Cerebral Hemispheres

Question 1

sulcus and gyrus

Answer 1

sulcus is dip

gyrus is elevation

Question 2

precentral gyrus belongs to which lobe

Answer 2

frontal

Question 3

lateral sulcus divides which lobes

Answer 3

frontal and temporal

Question 4

where is the cingulate gyrus

Answer 4

in a curve around the corpus callosum

Question 5

corpus callosum connect …

Answer 5

the two hemispheres

Question 6

types of fibre in corpus callosum

Answer 6

commisural

Question 7

which lobes each have a superior, middle and inferior gyrus

Answer 7

frontal lobe and temporal lobe

Question 8

lobe of hearing and smell

Answer 8

temporal

Question 9

what is a dominant hemisphere

Answer 9

the side of tha brain which has stronger control/input to a certain function

Question 10

right handed people are which sided dominant

Answer 10

left sided

Question 11

what is area 4

Answer 11

precentral gyrus - primary motor cortex

Question 12

where is broca’s area of motor speech

Answer 12

the inferior frontal gyrus area 44, 45

Question 13

what is area 44 and 45

Answer 13

broca’s area

Question 14

most medial parts of motor homunculus

Answer 14

toes, leg, knee

Question 15

most lateral parts of motor homunculus

Answer 15

tongue, mouth, face

Question 16

what is the most lateral part of the sensory homunculus

Answer 16

intra-abdominal

Question 17

what are areas 3, 1 and 2

Answer 17

post-central gyrus - primary sensory cortex

Question 18

sensory purpose of superior parietal lobule

Answer 18

interpretation of general sensory information

Question 19

which lobe is divided into an inferior and superior lobule

Answer 19

parietal

Question 20

where do we get our conscious awareness of our body

Answer 20

superior parietal lobule

Question 21

area 41, 42

Answer 21

wernicke’s area

Question 22

where is wernicke’s area

Answer 22

the superior temporal gyrus

Question 23

function of wernicke’s area

Answer 23

understanding speak

Question 24

where is the primary auditory cortex

Answer 24

superior temporal gyrus

Question 25

where is the primary olfactory cortex

Answer 25

inferior temporal gyrus

Question 26

area 17

Answer 26

primary visual cortex on occipital lobe

Question 27

true/false the calcarine sulcus divides area 17 and 18

Answer 27

false - area 17 is on both sides of the calcarine sulcus

Question 28

visual association cortex

Answer 28

area 18, 19 - interpretation of the visual

Question 29

where is the limbic lobe

Answer 29

the medial surface of the cerebral hemisphere

Question 30

parts of the limbic lobe

Answer 30

cingulate gyrus, hippocampus, amygdala and parahippocampal gyrus

Question 31

which part of the brain is responsible for processing and understanding speech

Answer 31

wernicke's area in the dominant hemisphere

Question 32

area of brain responsible for forming speech

Answer 32

broca's area

Question 33

what is aphasia

Answer 33

problems with speech

Question 34

fibres that travel between subcortical areas and the cortex

Answer 34

projection fibres

Question 35

fibres that travel between areas of cortex

Answer 35

association fibres

Question 36

function of basal ganglia

Answer 36

control movement by connecting to motor cortex (starting and stopping of movements)

Question 37

components of basal ganglia

Answer 37

caudate, lentiform nucleus (putamen and globus pallidus) and substantia nigra

Question 38

shape of caudate nucleus

Answer 38

it follows the curve of the lateral ventricle and has the putamen at its middle. Looks like a little foetus with a ball in the middle

Question 39

components of lentiform nucleus

Answer 39

globus pallidus and putamen

Question 40

what is lateral to the caudate and thalamus in a v-shape on transverse section

Answer 40

internal capsule

Question 41

what is lateral to the internal capsule

Answer 41

the lentiform nucleus

Question 42

which parts of the basal ganglia are input areas from the motor cortex and thalamus

Answer 42

the caudate nucleus and putamen

Question 43

which parts of the basal ganglia are output regions receiving from the caudate nucleus/putamen

Answer 43

globus pallidus and substantia nigra

Question 44

where does the globus pallidus send its projection

Answer 44

to the thalamus