When a Rat Learns to Turn the Correct Way in a T-Shaped

question 40

Multiple Choice

When a rat learns to turn the correct way in a T-shaped maze, one finds that, in the basal ganglia:

• A) neural activity is relatively constant throughout the learning process.
• B) neural activity is low at the beginning of learning and gradually increases.
• C) neural activity is high at the beginning of learning but gradually tapers off.
• D) the pattern of neural activity changes as the rat becomes better at the task.

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Definitions:

Mandibles

The lower jaws of vertebrates or the biting mouthparts of insects and other arthropods.

Antennae

Sensory appendages located on the heads of insects and some other arthropods, used for sensing their environment.

Arthropods

The largest phylum of animals, including insects, spiders, and crustaceans, characterized by an exoskeleton, segmented body, and jointed limbs.

Species

A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding to produce fertile offspring.