How the Brain Works The Facts Visually Explained by DK (z-lib.org)

DISORDERS 200 201 Adult-onset Huntington’s is the most common form of the disease, and it usually appears in people in their 30s ...

DISORDERS Myelin cells, made of proteins and fats, surround neurons in the central nervous system, enabling messages to travel q ...

DISORDERS 202 203 Paralysis may affect any part of the body, including the face, the hands, one arm or leg (monoplegia), one sid ...

DISORDERS Down syndrome is also known as trisomy 21, because it creates a third copy of chromosome 21. Experiments conducted on ...

DISORDERS 204 205 Narcolepsy usually starts around puberty and affects both sexes equally. Symptoms include excessive daytime sl ...

DISORDERS Comas are caused mainly by head injuries that damage the brain. They often result in swelling, which in turn leads to ...

DISORDERS 206 207 The exact cause of SAD is not fully understood, but for those who suffer from winter SAD—where the onset of co ...

DISORDERS Anxiety Disorders Disorder generalized anxiety disorder (GAD), social anxiety disorder, panic disorder, and post-traum ...

DISORDERS 208 209 OCD can strike at any age but typically develops during early adulthood. It can often be traced to a traumatic ...

DISORDERS SSD is closely linked to anxiety and depression. Physical manifestations often include pain, weakness, and fatigue; sh ...

DISORDERS 210 211 Schizophrenia can be a difficult disorder to assess. Diagnosis involves examining emotional and cognitive beha ...

DISORDERS An addiction involves the repeated use of, or engagement with, a substance or activity for feelings of pleasure. Psych ...

DISORDERS 212 213 A personality disorder involves a consistent pattern of behavior that deviates noticeably from that which is c ...

INDEX Disorders Although they can occur at any life stage, eating disorders usually develop among adolescent and young-adult age ...

DISORDERS 214 215 An intellectual or learning disability occurs when brain development is affected in some way, whether through ...

DISORDERS The main symptoms of ADHD include impetuosity, difficulty concentrating, a “short fuse,” disorganization, prioritizati ...

DISORDERS 216 217 People who have ASD find it hard to interact and communicate with others. They also tend to have restricted in ...

Index Page numbers in bold refer to main entries A abscesses, brain 197, 198 abstraction 151 acetylcholine 24, 99 action potenti ...

218 219 children continued perception of time 175 per sonalit y 176 reading and writing 130 –131 sense of self 178–179 sle ep 17 ...

F face recognition area 44, 68 facial expressions 116 –117, 118 , 119 and conversation 128, 129 reflex and conscious 110 facial ...