Dr Halk Is Studying a Group of 25 Youngsters from the Time

question 118

Multiple Choice

Dr. Halk is studying a group of 25 youngsters from the time they are born until they reach school age. This is known as ________ research.

• A) cross-sectional
• B) mixed design
• C) longitudinal
• D) historical

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Definitions:

Hemoglobin

A protein in red blood cells responsible for transporting oxygen from the lungs to the body's tissues and organs.

Bound

Confined, secured, or held within certain limits or under a specific constraint.

Clotting Process

The series of steps that the body undertakes to stop bleeding, involving the aggregation of platelets and the formation of fibrin strands that trap blood cells.

Fibrin

Threadlike protein that is formed from the soluble plasma protein fibrinogen during blood clotting.