Hilda, who is 68, is about to take an IQ test, but she is worried because she knows that older people are often assumed to have diminished mental abilities. Hilda is being affected by ___________

The idea that brain functions are not spread uniformly over the brain is called

(a) equipotentiality (b) localization (c) hippocampal equalization (d) hippocampal heterogeneity (e) cerebellar heterogeneity

Many years ago, telephone numbers had only four or five digits. Even now, no more than seven digits are used for phone numbers. The most reasonable psychological explanation for this is that ________________

a. there is a direct relationship between the number of items in the sensory registers and their retention b. there is an inverse relationship between the number of items in the sensory registers and their retention c. there is a direct relationship between the number of items in short-term memory and their retention d. there is an inverse relationship between the number of items in short-term memory and their retention