Chapter One

Question 1

weight of the brain in adults

Answer 1

3 lbs

Question 2

In the spinal cord, grey matter is on the _____________, and white matter is on the_________________.

Answer 2

inside; outside

Question 3

T/F: White matter contains cell bodies and dendrites.

Answer 3

False. White matter contains mostly myelinated axons.

Question 4

In the brain, grey matter is on the _________________, and white matter is on the ______________________.

Answer 4

outside; inside

Question 5

part of the brain with greatest number of neurons, most connections

Answer 5

cerebellum

Question 6

parts of brain stem

Answer 6

medulla, pons, midbrain, diencephalon

Question 7

bump or ridge on brain

Answer 7

gyrus

Question 8

ditch or fold in brain

Answer 8

sulcus

Question 9

how many layers in brain

Answer 9

six

Question 10

main target for visual information

Answer 10

occipital lobe

Question 11

contains somatosensory cortex

Answer 11

parietal lobe

Question 12

area that governs proprioception

Answer 12

parietal lobe

Question 13

main target for auditory information

Answer 13

temporal lobe

Question 14

where is Wernicke’s area and what does it do?

Answer 14

left hemisphere of temporal lobe; understanding and language

Question 15

most hallucinations start here

Answer 15

temporal lobe

Question 16

where is Broca’s area and what does it do?

Answer 16

frontal cortex; speech production

Question 17

each sense organ connects to its specific brain area on the opposite side of the body through the thalamus

Answer 17

contralateral connections

Question 18

vital to experiencing “whole world”; connective tissue between two hemispheres

Answer 18

corpus callosum