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Flashcards in Cerebral Cortex Deck (35):
1

where is the cerbral cortex hidden?

more than 1/2 is hidden in the sulcus

2

how thick is the cerebral cortex?

2-4 mm

3

what is the structure of the laminar?

3-6 layers anatomic organization

4

what is the structure of columnar?

modules of cortex

5

what is the function of pyrmidal cell?

excite

6

what is the function of spiny stellate cell?

excite

7

what is the function of smooth stellate?

inhibit

8

what is the function of bipolar?

excie or inhibit

9

what is the structure of the cerbral cortex?

laminar organization

10

what type of cells make up the outer granule and pyramidal layer?

small cells and pyramidal cells

11

what type of cell makes up the inner granuale layer?

stellate cells

12

what type of cells make up inner pyramdial layer?

pyramid cells

13

what type of cells make up the inner most layer of cerebral cortex?

fusiform and bipolar

14

what is the direction of projection fibers?

leaves the cortex

15

what is an example of projection fiber?

corticospinal

16

what are association fiber?

joins one part of the cortex to another within the same region

17

what is a short fiber?

one gyrus to another gyrus within the same lobe

18

what is a long fiber?

travels from one lobe to another lob

ex. superior longitudinal faciculus
goes to frontal lobe to temporal lobe

19

what are commissural fibers?

go from one hemisphere to another

20

what is an example of commissural fiber?

corpus callosum
anterior commisure
posterior commisure
habenular commisure

21

what is a commissural fiber?

afferent

22

what are other examples of afferent fibers?

thalamocortical
neuraxial

23

what are examples of effernt fibers?

commissural

association

projection

24

what are somatic sensory cortex?

1,2, and 3

precentral gyrus

25

what are supplemental sensory areas areas?

5

next to 1,2,3

26

what are visual sensory areas?

17, 18, & 19

lies on either side of the calcarine sulcus

27

what are audory sensory areas?

41,42, & 22

located lateral temporal gyrus

28

what are primary motor areas?

4

located in the precentral gyrus

29

what are premotor areas?

6

30

what are supplemental motor area?

6

31

what are brocas area?

44, 45

deals with speech and problem solving

32

what are wernicke's area?

22

conceptualizes what is heard

33

what area is angular gyrus?

39

deals with written

34

what is the left brain responsible for?

analytical information

35

what is the right brain responsible for?

holistic, spiritual, artistic