HPL 101-200

Why is hypoxia especially dangerous for pilots flying solo?​

• Only a solo pilot is more prone to illusions.​​

• In a multi-crew cockpit hypoxia will always be detectable.​​

• Hypoxia improves night vision therefore the pilot will have no indication of danger.​​

• Since the first signs of hypoxia are generally hard to detect.​

The small sacs located in the vestibule are:

• chalk-like crystals called otoliths.​​

• sacs with sensory hairs.​​

• crystals in the semicular canals.​​

• sacs with sensory hairs and crystals in the semicular canals.​

The normal arterial blood-pressure of a healthy adult is (systolic/diastolic):

• 80/20 mmHg​​

• 120/80 mmHg​​

• 180/120 mmHg​​

• 220/180 mmHg​

Caffeine may cause an increase in cardiac rate, restlessness/nervousness, insomnia, anxiety and intestinal irritability. Excessive consumption is considered to be in excess of:

• 40 - 65 mg/day.​​

• 3 mg/day.​​

• 250 mg/day.​​

• 150 mg/day.​

Among the symptoms of hypoglycaemia are:​

• difficulty in focusing on near-by objects.​​

• double vision and puffiness around the eyes.​​

• severe eye and head aches.​​

• headache and lack of concentration.​

Galactic radiation is:​

• steady and reasonably predictable.​​

• unsteady and reasonably predictable .​​

• steady but unpredictable.​​

• unsteady and unpredictable .​

When is your body temperature at its lowest?​

• In the afternoon.​​

• Late in the evening.​​

• Around 9 AM.​​

• Early in the morning.​

Astigmatism is normally caused by:

• a lack of accommodation.​​

• a lack of vitamin A.​​

• a lack of empty field.​​

• a mis-shaped cornea.​

The part of blood without cell is called:​

• serum​​

• water​​

• plasma​​

• lymph​

The time an eye needs to adapt fully to the dark is about:​

• 10 minutes​​

• 5 minutes​​

• 25 - 30 minutes​​

• 10 seconds​