IQ

Definition

IQ (Intelligence Quotient) is a measure of a person's intellectual abilities in relation to others, typically quantified through standardized tests. It is often used as an indicator of cognitive function and potential.

5 Must Know Facts For Your Next Test

1. Nutritional deficiencies in early childhood can negatively impact IQ development and cognitive function.
2. Omega-3 fatty acids, particularly DHA, are crucial for brain health and can positively influence IQ scores.
3. Antioxidants like vitamins C and E help protect brain cells from oxidative stress, which may support higher IQ levels.
4. Iron deficiency anemia during infancy is linked to lower IQ scores due to impaired neurodevelopment.
5. A balanced diet rich in fruits, vegetables, whole grains, and lean proteins supports overall brain health and optimal cognitive outcomes.

Review Questions

• How do omega-3 fatty acids influence IQ scores?
• What role does iron play in the development of cognitive function during infancy?
• Which vitamins act as antioxidants that can help maintain or improve IQ levels?

Related terms

Cognitive Function: The mental processes by which knowledge and understanding is developed in the brain.

DHA (Docosahexaenoic Acid): An omega-3 fatty acid essential for brain development and function.

Neurodevelopment: The process by which the nervous system grows and develops, significantly impacting cognitive abilities.