NCLEX · Immunizations and Health Screening

What is the general purpose of health 'screening' tests?

Correct answer

To detect disease or risk factors early — often before symptoms appear — so that earlier intervention is possible

  1. A To detect disease or risk factors early — often before symptoms appear — so that earlier intervention is possible
  2. B To immunize the client
  3. C To replace a physical exam
  4. D To cure diseases

Why this is the answer

Screening tests are a secondary prevention measure intended to detect disease or risk factors early, often before symptoms appear, so that earlier diagnosis and intervention become possible and outcomes can be improved. Examples include blood pressure checks and various recommended screenings appropriate to age and risk. Screening does not cure disease, immunize, or replace a full examination; an abnormal screen typically leads to further diagnostic evaluation. Understanding the early-detection purpose of screening is a standard health-promotion concept. (Specific screening recommendations and intervals change over time and should be verified against current authoritative guidelines and NCLEX prep materials.)
Source: NCLEX-PN Health Promotion — Screening Principles

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About this topic: Immunizations and Health Screening

Immunizations and health screening questions cover the childhood and adult vaccine schedules, contraindications, and the recommended screenings — blood pressure, cholesterol, cancer screening — by age and risk. This is one of 14 PN: Health Promotion and Maintenance questions on immunizations and health screening, each with a full explanation on a single study page.

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