Human beings have ________ pairs of chromosomes in every normal cell

Studies using PET scanners to study the neural activity of people with no cerebral damage

have shown that the sound of words activates a. the primary auditory cortex and Wernicke's area. b. the right anterior temporal lobe. c. Broca's area. d. both frontal lobes. e. the primary motor cortex.

When we read, we receive information from the visual environment

a. continuously as the eyes scan the page. b. only during brief periods of inflection. c. only when we have finished reading a complete sentence. d. only during brief periods of eye fixation. e. only when we have finished reading a complete thought.