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D Galactic (Cosmic) and Nuclear radiation which are both caused by the earth's natural radiation. Explanation: NO Question 697: What are the main parts of the Central Nervous System and where is vision processed? A The brain and spinal chord are the main parts of the CNS and vision is processed at the cortex. B The brain and the brain stem are the main parts of the CNS and vision is processed at the cerebellum. C The brain and spinal chord are the main parts of the CNS and vision is processed at the retina. D The brain and the brain stem are the main parts of the CNS and vision is processed at the optic nerve centre. Explanation: NO Question 698: What are the main advantages that the human possesses over those of a machine in the decision making process? A Creativity, innovation and adaptability. B The ability to reach the most advantageous option from a number of choices. C The ability to analyse and memorise. D The ability to analyse and compare. Explanation: NO Question 699: We generate Mental Models on: A Past experience and learning B Stereopsis C 3-D vision D Imagination Explanation: A perception of the world around us based on our past experience.
Question 700: What are two types of attention ? A Selective and divided B Divided and behavioural C Cognitive and intuitive D Intuitive and behavioural Explanation: NO Question 701: Up to what altitude is blood oxygen saturation reduction unlikely to affect a pilot's judgement? A 10,000 FT B 30,000 FT C 25,000 FT D 20,000 FT Explanation: We can cope up to 10,000ft; above that we need oxygen. Question 702: What can cause spatial disorientation? A False perception of orientation of the aircraft with respect to spatial references. B Flying in clear daylight conditions. C Reference to well-defined external visual references, such as the horizon. D Damage to the receptor cells in the eyes. Explanation: NO Question 703: Trace elements should be obtained through: A A balanced diet B Vitamin pills C Dairy products and vegetables D Eating plenty of meat and vegetables Explanation: NO Question 704: The Vestibular Apparatus consists of the: A Semi-circular canals and the otoliths B Cochlea and the auditory nerve
C Eustachian tube and the pinna D Eustachian tube and the semi-circular canals Explanation: NO Question 705: The use of professional languages offers: A quick comprehension and simplified grammar B better communication even if professionals are not from the same field C more precise grammar D longer attention span Explanation: NO Question 706: The use of check lists should be carried out in such a way that: A their execution should not be done simultaneously with other actions B their execution may be done simultaneously with other actions C they should only be carried out when time is available D their execution should be combined with other important tasks Explanation: NO Question 707: The unique organisation of characteristics which determine the typical or standard behaviour of an individual is known as: A personality B development C learning D heredity Explanation: NO Question 708: Cataract is caused by: