18 Questions
What is the main function of the central nervous system (CNS)?
Processes sensory information
Which part of the nervous system is responsible for controlling most functions of the body and mind?
Brain
What is the primary function of the autonomic nervous system (ANS)?
Controls involuntary actions, like heart rate and digestion
Which cells in the nervous system conduct electrical impulses and communicate through synapses?
Neurons
What is the recommended surface interval for a repetitive no-compression dive?
24 hours
What is the main cure for decompression sickness?
Recompression – descend/recompression chamber
Which condition can have symptoms similar to hypoxia and is characterized by abnormal loss of carbon dioxide in the blood?
Hyperventilation
What are the symptoms of hypoxia?
Headache, breathlessness, and drowsiness
Which type of hypoxia is most common in aviation?
Hypoxic Hypoxia
What is the most common cause of Anaemic/Hypemic Hypoxia in aviation?
CO poisoning
At what altitude does mild hypoxia typically occur?
Between 5000-10000ft
What is the general recommended surface interval for a repetitive no-compression dive?
12 hours
Which condition is characterized by the abnormal loss of carbon dioxide in the blood and can present symptoms similar to hypoxia?
Hyperventilation
At what altitude is decompression sickness unlikely to occur but has been known to occur as low as 8,000ft?
18,000ft
What is the most common cause of Anaemic/Hypemic Hypoxia in aviation?
CO poisoning
What are the symptoms of mild Hypoxia?
Impaired working memory under more demanding conditions
Which type of Hypoxia occurs due to impaired circulation?
Stagnant/Hypokinetic Hypoxia
What is the effect of hypoxia on the fingertips and lips?
Visible bluish discoloration
Test your knowledge on the function and main components of the nervous system, including the Central Nervous System (CNS), Brain, Spinal Cord, and Peripheral Nervous System (PNS). Learn about how the nervous system controls and coordinates body activities, processes sensory information, and is responsible for consciousness, emotions, thoughts, and memory.
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