Flight Instructor for Powered-Lift Category › II. Technical Subject Areas › Task A. Human Factors

IL.II.A.K1i

Knowledge

Symptoms, recognition, causes, effects, and corrective actions associated with aeromedical and physiological issues, including:

Dehydration and nutrition

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Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

From the FAA library

Pilot's Handbook of Aeronautical Knowledge p. 17-16
Chapter 17: Aeromedical Factors › Hydraulic Fluid › Drugs
seemingly innocuous drugs that can result in impaired judgment, decision-making, and performance. In addition, fatigue, stress, dehydration, and inadequate nutrition can increase an airman’s susceptibility to adverse effects from various drugs, even if they appeared to tolerate them…
Aviation Instructor's Handbook p. 2-14
Chapter 2: Human Behavior › Physical Discomfort, Illness, Fatigue, and Dehydration › Dehydration and Heatstroke
Dehydration and Heatstroke Dehydration is the term given to a critical loss of water from the body. Dehydration reduces a pilot’s level of alertness, producing a subsequent slowing of decision-making processes or even the inability to control ... aircraft. The first noticeable effect of dehydration is fatigue, which in turn makes top physical and mental performance difficult, if not impossible. Flying for long periods in hot summer temperatures or at high altitudes increases susceptibility to dehydration. High altitude…
Pilot's Handbook of Aeronautical Knowledge p. 17-14
Chapter 17: Aeromedical Factors › Hydraulic Fluid › Dehydration and Heatstroke
Dehydration and Heatstroke Dehydration is the term given to a critical loss of water from the body. Causes of dehydration are hot flight decks and flight lines, wind, humidity, and diuretic drinks—coffee, tea, alcohol, and caffeinated soft drinks. Some ... common signs of dehydration are headache, fatigue, cramps, sleepiness, and dizziness. The first noticeable effect of dehydration is fatigue, which in turn makes top physical and mental performance difficult, if not impossible. Flying for long periods in hot summer temperatures…
Aviation Instructor's Handbook p. 2-13
Chapter 2: Human Behavior › Learner Emotional Reactions › Physical Discomfort, Illness, Fatigue, and Dehydration
that nothing is being withheld from them or is being neglected in their training. Physical Discomfort, Illness, Fatigue, and Dehydration Physical discomfort, illness, and fatigue will slow the rate of learning during both classroom instruction and flight training. Learners…
Aviation Instructor's Handbook p. 2-13
Chapter 2: Human Behavior › Physical Discomfort, Illness, Fatigue, and Dehydration › Fatigue
Fatigue Fatigue is one of the most treacherous hazards to flight safety…