Which part of the midbrain is made up of groups of receptors that control auditory and visual receptors, and is also a component of our basic emotional system?

Cattell’s early research began with

A) a large database from which hypotheses were derived. B) a well-stated and testable hypothesis. C) a falsifiable scientific theory. D) all of the above

Six-month-old infants habituated to several random arrays of 8 dots continue to be bored by seeing arrays with 8 dots in a different arrangement, but show greater interest when shown an array with at least 16 dots. This suggests infants can distinguish sets of items that differ in a 1:2 ratio. This capability is called

a. a habituation system. b. a spatial navigation system. c. a numerical estimation system. d. an object tracking system.