The polygraph test detects activation of the ______ branch of the ______ nervous system

The "Flynn effect" refers to

A) the finding that IQ scores have stayed the same over the last decade. B) the finding that IQ scores have steadily increased over the last decade. C) the finding that IQ scores have steadily decreased over the last decade. D) the finding that IQ scores are negatively correlated with education levels.

The motor neuron illustrated here is

A) a spindle afferent neuron. B) an intrafusal neuron. C) an extrafusal neuron. D) an agonist neuron. E) an antagonist neuron.