Some Cognitive Neuroscientists Study Brain Lesions to Learn More About

question 5

Multiple Choice

Some cognitive neuroscientists study brain lesions to learn more about brain functions. However, a major problem with this technique is that

• A) the brain damage may extend into several areas of the brain.
• B) this technique is low in ecological validity.
• C) it requires using a radioactive chemical, which may be dangerous.
• D) it cannot be used in studying humans or other primates.

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Definitions:

Skin Surface

The outermost layer of the skin that protects the body from the external environment, including pathogens and physical damage.

Hair Bulb

The rounded, bulbous base of a hair follicle containing actively dividing cells which produce the hair shaft.

Cuticle

The cuticle is a protective and waxy or hard outer layer found on the surface of plants, hairs, nails, and other surfaces, serving as a barrier against environmental damage.

Medulla

A section of the brainstem that controls vital bodily functions such as heartbeat and breathing.