Page 129 - PPL - engelsk - Air Law and Human Performance

Human Performance

2.4.1.4 Conscious and unconscious processing ................................................. 149

2.4.2 The autonomic nervous system ................................................................. 150

2.4.2.1 Sympathetic and parasympathetic nervous system ............................. 150
2.4.3 Diseases in the nervous system ................................................................ 150

2.5 The senses .......................................................................................... 151

2.5.1 Vision ......................................................................................................... 152

2.5.1.1 The blind spot ........................................................................................ 152

2.5.1.2 Central and peripheral vision ................................................................ 153
2.5.1.3 Rods and cones ...................................................................................... 154

2.5.1.4 Visual perception ................................................................................... 155

2.5.1.5 Eye diseases ........................................................................................... 156
2.5.2 Approach illusions...................................................................................... 156

2.5.2.1 Approach to uphill sloping runway ....................................................... 157

2.5.2.2 Approach to downhill sloping runway .................................................. 157
2.5.3 Other traffic ............................................................................................... 158

2.5.3.1 Collision risk .......................................................................................... 158

2.5.4 Hearing ....................................................................................................... 159

2.5.4.1 Structure of the ear .............................................................................. 160
2.5.4.2 Pressure in the ear ................................................................................ 160

2.5.4.3 The semicircular canals ......................................................................... 161

2.5.4.4 Otoliths (ear stones) ............................................................................. 162
2.5.5 The sense of balance ................................................................................. 162

2.5.5.1 Spatial disorientation ............................................................................ 164

2.5.5.2 Graveyard spin and cross-coupling....................................................... 165

2.5.5.3 Leans ..................................................................................................... 165
2.5.5.4 Illusion of high speed ............................................................................ 166

2.5.6 Non-verbal communication ....................................................................... 166

2.5.7 Perception .................................................................................................. 167
2.5.7.1 Stimuli and response ............................................................................. 168

2.5.7.2 Complacency ......................................................................................... 170

2.6 Flying and health ................................................................................. 170

2.6.1 Pilot condition and preparation................................................................. 171

2.6.2 Illness and medication ............................................................................... 172

Flight Theory PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© 2025 129