The CRUNCH Model Suggests That There Are Two Main Mechanisms

question 61

Multiple Choice

The CRUNCH model suggests that there are two main mechanisms the older brain uses to perform tasks:

• A) increased synapses and neurotransmitters.
• B) memory aids such as mnemonic devices and brain training exercises.
• C) brain training and recruiting friends to help with cognitive tasks.
• D) more of the same and supplementary processes.

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Definitions:

Structures

The arrangement of atoms within a molecule, determining its chemical behavior and properties.

Diels-Alder Reaction

A chemical reaction between a conjugated diene and a substituted alkene (dienophile) to form a cyclohexene derivative, often used in the synthesis of complex natural products.

Cyclization

A chemical reaction that transforms a linear molecule into a cyclic one by forming a ring structure.

Thermal Conditions

Refers to the temperature and heat-related circumstances affecting or controlling a process or reaction.