Cornea

Q.

What are the 3 layers that make up the wall of the eyeball?

Q.

Which layer of eye is transparent and thin?

1. Sclera

2. Choroid

3. Retina

4. Conjunctiva

Q.

The space between the cornea and the lens of the eye is called ________ .

1. Aqueous chamber

2. Vitreous chamber

3. Fovea

4. Blind spot

Q.

What is the fovea?

Q.

Which among these is not a part of the human eye? - Q&A

1. Cervix

2. Retina

3. Sclera

4. Cornea

Q.

What is the nature of the image formed on the retina of a human eye?

1. Virtual, inverted and enlarge.
2. Real, inverted and highly diminished.
3. Real, erect and enlarge.
4. Virtual, erect and highly diminished.

Q.

State the exact location of the ciliary body.

Q.

Where is the image formed in the eye?

1. Eyeball

2. Pupil

3. Retina

4. Optic Nerves

Q.

Which part of the eye is grafted in a needy patient from a donated eye ?
(a) Conjunctiva (b) Cornea
(c) Choroid (d) Ciliary muscles

Q.

Name the layer of the eyeball provides nourishment to the eye.

Q.

Which of the following is the function of the cornea?

1. Regulates the amount entering the eye

2. Provides structural support to the eye

3. Contains a concentrated amount of cone cells

4. Refracts light entering the eye onto the lens and focuses images onto the retina

Q.

Which region of eye consists of tough fibrous tissues?

1. Cornea

2. Choroid

3. Sclera

4. Retina

Q.

Which of the following statements about cornea is correct?

1. The cornea is an external, transparent, and protective proteinaceous covering of the eye-ball.

2. The cornea consists of dense connective tissue of elastin and can repair itself.

3. The cornea is a convex, transparent layer that is highly vascularised.

4. The cornea consists of a dense matrix of collagen and is the most sensitive portion of the eye.

Q. The outer most thick, tough, fibrous, non-elastic and white coloured layer of the eye is called _______.

1. sclera
2. cornea
3. choroid
4. retina

Q.

Given below is the set of five terms, rewrite the terms in logical sequence as directed at the end of the statement.

pupil, yellow spot, cornea, lens, aqueous humor (correct path of entry of light into the eye from an object).

Q. Aperture controlling passage to light into the eye is
(a) blind spot
(b) pupil
(c) iris
(d) cornea

Q. The differences found between various individuals of the same species is referred to as ______.

Q.

Which part of the eye is known as the conjunctiva?

1. Part of the retina where plenty of photoreceptors are present.

2. The nerve which transmits impulses from photoreceptors to the brain.

3. Part of the retina from where the optic nerves originate.

4. The layer of the eye which protects the sclera.

Q. The cornea is present behind the iris.

1. True
2. False

Q. When light rays enter the eye, most of the refraction occurs at the:

1. Pupil
2. Iris
3. Outer surface of cornea
4. Crystalline lens

Q. The outer most thick, tough, fibrous, non-elastic and white coloured layer of the eye is called _______.

1. sclera
2. cornea
3. choroid
4. retina

Q. The cornea is present behind the iris.

1. True
2. False

Q. Middle vascular coat that darkens the eye chamber and prevents refraction by absorbing the light rays is:

1. Choroid
2. Sclera
3. Cornea
4. Retina