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SEHS A5 (HL)

Last updated almost 2 years ago
12 questions
1
Other Answer Choices:
Near sea level
Moderate altitude
Extreme altitude
Low altitude
High altitude

Once you have the last question correct ... not a bad one to Ankify!


1

Which condition is caused by insufficient oxygen supply to cells?

1
__________ is the condition in which the __________ supply to __________ is insufficient.
1
At altitude, there is __________ air density and so __________ oxygen partial pressure.
1


Hypoxia caused by decreased air density can result in:

1
Outline the effects of altitude on fluid balance.
Other Answer Choices:
High
Exercise at sea level
Low
Exercise at altitude
Fluid loss due to exercise
Temperature and humidity
Fluid loss through urine production
3
1

Bobby and Billy have different coaches. Bobby's coach sends him to a high altitude training camp whereas Billy's coach sends him to the UK to train. Why might this be?

1

Barbara and Brenda have qualified for the Winter Olympics, they are both hoping to break the world record in their respective sports.
Barbara is a cross country skier, Brenda is a ski jumper.
The host city is Squaw Valley at 2,000m above sea level, how does this affect their chances?

1
Click here to read a short New Scientist article on Hypoxia.


Explain the adaptations resulting from altitude hypoxia:

Blood adaptations:
_______

Muscle adaptations:
_______
_______

Cardiorespiratory adaptations:
_______
_______
1

Distinguish between the symptoms of acute mountain sickness (AMS), high-altitude pulmonary edema (HAPE) and high-altitude cerebral edema (HACE).

  • elevated heart rate
  • nausea or vomiting
  • severe headaches
  • wheezing while breathing
  • coughing
  • confusion
  • accumulation of fluid in the brain
  • headache
  • dizziness
  • shortness of breath
  • loss of consciousness
  • shortness of breath
  • photophobia (aversion to bright light)
  • accumulation of fluid in the lungs
  • a bluish appearance to the skin
  • elevated heart rate
  • fever
  • cessation of physical activities
  • Acute mountain sickness (AMS)
  • High-altitude pulmonary edema (HAPE)
  • High-altitude cerebral edema (HACE).
5

Which of the following is a method to prevent high-altitude illness?