Eye Diagram Quiz

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| By Bellamiller123

Bellamiller123

Community Contributor

Quizzes Created: 2 | Total Attempts: 23,837

Questions: 17 | Attempts: 14,628 | Updated: Aug 17, 2023

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Questions and Answers

1.

What is 1?
- A.
  
  Ciliary body
- B.
  
  Cornea
- C.
  
  Iris
- D.
  
  Aqueous humor
Correct Answer
A. Ciliary body

Explanation
The ciliary body is a part of the eye that produces aqueous humor, a clear fluid that fills the front part of the eye. It also helps to control the shape of the lens, allowing the eye to focus on objects at different distances. The cornea is the clear outer layer of the eye, the iris is the colored part of the eye that controls the size of the pupil, and the aqueous humor is the fluid that helps maintain the shape of the eye. Therefore, the ciliary body is the correct answer as it is directly related to the production of aqueous humor.

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1
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2.

What is 2?
- A.
  
  Sclera
- B.
  
  Retina
- C.
  
  Suspensory ligaments
- D.
  
  Optic nerve
Correct Answer
C. Suspensory ligaments

Explanation
The suspensory ligaments are a part of the eye that connect the lens to the ciliary body. They help to hold the lens in place and allow it to change shape in order to focus light onto the retina. The other options listed (sclera, retina, optic nerve) are also parts of the eye, but they do not specifically refer to the structures responsible for connecting and supporting the lens. Therefore, suspensory ligaments is the correct answer in this context.

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3.

What is 3?
- A.
  
  Iris
- B.
  
  Lens
- C.
  
  Iridociltis
- D.
  
  Sclera
Correct Answer
A. Iris

Explanation
The iris is the colored part of the eye that surrounds the pupil. It controls the size of the pupil and regulates the amount of light that enters the eye. The other options, such as lens, iridociltis, and sclera, are not correct because they do not accurately describe what 3 is.

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4.

What is 4?
- A.
  
  Iris
- B.
  
  Cornea
- C.
  
  Lens
- D.
  
  Pupil
Correct Answer
C. Lens

Explanation
The given question is incomplete and not readable, so it is not possible to generate an explanation for the correct answer.

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5.

What is 5?
- A.
  
  Anterior chamber
- B.
  
  Pupil
- C.
  
  Lens
- D.
  
  Cornea
Correct Answer
B. Pupil
6.

What is 6?
- A.
  
  Retina
- B.
  
  Sclera
- C.
  
  Fovea centrailis
- D.
  
  Cornea
Correct Answer
D. Cornea

Explanation
The cornea is the transparent outer layer of the eye that covers the iris, pupil, and anterior chamber. It plays a crucial role in focusing light onto the retina, which allows us to see clearly. Therefore, the cornea is an important part of the eye and is the correct answer in this context.

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6
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7.

What is 7?
- A.
  
  Aqueous humor
- B.
  
  Posterior chamber
- C.
  
  Sclera
- D.
  
  Chloroid coat
Correct Answer
A. Aqueous humor

Explanation
The correct answer is "aqueous humor" because it is a clear, watery fluid that fills the anterior chamber of the eye. It helps maintain the shape of the eye, provides nutrients to the cornea and lens, and removes waste products. The other options, such as posterior chamber, sclera, and chloroid coat, are not correct as they do not refer to the fluid in the eye.

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8.

What is 8?
- A.
  
  Anterior chamber
- B.
  
  Posterior chamber
- C.
  
  Optic nerve
- D.
  
  Optic disc
Correct Answer
A. Anterior chamber
9.

What is 9?
- A.
  
  Lens
- B.
  
  Posterior chamber
- C.
  
  Posterior cavity
- D.
  
  Vitreous humor
Correct Answer
B. Posterior chamber

Explanation
The correct answer is the posterior chamber. The question is asking about the location of the number 9, and the options provided are related to different parts of the eye. The posterior chamber is a fluid-filled space located behind the iris and in front of the lens. It is part of the anterior segment of the eye and plays a role in maintaining the shape and pressure of the eye.

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10.

What is 10?
- A.
  
  Lens
- B.
  
  Retina
- C.
  
  Sclera
- D.
  
  Posterior cavity
Correct Answer
D. Posterior cavity
11.

What is 11?
- A.
  
  Optic disc
- B.
  
  Optic nerve
- C.
  
  Iris
- D.
  
  Suspensory ligaments
Correct Answer
A. Optic disc

Explanation
The optic disc is the correct answer because it is a part of the eye. It is the area where the optic nerve exits the eye and there are no photoreceptor cells present in this region, resulting in a blind spot in our vision.

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12.

What is 12?
- A.
  
  Optic nerve
- B.
  
  Optic disc
- C.
  
  Lens
- D.
  
  Iris
Correct Answer
A. Optic nerve
13.

What is 13?
- A.
  
  Iris
- B.
  
  Pupil
- C.
  
  Fovea centralis
- D.
  
  Choroid coat
Correct Answer
C. Fovea centralis

Explanation
The fovea centralis is a small depression in the retina of the eye that is responsible for sharp central vision. It contains a high concentration of cone cells, which are responsible for color vision and visual acuity. The fovea centralis allows us to focus on and see fine details of objects directly in our line of sight.

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14.

What is 14?
- A.
  
  Optic disc
- B.
  
  Lens
- C.
  
  Sclera
- D.
  
  Vitreous humor
Correct Answer
D. Vitreous humor

Explanation
The correct answer is vitreous humor. The question is asking for the definition or explanation of "14," but there is no context provided for what "14" refers to. However, among the given options, the vitreous humor is a clear, gel-like substance that fills the space between the lens and the retina in the eye. It helps maintain the shape of the eye and plays a role in transmitting light to the retina.

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15.

What is 15?
- A.
  
  Sclera
- B.
  
  Lens
- C.
  
  Pupil
- D.
  
  Iris
Correct Answer
A. Sclera
16.

What is 16?
- A.
  
  Iris
- B.
  
  Aqueous humor
- C.
  
  Choroid coat
- D.
  
  Retina
Correct Answer
C. Choroid coat

Explanation
The choroid coat is a layer of the eye that lies between the retina and the sclera. It is responsible for supplying oxygen and nutrients to the retina, which is crucial for maintaining proper vision. The choroid coat also contains a network of blood vessels that help regulate the temperature of the eye. Therefore, the choroid coat plays a vital role in supporting the overall health and function of the eye.

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17.

What is 17?
- A.
  
  Retina
- B.
  
  Lens
- C.
  
  Sclera
- D.
  
  Optic nerve
Correct Answer
A. Retina

Explanation
The retina is the correct answer because it is the layer of tissue located at the back of the eye that contains light-sensitive cells called photoreceptors. These photoreceptors convert light into electrical signals that are then transmitted to the brain through the optic nerve, allowing us to see. The other options - lens, sclera, and optic nerve - are all parts of the eye, but they do not directly relate to the function of detecting light and transmitting visual information to the brain like the retina does.

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