Diving Basics
The main challenge animals face when deep diving is...
What is limited oxygen?
This is the continent where emperor penguins live.
What is Antarctica?
What happens to heart rate at the start of a sea lion dive.
What is: it increases (spikes)?
A shared strategy used by penguins and sea lions to conserve oxygen.
What is bradycardia?
Bradycardia is...
What is a decrease in heart rate?
During dives, this happens to an emperor penguin’s heart rate.
What is it decreases?
What happens to heart rate during long sea lion dives.
What is it decreases significantly?
The animal people always confuse sea lions with, even though they lack _____ and move like inchworms on land.
What are Ear Flaps and Seals?
It is the longest time an animal can stay underwater while still relying mainly on oxygen stored without a significant increase in blood lactate concentration.
What is ADL or Aerobic Dive Limit?
This factor does NOT influence penguin heart rate during dives.
What is stroke frequency?
The lowest recorded heart rate in diving sea lions.
What is about 6 beats per minute?
A key difference in heart rate patterns between sea lions and penguins.
What is sea lions spike first, while penguins drop immediately?