
   3. 6 to 8
   4. 13 to 15
5. Many common eye injuries could be prevent by
   1. Wearing safety glasses
   2. Rubbing your eyes
   3. Wearing eye make up
   4. Never doing anything extreme
6. Which is a reason why your pupils get larger?
   1. Light is too bright
   2. You are interested in someone/something
   3. You are tired
   4. You just ate
7. The most common colors involved with color blindness are:
   1. Blue and yellow
   2. Red and green
   3. Red and blue
   4. Blue and green
8. Blinking does all of the following except:
   1. Protect the eyes
   2. Spreads oil to lubricate the eyes
   3. Keeps out dust and debris
   4. Spreads tears to keep the eyes moist
9. When a chemical gets into your eye, you should immediately:
   1. Just ignore it if there's no pain
   2. Rub your eye
   3. Put a cold cloth on your eye
   4. Wash out your eye for at least 15 minutes, repeating if necessary
10. Eyeglasses that contain two different powers in one lens, usually to correct near and distance corrections are called:
    1. Single vision
    2. Sunglasses
    3. Bifocals
    4. Bicamerals