Sparrows Raised in Isolation Still Learn to Sing, but Their

question 55

Multiple Choice

Sparrows raised in isolation still learn to sing, but their songs are abnormal. This is an example of:

• A) a critical period.
• B) a sensitive period.
• C) an imprinting period.
• D) the gestational age.

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Definitions:

Limbic System

A complex system of nerves and networks in the brain, involving several areas near the edge of the cortex concerned with instinct and mood. It controls the basic emotions (fear, pleasure, anger) and drives (hunger, sex, dominance, care of offspring).

Brain Plasticity

The ability of the brain to change and adapt as a result of experience, including the forming and reorganizing of synaptic connections.

Myelination of Nerve Fibers

The process of coating the axons of neurons with myelin, a fatty substance that improves the speed and efficiency of electrical impulses along nerve cells.

Brain Weight

Brain weight refers to the mass of the brain, which varies among individuals but is used in various scientific studies to analyze correlations with health, cognitive abilities, and certain medical conditions.