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प्रश्न
Mention if the following statement is true (T) or false (F) Give reason.
Ciliary muscles regulate the size of the pupil
पर्याय
True
False
उत्तर
False
Ciliary muscles regulate the size of the lens.
APPEARS IN
संबंधित प्रश्न
Match the following:
| Column I | Column II |
| (i) Myopia | (a) Converging power of eye lens becomes low |
| (ii) Hypermetropia | (b) Converging power of eye lens remains the same |
| (c) Converging power of eye lens becomes high |
What changes the shape of lens in the eye?
Explain the functions of the following parts of the eye:
(i) cornea
(ii) iris
(iii) pupil
(iv) ciliary muscles
(v) eye-lens
Fill in the following blank with suitable word:
Having two eyes enables us to judge.................more accurately.
Five persons A, B, C, D and E have diabetes, leukaemia, asthma, meningitis and hepatitis, respectively.
Which of these persons can donate eyes?
With reference to the functioning of the eye, answer the question that follow:
What is the shape of the lens during distant vision?
Name the following:
Short sightedness.
Choose the correct answer.
Rods are receptor of ______________
What is a Lachrymal gland?
Name the following:
The pigmented circular area seen in the eye.
Choose the Odd One Out:
Long answer question
Draw the neat labelled diagram of the Sectional view of the human eye.
Write the name.
The part of human eye that transmits electrical signals to the brain.
For a healthy human eye, the distant point is infinite distance.
Write the function of the human eye and label parts of the figure given below.
Which part of the eye gets affected if someone is suffering from cataract? How is it treated?
Match the following:
| Column - I | Column - II |
| 1. Retina | a. Pathway of light |
| 2. Pupil | b. Far point comes closer |
| 3. Ciliary muscles | c. near point moves away |
| 4. Myopia | d. Screen of the eye |
| 5. Hypermetropia | f. Power of accommodation |
Match the following:
| Column - I | Column - II | ||
| 1 | Retina | a | pathway of light |
| 2 | Pupil | b |
far point comes closer |
| 3 | Ciliary muscles | c |
near point moves away |
| 4 | Myopia | d | screen of the eye |
| 5 | Hypermetropia | e | power of accommodation |
| Column I | Column II | ||
| 1 | Retina | a | Path way of light |
| 2 | Pupil | b | Far point comes closer |
| 3 | Ciliary muscles | c | near point moves away |
| 4 | Myopia | d | Screen of the eye |
| 5 | Hypermetropia | e | Power of accomodation |
Name the following:
Kind of retinal cells sensitive to dim light.
