test 50- disorders of the nervous system

Question 1

uncontrolled, chaotic electrical activity in the brain. it alters consciousness and may bring on involuntary movements. it may also be the result of chemical imbalance but more often the cause is unknown.

Answer 1

epileptic seizure

Question 2

the victim falls to the ground unconscious and makes twitching movements which may last for several minutes.

Answer 2

grand mal epileptic

Question 3

the victim may be unaware of things around him for up to thirty seconds but seldom loses consciousness.

Answer 3

petit mal seizure

Question 4

a seizure may result in the victim having irrational feelings of anger or fear.

Answer 4

temporal lobe epilepsy

Question 5

one of the most common disabling disorders of the nervous system among young people.

Answer 5

multiple sclerosis

Question 6

degenerative condition of the brain causing weakness and stiffness of the muscles.

Answer 6

parkinson’s disease

Question 7

people lose their memory of recent events and become uninterested in their appearance. in the late stages, patients may become bedridden and incontinent.

Answer 7

dementia

Question 8

shows an abnormal production of the protein amyloid. some drugs can slow its progress but it is incurable.

Answer 8

alzheimer’s disease

Question 9

many patients are left with some sort of disability following a ….

Answer 9

stroke

Question 10

…. starved of blood are unable to communicate with the parts of the body they are responsible for.

Answer 10

brain cells

Question 11

a blow of the head could prove fatal if..

Answer 11

internal bleeding goes undetected