Convex Lenses Help Correct the Problem Of

question 147

Multiple Choice

Convex lenses help correct the problem of:

• A)astigmatism.
• B)glaucoma.
• C)hyperopia.
• D)presbyopia.
• E)myopia.

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Definitions:

Electrical Impulses

Quick bursts of electrical activity that carry messages within the body, especially within the nervous system.

ECG Machine

A diagnostic tool that records the electrical activity of the heart over a period of time, used to detect heart diseases and monitor heart health.

Galvanometer

An instrument that measures current by electromagnetic action.

Augmented

Refers to leads 4, 5, and 6 of the standard 12-lead ECG tracing; these leads are of different voltage.