Ch. 2 Psych. Test Review

Front

The term “plasticity” as it regards the brain, refers to ________________.

Back

Ability to adapt to new conditions

Front

The smallest unit of the nervous system and the cell that underlines the activity of the entire nervous system is the ______________.

Back

Neuron

Front

The entire area composed of the axon terminal of one neuron, the synaptic cleft, and the dendrite or cell body of the next neuron is called the ______________.

Back

Synapse

Front

The “all or nothing law” refers to ____________________.

Back

A neuron that fires at full strength or not at all

Front

The outer covering of the brain and the part most people think of when they consider the brain is the _____________.

Back

Cerebral Cortex

Front

What structure connects the two hemispheres of the brain and coordinates their activities?

Back

Corpus Callosum

Front

The ________ hemisphere of the cerebral cortex is usually dominant in spatial tasks while the ________ hemisphere usually dominates in language tasks.

Back

Right, Left

Front

The complex molecule that forms the code for all genetic information is ___________.

Back

DNA

Front

Which of the following would provide the best map of physical structures in the brains of living human beings?
Magnetic Resonance Imaging (MRI), Magnetoencephalography (MEG), Positron Emission Tomography (PET) Scan, Electroencephalography (EEG) Imaging

Back

Magnetic Resonance Imaging (MRI)

Front

Studies of heritability in humans that assume that if genes influence a certain trait, close relatives should be more similar with that trait than distant relatives are called ____________.

Back

Family Studies