Skin Eye And Ear Quiz

61 Questions | By Ssimone31 | Updated: Mar 22, 2022 | Attempts: 824

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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