extreme environment (deep ocean)
TRANSCRIPT
Mariana Trench/Mariana Trench/Challenger DeepChallenger Deep
By: Austin WirtasBy: Austin Wirtas
Mariana TrenchMariana Trench
• It is the deepest part of the Ocean, and It is the deepest part of the Ocean, and the deepest part of the Earth itself.the deepest part of the Earth itself.
• 11,033 meters deep (36,201 feet)11,033 meters deep (36,201 feet)
Human EnduranceHuman Endurance
• 14.7 psi14.7 psi
• Every 33 feet one more atmosphere Every 33 feet one more atmosphere pushes down on a person (14.7 psi)pushes down on a person (14.7 psi)
• 33 feet = 1 atmosphere33 feet = 1 atmosphere
• For example 66 ft. = 44.1 psiFor example 66 ft. = 44.1 psi
• People can stand up to 3-4 People can stand up to 3-4 atmospheresatmospheres
• 98.6 °F (Normal Body Temp.)98.6 °F (Normal Body Temp.)
Body Systems AffectedBody Systems Affected
• Respiratory (Drowning)Respiratory (Drowning)
• Excretory (Dehydration)Excretory (Dehydration)
• Integumentary (Sun-burn)Integumentary (Sun-burn)
Adaptations of Human BodyAdaptations of Human Body
• The buoyancy of the human body to The buoyancy of the human body to keep head afloat and not drown. keep head afloat and not drown.
• Shivering to maintain body temperature Shivering to maintain body temperature (motion of moving muscles for heat)(motion of moving muscles for heat)
Special EquipmentSpecial Equipment
• Scuba mask, Scuba booties, Swim fins, Scuba mask, Scuba booties, Swim fins, Scuba weights/Scuba belts, Snorkels, Scuba weights/Scuba belts, Snorkels, Gauges and Scuba regulators. Gauges and Scuba regulators.
• Along with the wet suit.Along with the wet suit.