chapter 13

Question 1

four major brain regions

Answer 1

cerebrum
dicenephalon
brainstem
cerebellum

Question 2

how many hemispheres is the cerebrum seperated into

Answer 2

2

Question 3

how many lobes is brain hemisphere seperated into

Answer 3

5

Question 4

the outer surface of brain is

Answer 4

folded

Question 5

gyri of brain is

Answer 5

the ridges

Question 6

sulci of brain is

Answer 6

depression between ridges; fissures

Question 7

brain anterior is known as=

Answer 7

rostral

Question 8

brain posterior=

Answer 8

caudal

Question 9

inferior to cerbrum and diencephalon is the

Answer 9

brainstem

Question 10

individual gyri is called a

Answer 10

gyrus

Question 11

fissures on brain is a

Answer 11

deep sulcus

Question 12

cells of nervous system include

Answer 12

neurons and neuroglia

Question 13

neuron cell body with dendritrs attached is called

Answer 13

gray matter

Question 14

gray matter found in

Answer 14

cortex

Question 15

superficial (outer) layer of brain

Answer 15

the cortex

Question 16

consists of axons coming from cell bodies

Answer 16

white matter

Question 17

white matter gets its white color cause its

Answer 17

mylinated

Question 18

white matter for cerbrum for the brain is found in

Answer 18

medulla or innermost portion

Question 19

medulla is the

Answer 19

innermost portion

Question 20

brain is protected by ____(4)

Answer 20

bone of skull, meninges, cerebral spinal fluid, blood brain barrier

Question 21

meninges is

Answer 21

layered tissue surrounding brain

Question 22

cerebral spinal fluid iis like a

Answer 22

liquid cushion

Question 23

what cell helps with blood brain barrier

Answer 23

astrocytes

Question 24

blood brain barrier controls

Answer 24

what passes from blood to brain

Question 25

cranial meninges is composed of

Answer 25

three connective tissue layers

Question 26

cranial meninges seperate and support _____ tissue of brain

Answer 26

soft

Question 27

cranial tissues also ____ and ___ blood vessels supplying the brain

Answer 27

enclose and protect

Question 28

what is cranial meninges relationship with CSF

Answer 28

helps contain and circulate CSF

Question 29

what are the three layers of meninges

Answer 29

pia maater, arachnoid mater, dura mater

Question 30

whats the deepest meninge

Answer 30

pia mater

Question 31

the most superficial meninges

Answer 31

dura mater

Question 32

order of meninges from deepst to outermost(superficial)

Answer 32

pia mater (deepest) arachnoid mater(middle) dura mater(outermost)

Question 33

pia mater touches the

Answer 33

the brain

Question 34

pia mater is made of

Answer 34

thin layer of areolar connective tissue

Question 35

pia mater is also very nutritive for the brain and there are lots of

Answer 35

blood vessels

Question 36

arachnoid mater

Question 37

arachnoid mater makes projection that look like spider webs called

Answer 37

arachnoid trabeculae

Question 38

arachnoid trabeculae extend to

Answer 38

pia mater through subarachnoid space

Question 39

subarachnoid space contains

Answer 39

cerebrospinal fluis

Question 40

arachnoid mater is made of

Answer 40

collagen and eleastic fibers

Question 41

subdural space is potential space that can fill with blood if

Answer 41

a vein is ruptured

Question 42

dura mater is very

Answer 42

tough

Question 43

there is a _______ space between dura and skull

Answer 43

epidural

Question 44

dura mater has _ layers

Answer 44

2

Question 45

2 layers of dura mater are

Answer 45

meningeal layer (deeper layer) periosteal layer (superficial layer)

Question 46

dura mater is made of

Answer 46

dense irregular connective tissue

Question 47

what forms on internal surface of cranial bones

Answer 47

periosteum

Question 48

epidural space is also in

Answer 48

spoinal chord

Question 49

if a pregnant woman gets an epideral it would be in the

Answer 49

epidural space of spinal cord.

Question 50

epidural space contains

Answer 50

arteries and veins