What tool is used to measure visual acuity?

A) Snellen eye chart
B) ophthalmoscope
C) astigmatism test chart
D) none of the above


A
Explanation:
B) An ophthalmoscope is used to look at the retina.
C) An astigmatism test chart is used to diagnose an irregularly shaped cornea.
D) One of the above answers is correct.

Anatomy & Physiology

You might also like to view...

Metabolic H2O produced during cell metabolism and released into the ECF averages about 1,350 mL per day

a. True b. False Indicate whether the statement is true or false

Anatomy & Physiology

Liver macrophages are called ____ cells

a. acinar b. Kupffer c. parietal d. beta

Anatomy & Physiology

Which pair of spinal nerves does NOT supply any skin area?

A) C1 B) C8 C) T1 D) S1

Anatomy & Physiology

Why is it difficult for "weightless" astronauts in space to know whether they are right side up or upside down?

A) They can't see a horizon. B) The direction in which they are traveling changes rapidly. C) Maculae that report head position depend upon the gravitational pull on the otoliths. D) Sunrise and sunset are no longer linked to a 24-hour day.

Anatomy & Physiology