Lesson 4, Chapter 5

Question 1

Multiple sclerosis

Answer 1

An autoimmune disease that destroys myelin surrounding the axons of neurons of the central nervous system

Question 2

Sclerosis

Answer 2

Scar tissue left behind when the myelin surrounding axons is destroyed

Question 3

Autoimmune disease

Answer 3

A disease where a person experiences periods when their symptoms worsen, alternating with periods of worsening or a reduction of symptoms

Question 4

Amyloid plaques

Answer 4

Plaques of abnormal tissue that build up in the brains of people with Alzheimer’s disease.

Question 5

Dementia

Answer 5

A decline in thinking skills and changes in personality and behavior.

Question 6

Brain tumors

Answer 6

Clumps of abnormal cells in the brain.

Question 7

Primary brain tumors

Answer 7

Brain tumors that begin in the brain.

Question 8

Secondary brain cancer

Answer 8

Brain cancer that started somewhere else in the body.

Question 9

Spinal cord injuries

Answer 9

Injuries that damage the spinal cord, often leading to paralysis.

Question 10

Paralysis

Answer 10

Loss of motor function.

Question 11

Cervical region

Answer 11

Neck area of the spine or spinal cord.

Question 12

Brain injuries

Answer 12

Injuries due to damage of brain tissue.

Question 13

Cerebral palsy

Answer 13

A disorder of movement due to brain damage caused by problems in pregnancy, prematurity, or birth trauma.

Question 14

Cerebral vascular accidents (strokes)

Answer 14

Burst or blocked vessels in the brain causing brain damage.

Question 15

Concussions

Answer 15

An injury caused by force applied to the brain.

Question 16

Peripheral neuropathy

Answer 16

A syndrome of sensory loss, muscle weakness, and problems with circulation that affect peripheral nerves.