When a Researcher Selects the Most Accessible Population Members from Whom

question 83

Multiple Choice

When a researcher selects the most accessible population members from whom to obtain the information,this is considered a ________.

• A) simple random sample
• B) convenience sample
• C) judgement sample
• D) cluster sample
• E) quota sample

Identify proper techniques and considerations for obtaining arterial blood gas (ABG) specimens.

Know the special considerations for drawing blood alcohol levels.

Understand the procedure and rationale for obtaining sputum specimens for tuberculosis diagnosis.

Recognize the diagnostic utility of Hemoccult testing for gastrointestinal conditions.

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Definitions:

Cork Cambium

A layer of tissue in plants that produces cork, a protective barrier for the surface of stems and roots.

Ground Tissue

The bulk of most plant tissues, filling the space between the epidermis and vascular tissue systems, involved in photosynthesis, storage, and support.

Cork Cambium

A layer of tissue in plants that produces cork, a protective and waterproof material found on the outer surface of bark.

Cork Parenchyma

One or more layers of parenchyma cells produced inwardly by the cork cambium.