About this Study Set
This study set covers Maritime Technology through
15 practice questions.
This set of questions explores the intersection of maritime technology and the human body, focusing on physiological responses and health considerations in a maritime environment. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 15 questions from the
Maritime Technology and Human Health Facts study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
What physiological condition is most commonly associated with prolonged exposure to low-frequency vibrations from ship engines and machinery?
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A
Increased bone density
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B
Enhanced proprioception
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C
Motion sickness
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D
Hand-arm vibration syndrome (HAVS)
2
In a submarine environment, what is the primary health risk associated with prolonged rebreathing of exhaled air without adequate CO2 scrubbing?
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A
Hyperoxia
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B
Carbon dioxide narcosis
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C
Hypoxia
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D
Nitrogen narcosis
3
Exposure to significant G-forces during naval operations, such as high-speed maneuvers or catapult launches, can lead to a physiological response known as 'G-LOC'. What does G-LOC stand for?
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A
Gravitational Limit of Consciousness
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B
Gravity-induced Loss of Control
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C
G-force Induced Loss of Consciousness
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D
Gravitational Impact on Central Organism
4
What is the primary mechanism by which a hypobaric chamber, used in naval diving training, helps acclimatize divers to pressure changes?
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A
Simulating high atmospheric pressure
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B
Increasing oxygen partial pressure
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C
Gradually increasing ambient pressure
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D
Reducing atmospheric nitrogen levels
5
To mitigate the effects of long-term isolation and confinement on psychological well-being in submarines, what technological intervention is often implemented regarding lighting?
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A
Constant, bright white light
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B
Dim, red lighting
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C
Simulated circadian rhythm lighting
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D
No artificial lighting
6
What common maritime health issue is exacerbated by continuous exposure to wind and saltwater, leading to skin dryness, cracking, and inflammation?
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A
Photosensitivity
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B
Dermatitis
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C
Xerosis cutis
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D
Melanoma
7
When working in noisy engine rooms on ships, what is the recommended method for preventing noise-induced hearing loss?
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A
Using earplugs only during maintenance
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B
Wearing hearing protection devices consistently
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C
Increasing the distance from the noise source
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D
Using noise-canceling headphones only for communication
8
The phenomenon of 'space adaptation syndrome' in astronauts is analogous to what common maritime health issue experienced by passengers and crew on vessels?
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A
Seasickness
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B
Seabed sickness
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C
Deck sickness
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D
Port sickness
9
What specific type of radiation, often shielded against in modern naval vessels, can penetrate deep into tissues and damage DNA?
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A
Infrared radiation
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B
Ultraviolet radiation
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C
Ionizing radiation
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D
Microwave radiation
10
In the context of maritime emergency medical equipment, what is the primary physiological benefit of a positive-pressure breathing apparatus (PPBA) for a victim of smoke inhalation?
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A
To induce hyperventilation
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B
To deliver a higher concentration of oxygen
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C
To increase carbon dioxide levels
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D
To reduce heart rate
11
What physiological change is the body attempting to achieve through the process of acclimatization to cold water immersion, often practiced by naval personnel?
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A
Increased blood flow to extremities
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B
Reduced metabolic rate
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C
Conservation of core body temperature
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D
Increased perspiration
12
Prolonged exposure to the visual demands of navigating at sea, particularly in low light or fog, can lead to what common ocular condition?
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A
Presbyopia
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B
Night blindness
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C
Eye strain and fatigue
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D
Macular degeneration
13
What is the main purpose of anti-exposure suits used by maritime personnel in cold waters?
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A
To increase buoyancy
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B
To provide thermal insulation and prevent hypothermia
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C
To improve visibility to rescuers
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D
To reduce drag in the water
14
In a confined maritime environment with limited fresh water, what is a significant health concern related to the use of desalinated seawater for drinking if not properly treated?
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A
Excessive sodium intake
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B
Dehydration due to electrolyte imbalance
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C
Increased risk of scurvy
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D
Mineral deficiency leading to osteoporosis
15
What physiological system is most directly affected by the vestibular disturbances caused by the rolling and pitching motions of a ship?
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A
Digestive system
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B
Respiratory system
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C
Nervous system (specifically the balance and coordination centers)
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D
Endocrine system
