CNS Class 10 (MS)

Question 1

T/F MS is one of the most common, non traumatic neurological conditions effecting young and middle aged adults

Answer 1

true

Question 2

T/F canada has one of the highest MS rates in the world

Answer 2

true

Question 3

_______; a proteolipid sheath which covers most of the axons that conduct nerve signals

Answer 3

myelin

Question 4

myelin is made by __________ in the CNS

Answer 4

oligodendrocytes

Question 5

_______; any process which results in myelin sheaths being destroyed or lost

Answer 5

demyelination

Question 6

an active _____ site is an edematous inflammatory lesion with large numbers of infiltrating lymphocytes and macrophages

Answer 6

plaque

Question 7

______; the major supporting and structural cells in CNS tissue

Answer 7

astrocytes

Question 8

the role of astrocytes is to react to the injury by congregating together and form a living scar - this process is called ______

Answer 8

gliosis

Question 9

T/F astrocytes are part of the BBB

Answer 9

true

Question 10

a period of active demyelination often referred to as a relapse or flare up

Answer 10

exacerbation

Question 11

a period between exacerbations and can signify complete disappearance of the diseases

Answer 11

remission

Question 12

one gene that plays a key role in MS is the ________ gene, belonging to the human leukocyte antigen

Answer 12

HLA-DRB1

Question 13

_____ cells and ____ cells are two important immune cells that play a role in the abnormal immune response caused by MS

Answer 13

B cells and T cells

Question 14

T/F MS is more known to occur in areas that are farther away from the equator

Answer 14

true

Question 15

_______ ______ virus is an infectious factor of MS

Answer 15

Epstein Barr

Question 16

_____ is sampled by a lumbar puncture/ spinal tap; to detect particular proteins or antibodies called oligoclonal bands

Answer 16

CSF (cerebrospinal fluid)

Question 17

_______ action potential: measure the speed of nerve impulse conduction in the pathways of the CNS

Answer 17

evoked

Question 18

when a patient lets you know they feel a sharp electric shock at the back of their neck during forward flexion, this indicates _______ ______

Answer 18

lhermittes sign

Question 19

the first sensation of MS or replace is the ____ ____

Answer 19

MS Hug

Question 20

_______ is one of the most common symptoms of MS, effecting 80% of people with the disease

Answer 20

fatigue

Question 21

a patient may experience ______ emotional symptoms from brain plaques

Answer 21

primary

Question 22

a patient may experience ______ emotional effects from dealing with MS i.e depression, anger etc

Answer 22

secondary

Question 23

T/F MS patients have a sensitivity to heat thus hot hydro on an MS patient is completely CI’d

Answer 23

true

Question 24

T/F seizures are common in patients with MS

Answer 24

false