MCQ Series 93 : optometry and Ophthalmogy MCQ test series
1. Innermost stratum of tear film is:
3. The antibacterial substance present in the tears is:
6.Schirmer-I test measures:
1. Innermost stratum of tear film is:
A. Mucus layer
B. Aqueous layer
C. Oily layer
D. None of the above
2. The most common ocular motility defect noted in ocular Graves’ disease is due to involvement of:
A. Inferior rectus
B. Medial rectus
C. Superior oblique
D. Inferior oblique
3. The antibacterial substance present in the tears is:
A. Lysozyme
B. Betalysin
C. Lactoferrin
D. All of the above
4.Keratoconjunctivitis sicca refers to:
A. Aqueous tear deficiency dry eye
B. Mucin deficiency dry eye
C. Lipid deficiency dry eye
D. All types of dry eye
5. Normal values of tear film break up time range from:
A. 5 to 10 seconds
B. 10 to 15 seconds
C. 15 to 20 seconds
D. 15 to 30 seconds
6.Schirmer-I test measures:
A. Total tear secretions
B. Basal tear secretions
C. Reflex tear secretions
D. All of the above
7.Normal values of Schirmer-I test are:
A. 5 mm
B. 10 mm
C. 15 mm
D. 15 mm or above
8. All of the following are features of Sjogren’s syndrome except:
A. It is an autoimmune chronic inflammatory disease
B. Typically occurs in women after the menopause
C. In primary Sjogren’s syndrome, kerato-
conjunctivitis sicca is associated with rheumatoid arthritis
D. In secondary Sjogren’s syndrome, dry eye and/ or xerostomia (dry mouth) is associated with rheumatoid arthritis
9. Tear film break-up-time is the time:
A. Between the last blink and the appearance of first dry spot on the cornea
B. Taken for appearance of dry spot between two blinks
C. Taken by successive blinks to break the tear film
D. Taken for disappearance of dry spots on the cornea
10. Tear lysozyme levels are decreased in:
A. Keratoconjunctivitis sicca
B. Stevens Johnson syndrome
C. Ocular pemphigoid
D. All of the above
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