A Patient Is Unable to Read Even the Largest Letters

question 8

Multiple Choice

A patient is unable to read even the largest letters on the Snellen chart.The nurse should take which action next?

• A) Refer the patient to an ophthalmologist or optometrist for further evaluation.
• B) Assess whether the patient can count the nurse's fingers when they are placed in front of his or her eyes.
• C) Ask the patient to put on his or her reading glasses and attempt to read the Snellen chart again.
• D) Shorten the distance between the patient and the chart until it is seen and record that distance.

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Definitions:

Small Wire

Refers to electrical conductors of relatively small diameter, often used for low current applications or intricate electronic or electrical connections.

Few Turns

A term referring to a coil or winding with a small number of loops, affecting its inductive and resistive properties.

AC into DC

The process of converting alternating current (AC) into direct current (DC), typically using rectifiers.

Commutator

Strips or bars of metal insulated from each other and arranged around one end of an armature. They provide connection between the armature windings and the brushes. The commutator is used to ensure proper direction of current flow through the armature windings.