What Is the Difference Between an Observational Study and an Experiment

question 53

Essay

What is the difference between an observational study and an experiment?

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Definitions:

General Survey

An initial part of a physical examination where a healthcare provider observes a patient’s overall appearance and behavior, gathering significant information at first glance.

Skin Turgor

The elasticity of the skin, often assessed through a pinch test to evaluate hydration status and the overall health of the connective tissue.

Pedal Pulse

A palpable beat of the heart that can be felt over the dorsalis pedis artery of the foot, indicating blood flow to the lower extremities.

Lung Crackles

Sounds heard through a stethoscope that are produced by fluid in the airways or alveoli during breathing, often associated with respiratory conditions.