Chapter 32 Quiz Flashcards Preview

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Flashcards in Chapter 32 Quiz Deck (32)
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1

what is the most common classification of brain tumor

glioma

2

this type of tumor originates in the cells that are comprised of three distinct coverings that protect the brain and spinal cord

meningioma

3

this is a type of tumor that originates in the cells that line the ventricles and spinal cord that are responsible for the production of CSF

ependymoma

4

which primary tumor mets to the brain more often thatn any other primary tumor

lung cancer

5

which of the following is the primary factor for prognosis for a brain tumor

grade

6

what grade of brain tumor is the following: the tissue is benign. the cells look nearly like healthy brain cells and they grow slowly

I

7

most metastic tumors occur in this area of the brain

cerebrum

8

whihc on the following is not located in the infratentorial region
-medulla
-cerebrum
-pons
-brainstem

cerebrum

9

nerve cells are located primarily in

gray matter

10

in the brain, ____ matter is usually located superifically and ___ matter is more deep in the brain

gray

white

11

in the spinal cord, the __ matter is more superficial, and the ____ matter is more deep iwthin the spinal cord

white

grey

12

which two of the following are the major patterns of spread for CNS tumors

CSF seeding
local invasion

13

tumors that occur in the ______ portion of the brain will likely cause the following symptoms: personality changes, memory defects, and speech difficulties

frontal

14

gadolinium is contrast used for which imaging study

MRI

15

true/false: gadolinim is an iodine based contrast agent

false

16

fluorodeoxyglucose is a radionuclide used in which imaging modality

PET

17

which is more radioresistant

hypoxic cells

18

TD 5/5: spinal cord

4700 cGy

19

TD 5/5: brain

4500 cGy

20

TD 5/5: optic chiasm

5000 cGy

21

TD 5/5: lens of eye

1000 cGy

22

TD 5/5: optic nerve I and III

5000 cGy

23

TD 5/5: parotid glands

3200 cGy

24

TD 5/5: retina

4500 cGy

25

Injury if TD 5/5 is exceeded: brain

necrosis/infarction

26

Injury if TD 5/5 is exceeded: brain stem

necrosis/infarction

27

Injury if TD 5/5 is exceeded: lens of eye

cataract

28

Injury if TD 5/5 is exceeded: optic chiasm

blindness

29

Injury if TD 5/5 is exceeded: optic nerve

blindness

30

Injury if TD 5/5 is exceeded: parotid gland

xerostomia