Skin Eye And Ear Quiz
61 Questions
| Total Attempts: 278
Questions and Answers
- 1.What are the three types of skin?
- 2.Visible part of the eye *changes pupil size
- A.
Cornea
- B.
Retina
- C.
Fovea
- D.
Iris
- 3.Transparent *lots of nerves; covering of eye*bends light; avascular
- A.
Cornea
- B.
Retina
- C.
Macula
- D.
Sclera
- 4.Light passes through, opening is created by iris
- A.
Lens
- B.
Pupil
- C.
Iris
- D.
Cornea
- 5.Adjustable for focusing light on retina; avascular; changes shape
- A.
Lens
- B.
Pupil
- C.
Macula
- D.
Iris
- 6.Encircles the lens; it's muscles control the lens shape
- A.
Retina
- B.
Ciliary body
- C.
Optic nerve
- D.
Posterior segment
- 7.Its cells absorb light and prevent it from scattering the eye* receives the light
- A.
Choroid
- B.
Iris
- C.
Lens
- D.
Retina
- 8.Blood vessels provide nutrition to all eye, brown pigment helps absorb light
- A.
Choroid
- B.
Fovea
- C.
Ciliary body
- D.
Sclera
- 9.Contains only cones
- A.
Sclera
- B.
Choroid
- C.
Anterior segment
- D.
Fovea
- 10.Contains mostly cones
- A.
Fovea
- B.
Macula
- C.
Posterior segment
- D.
Sclera
- 11.Takes information from retina to the brain
- A.
Sclera
- B.
Macula
- C.
Optic nerve
- D.
Transitional lens
- 12.Protects and shapes the eyeball and provides a sturdy white anchoring site for extrinsic eye muscles
- A.
Ciliary body
- B.
Sclera
- C.
Choroid
- D.
Posteria segment
- 13.Aqueuous humor is in it, more liquid-y
- A.
Anterior segment
- B.
Ciliary body
- C.
Posterior segment
- D.
Sclera
- 14.Vitreous humor, more jelly-like
- A.
Anterior segment
- B.
Sclera
- C.
Macula
- D.
Posterior segment
- 15.What two parts of the eye are responsible for most of the refraction of light that hits the retina?
- 16.What is the "white" of the eyes?
- 17.What part of the eye regulates the AMOUNT of light that enters by changing in pupil size?
- 18.What is the adjustable part of the eye for focusing objects on the retina?
- A.
Lens
- B.
Pupil
- C.
Sclera
- D.
Iris
- 19.Function of the ear canal is to channel waves into ear
- A.
True
- B.
False
- 20.Function of the cochlea is to conver sound energy to electrical impulses
- A.
True
- B.
False
- 21.Function of the pinna is to channel waves into ear
- A.
True
- B.
False
- 22.Function of the ear canal is it goes through the skull
- A.
True
- B.
False
- 23.Function of tympanic membrane (ear drum) is to conver sound waves to mechanical impulses
- A.
True
- B.
False
- 24.Ossicles transfer and amplify sound energy
- A.
True
- B.
False
- 25.Human hearing has a range of 50-20000 Hz
- A.
True
- B.
False
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