AIDA 2 FREEDIVING EXAM QUESTIONS AND
ANSWERS
AIDA - Correct Answers -Association Internationale pour le Développement de l'Apnée
What is your body's oxygen saturation? - Correct Answers -96-99% at all times
True or False: Hyperventilation stores more oxygen - Correct Answers -False
What is the freediving breathing cycle? - Correct Answers -1. Relaxation
2. One Full Breath
3. Breath Hold
4. Recovery Breathing
Name 2 ways to relax - Correct Answers -- reduce physical activity
- mental focus
- belly breathing
- body scan technique
Why is Hyperventilation bad? - Correct Answers -it an lead to blackouts without
contractions
At what oxygen level do you blackout? - Correct Answers -50% oxygenation
How many times should you perform your recovery breathing? - Correct Answers -3
(minimum)
Where is oxygen transported in the body? - Correct Answers -In the blood, attached to
red blood cells
What protein binds oxygen to cells? - Correct Answers -hemaglobin
Where is carbon dioxide transported in the body? - Correct Answers -In the blood
plasma (dissolved in the plasma)
Where does gas exchange occur in the body? - Correct Answers -Alveoli (tiny branches
of air tubes in the lungs)
What are the 5 components of the respiratory system? - Correct Answers -1.
Nose/Mouth
2. Trachea
3. Bronchi
4. Bronchioles
5. Alveoli
, What are the 2 cycles of the circulatory system? - Correct Answers -O2 and CO2
(oxygen and carbon dioxide)
Should inhaling be active or passive? - Correct Answers -Active
Should exhaling be active or passive? - Correct Answers -Passive
Name 3 muscle groups that facilitate breathing - Correct Answers -1. Diaphragm
2. Intercostal muscles
3. Accessory breathing muscles
4. Chest muscles
What does holding your breath do in the body? - Correct Answers -Raises C02 levels
What are some symptoms of rising CO2 levels? - Correct Answers -- burning sensation
- tightness in chest
- contractions
True or False: Hyperventilation stores more oxygen - Correct Answers -False
True or False: Hyperventilation lowers the carbon dioxide level - Correct Answers -True
Name 3 physical effects of Hyperventilation (in your body) - Correct Answers -- does not
store more oxygen
- lowers the level of carbon dioxide
- delays the signs of rising carbon dioxide
- raises the heart rate
- reduces blood flow to the brain
What are Signs? - Correct Answers -things that you can see/observe
What are Symptoms? - Correct Answers -things that you feel
Name 4 symptoms of Hyperventilation - Correct Answers -- Euphoria
- Tingling in the extremities
- Lightheadedness
- Dizziness
- Numbness around the mouth
- A metallic taste in the mouth
- Semi paralysis of the hands
How does pressure build with depth? - Correct Answers -1 bar of pressure every 10
meters
How much pressure would there be at 60 meters? - Correct Answers -7 bars
ANSWERS
AIDA - Correct Answers -Association Internationale pour le Développement de l'Apnée
What is your body's oxygen saturation? - Correct Answers -96-99% at all times
True or False: Hyperventilation stores more oxygen - Correct Answers -False
What is the freediving breathing cycle? - Correct Answers -1. Relaxation
2. One Full Breath
3. Breath Hold
4. Recovery Breathing
Name 2 ways to relax - Correct Answers -- reduce physical activity
- mental focus
- belly breathing
- body scan technique
Why is Hyperventilation bad? - Correct Answers -it an lead to blackouts without
contractions
At what oxygen level do you blackout? - Correct Answers -50% oxygenation
How many times should you perform your recovery breathing? - Correct Answers -3
(minimum)
Where is oxygen transported in the body? - Correct Answers -In the blood, attached to
red blood cells
What protein binds oxygen to cells? - Correct Answers -hemaglobin
Where is carbon dioxide transported in the body? - Correct Answers -In the blood
plasma (dissolved in the plasma)
Where does gas exchange occur in the body? - Correct Answers -Alveoli (tiny branches
of air tubes in the lungs)
What are the 5 components of the respiratory system? - Correct Answers -1.
Nose/Mouth
2. Trachea
3. Bronchi
4. Bronchioles
5. Alveoli
, What are the 2 cycles of the circulatory system? - Correct Answers -O2 and CO2
(oxygen and carbon dioxide)
Should inhaling be active or passive? - Correct Answers -Active
Should exhaling be active or passive? - Correct Answers -Passive
Name 3 muscle groups that facilitate breathing - Correct Answers -1. Diaphragm
2. Intercostal muscles
3. Accessory breathing muscles
4. Chest muscles
What does holding your breath do in the body? - Correct Answers -Raises C02 levels
What are some symptoms of rising CO2 levels? - Correct Answers -- burning sensation
- tightness in chest
- contractions
True or False: Hyperventilation stores more oxygen - Correct Answers -False
True or False: Hyperventilation lowers the carbon dioxide level - Correct Answers -True
Name 3 physical effects of Hyperventilation (in your body) - Correct Answers -- does not
store more oxygen
- lowers the level of carbon dioxide
- delays the signs of rising carbon dioxide
- raises the heart rate
- reduces blood flow to the brain
What are Signs? - Correct Answers -things that you can see/observe
What are Symptoms? - Correct Answers -things that you feel
Name 4 symptoms of Hyperventilation - Correct Answers -- Euphoria
- Tingling in the extremities
- Lightheadedness
- Dizziness
- Numbness around the mouth
- A metallic taste in the mouth
- Semi paralysis of the hands
How does pressure build with depth? - Correct Answers -1 bar of pressure every 10
meters
How much pressure would there be at 60 meters? - Correct Answers -7 bars
