Developing Structures Generally Are Most Vulnerable to Damage from Environmental

question 145

Multiple Choice

Developing structures generally are most vulnerable to damage from environmental factors during the ____ of prenatal development.

• A) germinal stage
• B) embryonic stage
• C) foetal stage
• D) last two months

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Definitions:

Corpus Callosum

A thick band of nerve fibers that divides the cerebral cortex lobes into left and right hemispheres, facilitating communication between the two sides of the brain.

Nerve Fibers

Long, slender projections of nerve cells that transmit electrical impulses between parts of the nervous system and to muscles or organs.

Hemispheres

The two halves of the brain, the right and left hemispheres, each responsible for different functions and cognitive processes.

Brain

The organ located in the skull that controls and coordinates most sensory, motor, and cognitive processes.